from docx import Document
from docx.shared import Pt, Inches, RGBColor, Cm
from docx.enum.text import WD_ALIGN_PARAGRAPH
from docx.enum.style import WD_STYLE_TYPE
from docx.oxml.ns import qn
from docx.oxml import OxmlElement
import copy

doc = Document()

# ── PAGE MARGINS ──────────────────────────────────────────────────────────────
for section in doc.sections:
    section.top_margin    = Cm(2.5)
    section.bottom_margin = Cm(2.5)
    section.left_margin   = Cm(3.5)   # binding side
    section.right_margin  = Cm(2.5)

# ── BASE FONT ─────────────────────────────────────────────────────────────────
normal = doc.styles["Normal"]
normal.font.name  = "Times New Roman"
normal.font.size  = Pt(12)

def set_para_format(para, space_before=6, space_after=6, line_spacing=1.5):
    pf = para.paragraph_format
    pf.space_before   = Pt(space_before)
    pf.space_after    = Pt(space_after)
    pf.line_spacing   = Pt(line_spacing * 12)
    pf.alignment      = WD_ALIGN_PARAGRAPH.JUSTIFY

def add_heading(text, level=1):
    h = doc.add_heading(text, level=level)
    h.runs[0].font.name = "Times New Roman"
    if level == 1:
        h.runs[0].font.size = Pt(14)
        h.runs[0].bold = True
    elif level == 2:
        h.runs[0].font.size = Pt(13)
        h.runs[0].bold = True
    elif level == 3:
        h.runs[0].font.size = Pt(12)
        h.runs[0].bold = True
        h.runs[0].italic = True
    h.paragraph_format.space_before = Pt(12)
    h.paragraph_format.space_after  = Pt(6)
    return h

def add_para(text, bold=False, italic=False, indent=False):
    p = doc.add_paragraph()
    run = p.add_run(text)
    run.font.name = "Times New Roman"
    run.font.size = Pt(12)
    run.bold   = bold
    run.italic = italic
    set_para_format(p)
    if indent:
        p.paragraph_format.first_line_indent = Cm(1)
    return p

def add_bullet(text):
    p = doc.add_paragraph(style="List Bullet")
    run = p.add_run(text)
    run.font.name = "Times New Roman"
    run.font.size = Pt(12)
    return p

def page_break():
    doc.add_page_break()

# ══════════════════════════════════════════════════════════════════════════════
# TITLE PAGE
# ══════════════════════════════════════════════════════════════════════════════
for _ in range(4):
    p = doc.add_paragraph()
    p.paragraph_format.space_after = Pt(0)

t = doc.add_paragraph()
t.alignment = WD_ALIGN_PARAGRAPH.CENTER
r = t.add_run("SCOPE OF HOMOEOPATHIC INTERVENTION FOR ALLERGIC RHINITIS")
r.font.name = "Times New Roman"; r.font.size = Pt(16); r.bold = True

t2 = doc.add_paragraph()
t2.alignment = WD_ALIGN_PARAGRAPH.CENTER
r2 = t2.add_run("A ONE YEAR RETROSPECTIVE OBSERVATIONAL STUDY")
r2.font.name = "Times New Roman"; r2.font.size = Pt(14); r2.bold = True

for _ in range(2):
    doc.add_paragraph()

sub = doc.add_paragraph()
sub.alignment = WD_ALIGN_PARAGRAPH.CENTER
rs = sub.add_run("A Dissertation Submitted in Partial Fulfillment of the Requirement\nfor the Degree of Bachelor of Homoeopathic Medicine and Surgery (BHMS)")
rs.font.name = "Times New Roman"; rs.font.size = Pt(12)

for _ in range(2):
    doc.add_paragraph()

univ = doc.add_paragraph()
univ.alignment = WD_ALIGN_PARAGRAPH.CENTER
ru = univ.add_run("Maharashtra University of Health Sciences (MUHS)\nNashik, Maharashtra")
ru.font.name = "Times New Roman"; ru.font.size = Pt(13); ru.bold = True

for _ in range(2):
    doc.add_paragraph()

by_p = doc.add_paragraph()
by_p.alignment = WD_ALIGN_PARAGRAPH.CENTER
by_p.add_run("Submitted by:").font.name = "Times New Roman"
name_p = doc.add_paragraph()
name_p.alignment = WD_ALIGN_PARAGRAPH.CENTER
rn = name_p.add_run("[Candidate Name]\nInternship Batch [Year]\nRegistration No.: [MUHS Reg. No.]")
rn.font.name = "Times New Roman"; rn.font.size = Pt(12)

for _ in range(2):
    doc.add_paragraph()

guide_p = doc.add_paragraph()
guide_p.alignment = WD_ALIGN_PARAGRAPH.CENTER
guide_p.add_run("Under the Guidance of:").font.name = "Times New Roman"
gname = doc.add_paragraph()
gname.alignment = WD_ALIGN_PARAGRAPH.CENTER
rg = gname.add_run("[Guide Name], [Designation]\n[College Name]\n[City, Maharashtra]")
rg.font.name = "Times New Roman"; rg.font.size = Pt(12)

for _ in range(3):
    doc.add_paragraph()

yr = doc.add_paragraph()
yr.alignment = WD_ALIGN_PARAGRAPH.CENTER
ry = yr.add_run("[Academic Year]")
ry.font.name = "Times New Roman"; ry.font.size = Pt(13); ry.bold = True

page_break()

# ══════════════════════════════════════════════════════════════════════════════
# CHAPTER 1 - INTRODUCTION
# ══════════════════════════════════════════════════════════════════════════════
add_heading("CHAPTER 1: INTRODUCTION", level=1)

