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Assessment of Eye: Allergic Conjunctivitis
I. BIOGRAPHIC DATA
| Field | Details |
|---|
| Name | Mr. Rahul Sharma (fictitious patient) |
| Age | 24 years |
| Sex | Male |
| Date of Birth | July 10, 2002 |
| Occupation | College student |
| Address | Urban residential area |
| Marital Status | Unmarried |
| Religion | Hindu |
| Nationality | Indian |
| Date of Admission | July 24, 2026 |
| Date of Assessment | July 24, 2026 |
| Informant | Patient himself (reliable) |
II. CHIEF COMPLAINTS
The patient presents with:
- Bilateral eye redness - for 3 days
- Intense itching in both eyes - for 3 days
- Watering / excessive tearing - for 3 days
- Swelling of eyelids - for 2 days
- Foreign body sensation in eyes - for 3 days
- Associated sneezing and nasal discharge - for 4 days
"My eyes have been really itchy and red since I was outside on the sports ground three days ago. They keep watering non-stop and I can't stop rubbing them."
III. HISTORY OF PRESENT ILLNESS
The patient, a 24-year-old college student, was apparently well until 3 days ago when he developed sudden onset of bilateral eye redness and intense itching after spending several hours outdoors during the onset of the summer/pollen season. The itching was the most distressing symptom and prompted repeated eye rubbing. This was followed by profuse watery discharge from both eyes, bilateral eyelid swelling (puffiness), and a foreign body sensation. He also noticed sneezing and clear nasal discharge starting one day before the eye symptoms.
- Onset: Sudden, after outdoor exposure
- Duration: 3 days
- Progression: Worsening over 2-3 days
- Character of discharge: Clear, watery (not purulent or sticky)
- Visual acuity: Subjectively normal; no blurring of vision
- Aggravating factors: Outdoor exposure, rubbing eyes, windy environments
- Relieving factors: Cold compresses (partial relief), staying indoors
- Associated symptoms: Sneezing, clear nasal discharge, mild headache
- Absent symptoms: No pain, no photophobia, no purulent discharge, no fever
IV. PAST MEDICAL HISTORY
| History | Details |
|---|
| Similar episodes | Two prior episodes in spring/summer over the past 2 years; self-limiting |
| Allergic rhinitis | Diagnosed at age 19; seasonal |
| Asthma | Mild intermittent; uses salbutamol inhaler PRN |
| Eczema | Mild atopic dermatitis since childhood |
| Previous eye disease | None |
| Hospitalizations | None |
| Surgeries | None |
| Drug allergies | No known drug allergies |
| Family history | Mother has allergic rhinitis; father has asthma (positive family history of atopy) |
Note: The triad of allergic conjunctivitis, allergic rhinitis, and asthma strongly suggests an atopic constitution, consistent with a genetically determined predisposition to type I hypersensitivity reactions mediated by IgE, as described in Kanski's Clinical Ophthalmology, 10th ed.
V. PHYSICAL EXAMINATION
General Survey
- Patient is alert, conscious, and oriented
- Appears comfortable but is frequently rubbing his eyes
- No acute distress; afebrile
- Vital signs:
- Temperature: 98.4°F (37°C)
- Pulse: 78/min, regular
- Blood Pressure: 118/76 mmHg
- Respiratory Rate: 18/min
- SpO₂: 98% on room air
Systemic Examination
Head & Neck:
- Mild nasal congestion; clear rhinorrhea
- Pale bluish, swollen nasal turbinates (allergic nasal mucosa)
- No preauricular lymphadenopathy
- No cervical lymphadenopathy
- "Allergic shiners" - bilateral infraorbital darkening
Respiratory:
- Clear lung fields bilaterally; no wheeze