# ─── 1.1 Introduction ────────────────────────────────────────────────────────
add_heading("1.1 Introduction", level=2)

add_para(
    "Allergic rhinitis (AR) is one of the most prevalent chronic inflammatory conditions of the upper "
    "respiratory tract, affecting an estimated 10-30% of the global population and placing an enormous "
    "burden on individual well-being, workplace productivity, and healthcare expenditure. It is "
    "characterised by IgE-mediated hypersensitivity of the nasal mucosa to inhaled allergens, resulting "
    "in the cardinal symptoms of sneezing, rhinorrhoea, nasal obstruction, and nasal pruritus. The "
    "condition is frequently accompanied by ocular, pharyngeal, and aural symptoms and carries a "
    "well-documented association with bronchial asthma, allergic conjunctivitis, and chronic "
    "rhinosinusitis.", indent=True
)

add_para(
    "Despite the availability of multiple conventional pharmacological agents - including intranasal "
    "corticosteroids (INCS), oral antihistamines, leukotriene receptor antagonists, and allergen "
    "immunotherapy - a sizeable proportion of patients experience incomplete symptom relief, medication "
    "side effects, or high treatment costs. This situation has led many patients to seek complementary "
    "and alternative therapeutic approaches, among which homoeopathy occupies a significant position, "
    "particularly in the Indian context.", indent=True
)

add_para(
    "Homoeopathy, founded by Dr. Samuel Hahnemann in the late eighteenth century, is based on the "
    "principle of 'Similia Similibus Curentur' (let likes be cured by likes). Its individualised, "
    "constitutional approach to treatment - addressing the totality of symptoms, the patient's "
    "miasmatic background, and susceptibility - offers a conceptually distinct modality from "
    "conventional symptomatic suppression. Given the immunomodulatory dimension of allergic rhinitis, "
    "homoeopathy's proposed capacity to reorient aberrant immune responses has attracted growing "
    "academic attention.", indent=True
)

add_para(
    "India represents one of the largest practising homoeopathic communities in the world, with "
    "homoeopathic out-patient departments (OPDs) routinely managing patients with allergic rhinitis. "
    "However, prospective data from Indian homoeopathic OPDs on the scope, medicine-use patterns, "
    "and clinical outcomes associated with homoeopathic treatment of AR remain limited. A retrospective "
    "observational design, drawing on existing case records, provides a feasible and ethically "
    "straightforward method of generating such data, particularly at the intern level.", indent=True
)

# ─── 1.2 Need for the Study ──────────────────────────────────────────────────
add_heading("1.2 Need for the Study", level=2)

add_para(
    "Allergic rhinitis is a significant public health concern in India, where rapid urbanisation, "
    "increasing air pollution, changing dietary habits, and rising atopic sensitisation rates have "
    "collectively expanded the disease burden. National and state-level prevalence data remain sparse "
    "compared to Western countries. Homoeopathic OPDs across Maharashtra attend to a substantial number "
    "of patients with AR, yet structured retrospective audits of such practice are uncommon.", indent=True
)

add_para(
    "There is a pressing need to document:", indent=True
)
add_bullet("The sociodemographic and clinical profile of AR patients attending homoeopathic OPDs.")
add_bullet("The most frequently indicated and prescribed homoeopathic medicines.")
add_bullet("The therapeutic outcomes as measured by validated symptom scoring instruments such as the Total Nasal Symptom Score (TNSS) or the Score for Allergic Rhinitis (SFAR).")
add_bullet("The extent to which homoeopathic intervention influences the frequency and severity of symptomatic episodes over time.")

add_para(
    "Generating this evidence is essential not only for strengthening the evidence base of homoeopathy "
    "in upper respiratory allergic disorders but also for informing future prospective or controlled "
    "trials. This study addresses that gap by performing a systematic, one-year retrospective analysis "
    "of case records from a homoeopathic OPD.", indent=True
)

# ─── 1.3 Rationale of the Study ──────────────────────────────────────────────
add_heading("1.3 Rationale of the Study", level=2)

add_para(
    "Allergic rhinitis is a multifactorial, IgE-mediated condition driven by a Th2-predominant immune "
    "response. Conventional management, while effective in symptom control, is largely palliative and "
    "does not modulate the underlying atopic diathesis. Long-term use of intranasal steroids may raise "
    "concerns regarding mucosal atrophy; first-generation antihistamines cause sedation; and allergen "
    "immunotherapy, though disease-modifying, is expensive, time-consuming, and not universally "
    "accessible.", indent=True
)

add_para(
    "Homoeopathy offers a holistic, patient-centric approach that targets the individual's "
    "susceptibility rather than the allergen alone. Several clinical studies and a systematic review "
    "(Banerjee et al., 2017, J Altern Complement Med) have reported symptomatic improvement with "
    "homoeopathic treatment in AR. Medicines such as Allium cepa, Arsenicum album, Natrum muriaticum, "
    "Sabadilla, Histaminum, and Galphimia glauca have been used with reported clinical benefit. "
    "However, the evidence base remains limited by small sample sizes, methodological heterogeneity, "
    "and publication bias.", indent=True
)

add_para(
    "A retrospective observational study represents an appropriate first step in the evidence "
    "hierarchy: it utilises real-world clinical data, captures a wide variety of prescribing patterns "
    "and patient profiles, avoids the ethical complexities of placebo-control, and generates "
    "hypotheses for future rigorous designs. At the BHMS internship level, such a study also fulfils "
    "the academic requirement of systematic clinical observation and data synthesis.", indent=True
)

add_para(
    "Given the prevalence of AR in western Maharashtra, the high patient footfall at MUHS-affiliated "
    "homoeopathic institutions, and the paucity of structured retrospective data on homoeopathic "
    "practice in AR, the rationale for this study is both scientifically valid and contextually "
    "relevant.", indent=True
)

# ─── 1.4 Research Question ───────────────────────────────────────────────────
add_heading("1.4 Research Question", level=2)

add_para(
    "The following primary research question guides this study:", bold=False
)

p_rq = doc.add_paragraph()
p_rq.paragraph_format.left_indent  = Cm(1.5)
p_rq.paragraph_format.right_indent = Cm(1.5)
rq_run = p_rq.add_run(
    '"What is the scope of homoeopathic intervention in patients diagnosed with allergic rhinitis, '
    'as evidenced by the prescribing patterns, symptom profiles, and clinical outcomes documented '
    'in a one-year retrospective review of case records at a homoeopathic OPD?"'
)
rq_run.font.name = "Times New Roman"; rq_run.font.size = Pt(12); rq_run.italic = True

add_para("\nThe following secondary questions are also addressed:")
add_bullet("What are the sociodemographic characteristics (age, sex, occupation, duration of illness) of AR patients attending the homoeopathic OPD?")
add_bullet("What are the predominant clinical features and triggering factors in these patients?")
add_bullet("Which homoeopathic medicines are most frequently prescribed, and at what potencies?")
add_bullet("What is the distribution of patients by ARIA (Allergic Rhinitis and its Impact on Asthma) classification - intermittent/persistent, mild/moderate-severe?")
add_bullet("Is there a measurable improvement in symptom scores following homoeopathic treatment over the study period?")
add_bullet("What comorbidities (asthma, sinusitis, urticaria) co-exist in this patient population?")

# ─── 1.5 Hypothesis ──────────────────────────────────────────────────────────
add_heading("1.5 Hypothesis", level=2)

add_heading("Null Hypothesis (H₀):", level=3)
add_para(
    "Homoeopathic intervention has no significant scope in the management of allergic rhinitis, as "
    "evidenced by the absence of a meaningful reduction in symptom scores or improvement in clinical "
    "outcomes in patients observed retrospectively over one year.", indent=True
)

add_heading("Alternate Hypothesis (H₁):", level=3)
add_para(
    "Homoeopathic intervention demonstrates a significant scope in the management of allergic rhinitis, "
    "as evidenced by a meaningful reduction in nasal and associated symptom scores and improvement in "
    "clinical outcomes in patients observed retrospectively over one year.", indent=True
)

add_para(
    "Note: As this is a retrospective observational study without a control arm, the hypothesis will "
    "be evaluated through within-group pre- and post-treatment symptom score comparison (e.g., TNSS "
    "or SFAR scores at first consultation versus at final recorded follow-up) using appropriate "
    "non-parametric statistical tests (Wilcoxon Signed Rank Test or paired t-test based on "
    "normality of data).", italic=True
)

page_break()

# ══════════════════════════════════════════════════════════════════════════════
# CHAPTER 2 - REVIEW OF LITERATURE
# ══════════════════════════════════════════════════════════════════════════════
add_heading("CHAPTER 2: REVIEW OF LITERATURE", level=1)

# ─── 2.1 Definition ──────────────────────────────────────────────────────────
add_heading("2.1 Definition", level=2)

add_para(
    "Allergic rhinitis (AR) is defined as a symptomatic disorder of the nose, induced by IgE-mediated "
    "inflammation of the nasal mucosa after allergen exposure, characterised by one or more of the "
    "following symptoms: nasal blockage, rhinorrhoea (anterior or posterior), sneezing, and itching. "
    "(Bousquet et al., ARIA Guidelines).", indent=True
)

add_para(
    "Harrison's Principles of Internal Medicine (22nd ed., 2025) defines rhinitis as 'a condition "
    "characterised by sneezing, rhinorrhoea, obstruction of the nasal passages, conjunctival, nasal "
    "and pharyngeal itching, and lacrimation. It can be classified as allergic or nonallergic based "
    "on the presence or absence of IgE specific for relevant antigens.'", indent=True
)

add_para(
    "Cummings Otolaryngology (7th ed.) further elaborates that AR is a TH2-related immune-mediated "
    "inflammatory condition of the nasal mucosa and upper aerodigestive tract, with substantial "
    "individual and societal burden.", indent=True
)

# ─── 2.2 Epidemiology ────────────────────────────────────────────────────────
add_heading("2.2 Epidemiology", level=2)

add_heading("Global Epidemiology", level=3)
add_para(
    "Allergic rhinitis is among the most common chronic diseases worldwide. The overall prevalence "
    "in North America has increased in the past two decades and ranges between 10-30%, with the peak "
    "prevalence (>30%) occurring in the fifth decade of life. In Europe, AR is estimated to cost "
    "approximately 355 Euros per patient per month. In the United States, AR ranks fifth among all "
    "chronic diseases in terms of economic impact, with an estimated annual direct cost of up to "
    "US$ 5 billion and approximately 3.5 million lost workdays per year (Cummings Otolaryngology, 7th ed.).",
    indent=True
)

add_heading("Indian Epidemiology", level=3)
add_para(
    "In India, AR is a highly prevalent condition, estimated to affect 20-30% of the population in "
    "certain studies, though robust national prevalence data are limited. The burden is particularly "
    "pronounced in urban areas due to vehicular pollution, industrial emissions, and altered indoor "
    "environments. Seasonal AR is prevalent in north and central India during the spring pollen "
    "season, while perennial AR driven by house dust mite sensitisation predominates in coastal and "
    "humid regions including Maharashtra.", indent=True
)

add_para(
    "AR is frequently comorbid with bronchial asthma: up to 50% of patients with AR manifest asthma, "
    "while 70-80% of asthmatic patients also experience AR (Harrison's, 22nd ed.). Similarly, 80% "
    "of patients with chronic bilateral sinusitis experience AR, underscoring its significance as a "
    "comorbid driver of upper and lower respiratory disease.", indent=True
)