Skin:
- Mild flexural eczematous patches on antecubital fossae (atopic dermatitis)
OCULAR EXAMINATION (Right Eye and Left Eye - both affected symmetrically)
External Inspection
| Finding | Description |
|---|
| Lids | Bilateral puffiness (lid edema), erythematous lid margins |
| Conjunctiva | Conjunctival hyperemia - diffuse redness of bulbar and palpebral conjunctivae |
| Chemosis | Moderate conjunctival chemosis (edematous, gelatinous-appearing conjunctiva) |
| Discharge | Clear, watery - no purulent or mucopurulent discharge |
| Cornea | Clear, no infiltrates, no fluorescein staining defect |
| Iris/Pupil | Round, reactive to light bilaterally; no irregularity |
Slit-Lamp Examination
| Finding | Description |
|---|
| Tarsal conjunctiva | Mild diffuse papillary hypertrophy on upper tarsal plate (small, flat-topped papillae < 1 mm) |
| Bulbar conjunctiva | Diffuse injection, chemosis |
| Corneal epithelium | Intact; no staining with fluorescein |
| Anterior chamber | Clear, no cells/flare |
| Lens | Clear |
Visual Acuity
- Right Eye: 6/6 (20/20) unaided
- Left Eye: 6/6 (20/20) unaided
- Near vision: N6 bilaterally
Intraocular Pressure (Non-contact tonometry)
- Right Eye: 14 mmHg
- Left Eye: 13 mmHg (both within normal range)
Clinical photograph of chemosis in allergic conjunctivitis (from Kanski's Clinical Ophthalmology, 10th ed.):
Fig. 6.11A - Moderate chemosis in acute allergic conjunctivitis. Note the engorged conjunctival vessels and gelatinous conjunctival swelling. (Kanski's Clinical Ophthalmology, 10th ed.)
VI. LABORATORY INVESTIGATIONS
Routine Investigations
| Investigation | Result | Reference Range | Interpretation |
|---|
| CBC | WBC: 7.2 x10³/µL | 4-11 x10³/µL | Normal |
| Eosinophil count | 8% (absolute: 576/µL) | 1-6% | Elevated (eosinophilia - supports atopy) |
| Hemoglobin | 14.5 g/dL | 13-17 g/dL | Normal |
| RBS | 92 mg/dL | 70-110 mg/dL | Normal |
| Urine R/E | Normal | - | Normal |
Specific Investigations
| Investigation | Result | Interpretation |
|---|
| Serum Total IgE | 320 IU/mL | Elevated (Normal: < 100 IU/mL); strongly supports allergic/atopic condition |
| Conjunctival scraping (cytology) | Eosinophils present | Pathognomonic for allergic conjunctivitis; distinguishes from viral/bacterial |
| Tear film IgE (if available) | Elevated | Local mast cell-mediated IgE response |
According to Kanski's Clinical Ophthalmology: "Investigations are generally not performed although conjunctival scraping in more active cases may demonstrate the presence of eosinophils."
VII. SPECIAL INVESTIGATIONS
| Investigation | Findings | Purpose |
|---|
| Skin Prick Test (SPT) | Positive reactions to grass pollen, house dust mite (HDM), cat dander | Identifies specific causative allergens; used when severe/recurrent |
| RAST / Specific IgE (ImmunoCAP) | Positive to Dermatophagoides pteronyssinus, grass pollen | Serological allergen-specific testing; safer alternative to SPT |
| Allergen Challenge Test | (Reserved for specialist setting) | Confirms specific allergen causation |
| Fluorescein Staining | No corneal staining | Rules out corneal epithelial defect/keratitis |
| Rose Bengal staining | Negative | Rules out keratoconjunctivitis sicca (dry eye syndrome) |
| Schirmer's Test | > 10 mm in 5 minutes | Rules out dry eye as a contributing factor |
| Nasal smear cytology | Eosinophils present | Confirms co-existing allergic rhinitis |
Textbook of Family Medicine 9e notes: "Occasionally, allergy testing and allergy shots may be necessary in severe recalcitrant cases."