# ─── 2.3 Aetiology ───────────────────────────────────────────────────────────
add_heading("2.3 Aetiology", level=2)

add_para(
    "Allergic rhinitis generally occurs in atopic individuals - those with a genetic predisposition "
    "to produce IgE antibodies in response to common environmental allergens. It frequently co-exists "
    "with atopic dermatitis, food allergy, urticaria, and asthma.", indent=True
)

add_heading("Seasonal Allergens", level=3)
add_para(
    "Wind-pollinated trees, grasses, and weeds produce sufficient quantities of pollen suitable for "
    "wide distribution by air currents. In temperate North America, trees pollinate from March "
    "through May, grasses in June to early July, and weeds from mid-August through early October. "
    "Climate change is altering these patterns, with earlier tree pollination and a prolonged ragweed "
    "season. In India, the dominant seasonal allergens include Parthenium, Cassia, and various "
    "grasses, varying by region.", indent=True
)

add_heading("Perennial Allergens", level=3)
add_para(
    "Perennial AR results from year-round allergen exposure. Key perennial allergens include:"
    , indent=True
)
add_bullet("House dust mites: Dermatophagoides farinae and Dermatophagoides pteronyssinus - scavengers of human skin that excrete cysteine protease allergens in their faeces.")
add_bullet("Animal dander: especially cat and dog epidermal proteins.")
add_bullet("Cockroach-derived proteins: fecal cysteine proteases, a major sensitiser in urban Indian settings.")
add_bullet("Mould spores: Aspergillus, Cladosporium, and Alternaria species, whose propagation depends on humidity and temperature.")

add_heading("Risk Factors", level=3)
add_para(
    "Female sex, exposure to particulate air pollution, maternal tobacco smoking during pregnancy, "
    "early childhood exposure to allergens, family history of atopy, absence of breastfeeding, "
    "antibiotic use in early childhood, and the 'hygiene hypothesis' (reduced microbial exposure "
    "leading to Th2-skewing) all increase the risk of developing AR (Harrison's 22nd ed.).",
    indent=True
)

# ─── 2.4 Pathophysiology ─────────────────────────────────────────────────────
add_heading("2.4 Pathophysiology", level=2)

add_heading("Sensitisation Phase", level=3)
add_para(
    "The development of AR begins with sensitisation - the initial exposure to an allergen. "
    "Mucosal epithelial cells, upon allergen exposure, secrete thymic stromal lymphopoietin (TSLP), "
    "which drives the maturation of dendritic cells into Th2-promoting subtypes. These "
    "Th2-promoting dendritic cells attract Th2 lymphocytes and amplify the Th2 response. "
    "Antigen-presenting cells (macrophages, dendritic cells, Langerhans cells) engulf and present "
    "allergen peptides to naive T cells, polarising them toward the Th2 phenotype. Th2 cells "
    "produce IL-4 and IL-13, which drive B-cell class switching to produce allergen-specific IgE "
    "antibodies. These IgE antibodies coat the surface of mast cells and basophils via high-affinity "
    "FcεRI receptors.", indent=True
)

add_heading("Early Phase Response", level=3)
add_para(
    "On re-exposure to the same allergen, allergen molecules cross-link the surface-bound IgE on "
    "mast cells, triggering rapid degranulation. This releases pre-formed mediators (histamine, "
    "tryptase, chymase) and newly synthesised mediators (prostaglandins, leukotrienes C4, D4, E4, "
    "and platelet-activating factor). These mediators act on nasal blood vessels (vasodilation, "
    "increased permeability causing oedema and rhinorrhoea), glands (hypersecretion), smooth muscle, "
    "and sensory nerve endings (causing sneezing and pruritus). This early-phase response occurs "
    "within minutes of allergen exposure.", indent=True
)

add_heading("Late Phase Response", level=3)
add_para(
    "Four to eight hours after the early response, a late-phase reaction occurs due to recruitment "
    "of eosinophils, basophils, Th2 lymphocytes, and mast cells into the nasal mucosa, mediated by "
    "adhesion molecules (ICAM-1, VCAM-1, E-selectin) and chemokines (eotaxin, RANTES). IL-5 drives "
    "eosinophil recruitment and survival. This late-phase inflammatory milieu creates nasal "
    "hyperresponsiveness - heightened reactivity to both specific and non-specific stimuli (cold air, "
    "smoke, perfumes) - a hallmark of allergic nasal disease (Cummings Otolaryngology, 7th ed.).",
    indent=True
)

add_heading("Nasal Obstruction and Secondary Effects", level=3)
add_para(
    "Swelling of the turbinates and nasal mucous membranes can obstruct the sinus ostia and "
    "Eustachian tube, predisposing to secondary sinusitis and otitis media respectively. The nasal "
    "mucosa appears pale, boggy, and oedematous, coated with thin, watery secretions. Chronic "
    "inflammation also promotes nasal polyp formation in susceptible individuals.", indent=True
)

# ─── 2.5 Classification ──────────────────────────────────────────────────────
add_heading("2.5 Classification", level=2)

add_heading("ARIA Classification (Allergic Rhinitis and its Impact on Asthma)", level=3)
add_para(
    "The ARIA (2001, updated 2008 and 2019) classification, now internationally accepted, replaced "
    "the older 'seasonal/perennial' dichotomy with a more clinically relevant scheme based on "
    "duration and severity:", indent=True
)

add_heading("Based on Duration:", level=3)
add_bullet("Intermittent AR: Symptoms present for <4 days per week OR <4 consecutive weeks per year.")
add_bullet("Persistent AR: Symptoms present for ≥4 days per week AND ≥4 consecutive weeks per year.")

add_heading("Based on Severity:", level=3)
add_bullet("Mild: Normal sleep; no impairment of daily activities, sport, leisure, or work/school; symptoms not troublesome.")
add_bullet("Moderate-Severe: Abnormal sleep, impairment of daily activities, work or school, and/or troublesome symptoms. (One or more of these features must be present.)")

add_heading("Traditional Classification:", level=3)
add_bullet("Seasonal AR (SAR): Caused by outdoor seasonal allergens (pollens, moulds).")
add_bullet("Perennial AR (PAR): Caused by indoor allergens present year-round (dust mites, animal dander, cockroach).")
add_bullet("Occupational AR: Related to workplace allergen exposure.")

# ─── 2.6 Clinical Features ───────────────────────────────────────────────────
add_heading("2.6 Clinical Features", level=2)

add_heading("Cardinal Nasal Symptoms", level=3)
add_bullet("Episodic or persistent sneezing (often in paroxysms, especially in the morning)")
add_bullet("Profuse, watery rhinorrhoea (anterior and/or posterior)")
add_bullet("Nasal obstruction/blockage (uni- or bilateral, may be alternating)")
add_bullet("Nasal pruritus (itching inside the nose)")

add_heading("Associated Symptoms", level=3)
add_bullet("Ocular: itching, redness, lacrimation, periorbital oedema (allergic conjunctivitis in up to 80% of cases)")
add_bullet("Pharyngeal: post-nasal drip, throat clearing, mild sore throat, palatal itching")
add_bullet("Aural: Eustachian tube dysfunction, 'popping' sensation, reduced hearing")
add_bullet("Olfactory: Anosmia or hyposmia in persistent/moderate-severe disease")
add_bullet("Systemic: Fatigue, malaise, headache, sleep disturbance, irritability, cognitive impairment")

add_heading("Signs on Examination", level=3)
add_bullet("'Allergic shiners': dark circles under the eyes due to venous congestion")
add_bullet("'Dennie-Morgan lines': transverse folds below the lower eyelids")
add_bullet("'Allergic salute': a supratip nasal crease from repeated upward rubbing of the nasal tip")
add_bullet("'Adenoid facies': open-mouth breathing, high arched palate, and retracted jaw in children")
add_bullet("Anterior rhinoscopy: pale, bluish, oedematous inferior turbinates with thin watery secretions")

add_heading("Symptom Scoring", level=3)
add_para(
    "Several validated tools are used to quantify AR symptoms:", indent=True
)
add_bullet("Total Nasal Symptom Score (TNSS): Scores four nasal symptoms (sneezing, rhinorrhoea, nasal obstruction, nasal pruritus) each on a 0-3 scale (0=absent, 3=severe); maximum score = 12.")
add_bullet("Score for Allergic Rhinitis (SFAR): A validated self-assessment questionnaire widely used in Indian homoeopathic research, incorporating both nasal and extra-nasal symptoms.")
add_bullet("Visual Analogue Scale (VAS): 0-10 scale for overall symptom burden.")

# ─── 2.7 Diagnosis ───────────────────────────────────────────────────────────
add_heading("2.7 Diagnosis", level=2)

add_para(
    "The diagnosis of AR is primarily clinical, based on a detailed history and physical examination. "
    "Confirmatory tests are pursued when empirical therapy fails, when the diagnosis is uncertain, "
    "or when allergen identification is needed for targeted therapy.", indent=True
)

add_heading("Clinical Diagnosis", level=3)
add_para(
    "A clinical history demonstrating nasal symptoms occurring in temporal relationship to allergen "
    "exposure, with documentation of IgE-mediated sensitisation, is required. The history should "
    "include onset, duration, seasonal variation, triggering factors, family history of atopy, "
    "associated comorbidities (asthma, eczema), and impact on quality of life.", indent=True
)

add_heading("Allergy Testing", level=3)
add_para(
    "Skin Prick Test (SPT): The gold standard for confirming sensitisation. A wheal of ≥3 mm larger "
    "than the negative control is considered positive. Sensitivity is reported at 80-100% and "
    "specificity at 70-90% (Cummings Otolaryngology, 7th ed.).", indent=True
)
add_para(
    "Serum-Specific IgE (ssIgE): Radioimmunoassay or enzyme-linked immunoassay to detect allergen-"
    "specific IgE in serum. Useful when SPT cannot be performed (severe eczema, dermatographism, "
    "patient on antihistamines).", indent=True
)

add_heading("Nasal Investigations", level=3)
add_para(
    "Nasal endoscopy, nasal cytology (eosinophilia on nasal smear), and nasal provocation testing "
    "may be employed in specialist settings. Peripheral blood eosinophilia and elevated total serum "
    "IgE support the diagnosis but are not specific.", indent=True
)

# ─── 2.8 Differential Diagnosis ──────────────────────────────────────────────
add_heading("2.8 Differential Diagnosis", level=2)

add_bullet("Non-Allergic Rhinitis (Vasomotor Rhinitis): Triggered by non-immunological stimuli (temperature change, smoke, strong odours, humidity); negative SPT and ssIgE.")
add_bullet("Infective Rhinitis: Acute viral rhinosinusitis - purulent discharge, fever, unilateral symptoms; resolves within 10 days.")
add_bullet("Non-Allergic Rhinitis with Eosinophilia Syndrome (NARES): Nasal eosinophilia without IgE sensitisation; poor response to antihistamines.")
add_bullet("Rhinitis Medicamentosa: Due to prolonged use of topical decongestants (oxymetazoline, xylometazoline); rebound nasal congestion.")
add_bullet("Structural Causes: Deviated nasal septum, adenoid hypertrophy, nasal polyps - present with persistent obstruction without seasonal variation.")
add_bullet("Atrophic Rhinitis: Foul smell, crusting, nasal dryness; distinct from AR.")
add_bullet("CSF Rhinorrhoea: Unilateral watery discharge; positive beta-2 transferrin test; following head trauma or surgery.")