VIII. MEDICINES / PHARMACOLOGICAL MANAGEMENT
Step-wise Treatment as per Kanski's Clinical Ophthalmology and Goldman-Cecil Medicine
Step 1 - Mild Symptoms
| Drug | Dose/Route | Purpose |
|---|
| Artificial tears (carboxymethylcellulose 0.5%) | 1-2 drops each eye QID | Dilutes and washes allergens; lubricates |
| Cool compresses | 10 min, 3-4 times/day | Reduces vasodilatation, chemosis, and itching |
Step 2 - Moderate Symptoms (Current Patient)
| Drug | Dose/Route | Purpose |
|---|
| Olopatadine 0.1% (Patanol - dual antihistamine + mast cell stabilizer) | 1 drop each eye BD | Rapid symptom relief; blocks H1 receptors + stabilizes mast cells |
| Ketotifen 0.025% | 1 drop each eye BD | Dual-action antihistamine + mast cell stabilizer |
| Azelastine 0.05% | 1 drop each eye BD | Dual-action; effective for acute exacerbations |
| Sodium cromoglicate 2% | 1 drop each eye QID | Mast cell stabilizer; requires days to achieve full effect; suitable for long-term prophylaxis |
Step 3 - Adjunct / Systemic
| Drug | Dose | Purpose |
|---|
| Cetirizine (oral antihistamine) | 10 mg PO OD | Controls both ocular and nasal allergic symptoms |
| Loratadine | 10 mg PO OD | Less sedating oral antihistamine; suitable for daytime use |
| Ketorolac tromethamine 0.5% (Acular) | 1 drop each eye QID | NSAID; provides symptomatic relief |
Step 4 - Severe/Refractory Cases
| Drug | Dose | Purpose |
|---|
| Topical corticosteroids (loteprednol 0.2-0.5% or fluorometholone 0.1%) | 1 drop QID for short course | Reserved for severe symptoms; rarely necessary in simple allergic conjunctivitis; monitor IOP |
| Immunotherapy (subcutaneous or sublingual) | As per allergy specialist protocol | For severe recalcitrant cases; reduces allergen sensitivity long term |
Goldman-Cecil Medicine: "Long-term treatment with mast cell stabilizers (e.g. pemirolast drops, four times daily during the allergic season) or the combination of an antihistamine plus a mast cell stabilizer (e.g. olopatadine drops, twice daily during the allergic season) can be extremely effective in treating chronic symptoms."
IX. NON-PHARMACOLOGICAL MANAGEMENT
- Allergen avoidance - keep windows closed during pollen season; stay indoors on high pollen days
- Eye protection - wear wraparound sunglasses outdoors; reduces direct allergen contact
- Hand hygiene - avoid rubbing eyes; wash hands frequently
- Laundry hygiene - wash bed linen weekly in hot water to reduce house dust mite exposure
- Personal hygiene - wash face after coming indoors; wash hair when showering after outdoor activities
- Pets - reduce exposure to cat/animal dander (especially cats, which are particularly irritating to allergic eyes per Textbook of Family Medicine 9e)
- HEPA air filtration - in bedroom for perennial allergen control
X. NURSING ASSESSMENT & CARE PLAN
| Nursing Diagnosis | Goal | Intervention |
|---|
| Comfort deficit R/T ocular pruritus | Patient reports decreased itching | Administer prescribed antihistamine eye drops; apply cool compresses |
| Risk for corneal injury R/T eye rubbing | Prevent corneal abrasion | Educate patient not to rub eyes; trim fingernails; use lubricant drops |
| Knowledge deficit R/T allergen avoidance | Patient verbalizes understanding | Health education on allergen triggers and avoidance strategies |
| Anxiety R/T eye symptoms | Patient demonstrates calm, understanding prognosis | Reassure - condition is self-limiting; not vision-threatening |
XI. FINAL DIAGNOSIS
Bilateral Seasonal Allergic Conjunctivitis (Acute - Moderate Severity)
- Type I (IgE-mediated) immediate hypersensitivity reaction of the conjunctiva
- Triggered by outdoor pollen exposure
- Occurring on background of atopic constitution (allergic rhinitis + asthma + eczema)
- No corneal involvement; vision preserved
XII. PROGNOSIS
The prognosis is excellent. Seasonal allergic conjunctivitis is a self-limiting condition. Symptoms typically resolve within hours to days with appropriate treatment. Recurrences are expected each pollen season. Long-term prophylactic mast cell stabilizers during the pollen season significantly reduce severity and frequency of attacks. Allergy immunotherapy may be considered if symptoms are severe and recalcitrant.
Sources: Kanski's Clinical Ophthalmology: A Systematic Approach, 10th ed. | Textbook of Family Medicine, 9th ed. (Rakel) | Goldman-Cecil Medicine, International ed.