# ─── 2.9 Conventional Management ─────────────────────────────────────────────
add_heading("2.9 Conventional Management", level=2)

add_heading("Allergen Avoidance", level=3)
add_para(
    "Environmental control measures - HEPA filters, encasing mattresses and pillows, washing bedding "
    "at high temperature, removing carpets, and reducing humidity - reduce house dust mite and "
    "mould burden. Avoidance of known triggering allergens is the first step.", indent=True
)

add_heading("Pharmacological Management", level=3)

add_heading("Intranasal Corticosteroids (INCS)", level=3)
add_para(
    "INCS (fluticasone propionate, mometasone furoate, budesonide) are the most effective single "
    "agents for persistent and moderate-severe AR. They reduce nasal inflammation, congestion, "
    "rhinorrhoea, and sneezing. They are the first-line treatment per ARIA and most international "
    "guidelines.", indent=True
)

add_heading("Antihistamines", level=3)
add_para(
    "Oral second-generation H1-antihistamines (cetirizine, loratadine, fexofenadine, "
    "bilastine) are effective for sneezing, rhinorrhoea, and pruritus with a minimal sedation "
    "profile. Intranasal antihistamines (azelastine) act locally and have rapid onset.", indent=True
)

add_heading("Leukotriene Receptor Antagonists (LTRA)", level=3)
add_para(
    "Montelukast is particularly useful in AR patients with comorbid asthma, as it addresses both "
    "upper and lower airway inflammation.", indent=True
)

add_heading("Decongestants", level=3)
add_para(
    "Oral (pseudoephedrine) and intranasal (oxymetazoline) decongestants reduce nasal congestion "
    "rapidly but are not recommended for prolonged use due to risk of rhinitis medicamentosa "
    "(intranasal) and cardiovascular effects (oral).", indent=True
)

add_heading("Allergen Immunotherapy (AIT)", level=3)
add_para(
    "Subcutaneous immunotherapy (SCIT) and sublingual immunotherapy (SLIT) are the only "
    "disease-modifying treatments for AR. They reduce sensitisation over a 3-5 year course, provide "
    "long-lasting benefit after discontinuation, and can prevent new sensitisations. However, "
    "they are expensive and require specialist supervision.", indent=True
)

# ─── 2.10 Homoeopathic Concept ───────────────────────────────────────────────
add_heading("2.10 Homoeopathic Concept of Allergic Rhinitis", level=2)

add_heading("The Law of Similars and Individualisation", level=3)
add_para(
    "Homoeopathy, established by Dr. Samuel Hahnemann (1755-1843), is founded on the principle "
    "'Similia Similibus Curentur' - that a substance capable of producing symptoms in a healthy "
    "individual can cure similar symptoms in a diseased person when administered in minimal, "
    "potentised doses. This principle, embodied in the Organon of Medicine (6th edition, Aph. 26), "
    "guides the selection of the simillimum.", indent=True
)

add_para(
    "In AR, rather than prescribing a single 'anti-allergic' medicine, homoeopathy requires a "
    "detailed case taking that encompasses the character of the nasal discharge (watery/thick/acrid), "
    "aggravating and ameliorating factors, associated symptoms (lacrimation, throat, chest), "
    "mental generals, constitutional type, thermal modalities, and the patient's miasmatic "
    "background. The totality of symptoms, not the local nasal pathology alone, guides "
    "prescription.", indent=True
)

add_heading("Miasmatic Understanding", level=3)
add_para(
    "Hahnemann attributed the origin of chronic diseases to underlying miasms. In the context of "
    "AR, homoeopathic physicians consider the predominant miasm:", indent=True
)
add_bullet("Psora: The fundamental miasm underlying most allergic and hypersensitive states; manifest as functional hypersensitivity of the mucous membranes.")
add_bullet("Sycosis: May contribute when AR is associated with thickened, profuse, greenish discharges, nasal polyps, or strong familial allergic history.")
add_bullet("Tubercular Miasm: Strongly linked with the atopic triad (AR, asthma, eczema); rapidly changing symptoms and shifting of disease from one organ to another.")

add_heading("Susceptibility and Vital Force", level=3)
add_para(
    "Hahnemann conceptualised the 'vital force' (Organon, Aph. 9-11) as the dynamic principle "
    "governing the organism's health. In atopic individuals, an aberrant vital force manifests as "
    "heightened susceptibility to environmental stimuli. Homoeopathic medicines, being "
    "dynamised/potentised preparations, are thought to act on the vital force to correct this "
    "heightened reactivity at an immunological and energetic level.", indent=True
)

# ─── 2.11 Homoeopathic Management ────────────────────────────────────────────
add_heading("2.11 Homoeopathic Management of Allergic Rhinitis", level=2)

add_heading("Commonly Indicated Medicines", level=3)
add_para(
    "The following medicines are frequently indicated in AR based on their drug pictures from "
    "Materia Medica (Boericke, Allen, Clarke, Kent):", indent=True
)

medicines = [
    ("Allium cepa", "Profuse, watery, acrid nasal discharge (excoriating the upper lip and nostrils); bland, non-acrid lacrimation; worse in warm rooms, better in open air; characteristic violent sneezing. The picture closely resembles onion-induced catarrh (the drug source). Suitable for SAR triggered by pollen or cold air."),
    ("Arsenicum album", "Thin, watery, excoriating nasal discharge with burning sensation; sneezing without relief; worse at night, cold air; better by warmth; associated restlessness, anxiety, and exhaustion. Suited to patients with a thin, chilly, restless, anxious constitution. Useful in both SAR and PAR."),
    ("Natrum muriaticum", "Profuse, watery, albuminous discharge; sneezing in the morning; loss of smell and taste; 'chain-like' discharge like egg-white; cracked, dry lower lip; introversion, grief-based constitution; worse at 10 AM, seaside; better open air, cold."),
    ("Sabadilla", "Violent, spasmodic sneezing with profuse lacrimation; itching of soft palate, urge to swallow; worse cold air, flowers, the smell of flowers; better warm drinks and warmth. Corresponds well to hay fever."),
    ("Wyethia", "Intense itching of the posterior nares and soft palate; constant desire to swallow; dry, burning sensation at the back of the throat. Well-indicated in pollen-induced SAR with palatal symptoms."),
    ("Nux vomica", "Early-morning sneezing; stuffed nose at night, fluent by day; crawling, scraping sensation; watery discharge outdoors, blocked indoors; worse cold, dry weather; irritable, competitive constitution; useful for occupational/urban AR."),
    ("Histaminum hydrochloricum", "Used as isopathic treatment for allergic states; indicated when the specific allergen cannot be identified or as a nosode complement to constitutional treatment; potencies 30C-200C commonly used."),
    ("Galphimia glauca", "A specific homoeopathic medicine for AR supported by clinical trial evidence (meta-analysis by Wiesenauer and Ludtke; cited in Banerjee et al., 2017). Nasal and ocular symptoms of SAR with favourable evidence at 6x-12x potencies."),
    ("Euphrasia", "Profuse, acrid, burning lacrimation with mild nasal discharge; useful when ocular symptoms predominate; worse open air, wind; better in dark rooms."),
    ("Pulsatilla", "Thick, bland, yellowish-green nasal discharge; worse indoors, stuffy rooms; better open air; associated sinusitis; gentle, yielding, emotional constitution; hormonal modulation in females."),
    ("Sulphur", "Chronic, constitutional AR with dry, burning, excoriating nasal discharge; red, itchy margins of orifices; worse warmth, washing; lazy, philosophical constitution; useful as intercurrent or constitutional medicine."),
    ("Lycopodium clavatum", "Dry nasal obstruction with fan-like motion of alae nasi; worse 4-8 PM; digestive complaints; useful in children and patients with low self-confidence; chronic persistent AR with sinusitis."),
]

for med, desc in medicines:
    p = doc.add_paragraph()
    run1 = p.add_run(f"{med}: ")
    run1.font.name = "Times New Roman"; run1.font.size = Pt(12); run1.bold = True; run1.italic = True
    run2 = p.add_run(desc)
    run2.font.name = "Times New Roman"; run2.font.size = Pt(12)
    p.paragraph_format.left_indent   = Cm(1.5)
    p.paragraph_format.space_before  = Pt(4)
    p.paragraph_format.space_after   = Pt(4)

add_heading("Principles of Potency Selection", level=3)
add_para(
    "The choice of potency in homoeopathic prescribing is guided by the sensitivity of the patient, "
    "the duration and depth of the disease, and the prescribing tradition of the physician. "
    "In AR, low to medium potencies (6C, 30C) are often used for acute symptomatic prescribing, "
    "while higher potencies (200C, 1M) are used for deeply constitutional prescriptions. LM "
    "(quintamillesimal) potencies may be used for sensitive, hypersensitive patients to minimise "
    "aggravation.", indent=True
)

add_heading("Nosodes and Sarcodes", level=3)
add_para(
    "Bacillinum (tuberculosis nosode) and Tuberculinum are used as intercurrent medicines in patients "
    "with a strong tubercular miasmatic background and the atopic triad. Histaminum (a sarcode "
    "prepared from histamine) is used as an isopathic agent. Carcinosin may be considered in cases "
    "with deep family history of malignancy combined with allergic constitution.", indent=True
)

# ─── 2.12 Previous Studies ────────────────────────────────────────────────────
add_heading("2.12 Previous Studies", level=2)

add_heading("International Studies", level=3)

add_para(
    "1. Banerjee K, Mathie RT, Costelloe C, Howick J (2017). 'Homeopathy for Allergic Rhinitis: "
    "A Systematic Review.' Journal of Alternative and Complementary Medicine, 23(6): 426-444. "
    "[PMID: 28437146]", bold=True
)
add_para(
    "This systematic review evaluated 11 randomised controlled trials of homoeopathic treatment "
    "for seasonal or perennial AR. Three trials using Galphimia glauca for seasonal AR were "
    "included in a meta-analysis, showing nasal symptom relief at 2 weeks (RR=1.48, 95% CI "
    "1.24-1.77) and at 4 weeks (RR=1.27, 95% CI 1.10-1.46) compared to placebo. Ocular symptom "
    "relief was similarly favoured. A homoeopathic nasal spray produced equivalent improvement to "
    "a conventional nasal spray. The authors concluded that use of Galphimia glauca may have small "
    "beneficial effects on AR symptoms, though overall evidence quality was low to uncertain.",
    indent=True
)

add_para(
    "2. Wiesenauer M and Ludtke R (1996). 'Galphimia glauca for hay fever: a systematic review "
    "of randomised controlled trials and a meta-analysis.' Phytomedicine, 3(1): 1-5.", bold=True
)
add_para(
    "Meta-analysis of multiple RCTs using Galphimia glauca (potencies 6x-12x) in seasonal AR "
    "showed statistically significant improvement in nasal and ocular symptoms compared to placebo, "
    "with an overall response rate of 69.7% versus 56.7% in placebo groups.",
    indent=True
)

add_para(
    "3. Taylor MA, Reilly D, Llewellyn-Jones RH, McSharry C, Aitchison T (2000). 'Randomised "
    "controlled trial of homoeopathy versus placebo in perennial allergic rhinitis with overview "
    "of four trial series.' British Medical Journal, 321: 471-476.", bold=True
)
add_para(
    "A placebo-controlled trial of individualised homoeopathic treatment for perennial AR showed "
    "a significant improvement in nasal inspiratory peak flow and VAS symptom scores in the "
    "homoeopathy group compared to placebo (p < 0.05). This was a replication of earlier positive "
    "trials by the same group, contributing to a four-trial meta-analysis that favoured "
    "homoeopathy.", indent=True
)

add_heading("National/Indian Studies", level=3)

add_para(
    "4. Majumder S, Bhatia A et al. 'Efficacy of Homoeopathic Medicines in Allergic Rhinitis: "
    "A Clinical Study.' (Published in JPTCP, 2022.)", bold=True
)
add_para(
    "A prospective observational study of 30 cases of AR treated with individualised homoeopathic "
    "medicines. SFAR scores and serum IgE levels were assessed at baseline and end of follow-up. "
    "ANOVA for repeated measures showed p=0.000 (highly significant). 19 of 30 patients achieved "
    "complete recovery; 11 showed marked improvement. Most frequently prescribed medicines were "
    "Natrum muriaticum, Sabadilla, Allium cepa, Arsenicum album, Sulphur, Pulsatilla, Lycopodium, "
    "Phosphorus, and Bromium.", indent=True
)

add_para(
    "5. Ankitkumar et al. 'An Observational Retrospective Study on Correlation of Allergic "
    "Rhinitis and Family History.' IJCRT, 2024.", bold=True
)
add_para(
    "A retrospective observational study analysing the correlation between family history of atopy "
    "and clinical presentation of AR in patients attending a homoeopathic OPD. The study found a "
    "statistically significant positive correlation between first-degree family history of atopy "
    "and the severity of AR, particularly the persistent moderate-severe phenotype.",
    indent=True
)

add_para(
    "6. Saha S and Koley M (2014). 'The effectiveness of individualised homoeopathic treatment "
    "of allergic rhinitis: an open, observational pilot study.' J Evid Based Integr Med, 19(3): "
    "161-167.", bold=True
)
add_para(
    "An open observational pilot study in 30 patients with AR treated with individualised "
    "homoeopathic medicines over 3 months. Significant improvement was noted in the Glasgow "
    "Homoeopathic Hospital Outcome Score (GHHOS) and Rhinitis Quality of Life Questionnaire "
    "(RQoLQ) scores. The study identified Arsenic album and Natrum muriaticum as the two most "
    "frequently prescribed medicines.", indent=True
)

add_para(
    "7. Central Council for Research in Homoeopathy (CCRH), India - Multicentre studies on AR.",
    bold=True
)
add_para(
    "The CCRH has conducted multicentre observational and controlled studies on AR, "
    "consistently identifying individualised homoeopathic treatment as clinically beneficial "
    "in reducing symptom scores and comorbid asthma severity. CCRH guidelines recommend "
    "Arsenicum album, Allium cepa, Natrum muriaticum, Sabadilla, Nux vomica, and Histaminum "
    "as the core therapeutic group for AR management.", indent=True
)

page_break()

# ══════════════════════════════════════════════════════════════════════════════
# REFERENCES
# ══════════════════════════════════════════════════════════════════════════════
add_heading("REFERENCES", level=1)

refs = [
    "Bousquet J, Khaltaev N, Cruz AA, et al. Allergic Rhinitis and its Impact on Asthma (ARIA) 2008. Allergy. 2008;63(Suppl 86):8-160.",
    "Lockey RF, Ledford DK, eds. Harrison's Principles of Internal Medicine. 22nd ed. McGraw Hill Medical; 2025. Chapter on Allergic Rhinitis, p. 302-323.",
    "Cummings CW, Flint PW, Haughey BH, et al., eds. Cummings Otolaryngology Head and Neck Surgery. 7th ed. Elsevier; 2021. Chapter 35: Allergic Rhinitis.",
    "Banerjee K, Mathie RT, Costelloe C, Howick J. Homeopathy for Allergic Rhinitis: A Systematic Review. J Altern Complement Med. 2017;23(6):426-444. [PMID: 28437146]",
    "Wiesenauer M, Ludtke R. Galphimia glauca for hay fever: a meta-analysis of randomised controlled trials. Phytomedicine. 1996;3(1):1-5.",
    "Taylor MA, Reilly D, Llewellyn-Jones RH, McSharry C, Aitchison T. Randomised controlled trial of homoeopathy versus placebo in perennial allergic rhinitis. BMJ. 2000;321:471-476.",
    "Hamre HJ, Glockmann A, von Ammon K et al. Efficacy of homoeopathic treatment: Systematic review of meta-analyses. Syst Rev. 2023;12:190. [PMID: 37805577]",
    "Boericke W. Pocket Manual of Homoeopathic Materia Medica and Repertory. 9th ed. B. Jain Publishers; 2002.",
    "Kent JT. Repertory of the Homoeopathic Materia Medica. 6th ed. B. Jain Publishers; 1998.",
    "Hahnemann S. Organon of Medicine. 6th ed. (Translated by Boericke W). B. Jain Publishers; 2002.",
    "Allen HC. Allen's Keynotes and Characteristics with Comparisons. 8th ed. B. Jain Publishers; 2002.",
    "Clarke JH. A Dictionary of Practical Materia Medica. B. Jain Publishers; 2003.",
    "Majumder S et al. Efficacy of Homoeopathic Medicines in Allergic Rhinitis. J Pharm Tech Clin Res. 2022. JPTCP/9397.",
    "Saha S, Koley M. Effectiveness of individualised homoeopathic treatment of allergic rhinitis. J Evid Based Integr Med. 2014;19(3):161-167.",
    "CCRH (Central Council for Research in Homoeopathy). Evidence Based Management of Allergic Rhinitis. New Delhi: Ministry of AYUSH, Government of India.",
    "Fokkens WJ, Lund VJ, Hopkins C, et al. European Position Paper on Rhinosinusitis and Nasal Polyps 2020 (EPOS 2020). Rhinology. 2020;58(Suppl S29):1-464.",
    "Vaidya V. Miasmatic Analysis in Chronic Diseases. B. Jain Publishers; 2010.",
    "Ankitkumar et al. An Observational Retrospective Study on Correlation of Allergic Rhinitis and Family History. IJCRT. 2024;12(9):IJCRT2409685.",
]

for i, ref in enumerate(refs, 1):
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    p.paragraph_format.first_line_indent = Cm(-1.0)
    p.paragraph_format.space_after = Pt(4)
    r = p.add_run(f"{i}. {ref}")
    r.font.name = "Times New Roman"
    r.font.size  = Pt(11)

# ══════════════════════════════════════════════════════════════════════════════
# SAVE
# ══════════════════════════════════════════════════════════════════════════════
output_path = "/tmp/workspace/allergic-rhinitis-thesis/AR_Thesis_MUHS_BHMS.docx"
doc.save(output_path)
print(f"Saved: {output_path}")