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Community Health Nursing - Short Summary of All Major Topics

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1. Introduction & Concept of Community Health Nursing

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2. Epidemiology

• Epidemiological triad - host, agent, environment
• Incidence vs. prevalence
• Types - descriptive, analytical, experimental epidemiology
• Disease surveillance - case finding, notification, reporting
• Measures of association - relative risk, odds ratio, attributable risk

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3. Biostatistics

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4. Health Promotion & Education

• Health education methods (individual, group, mass)
• Behavior change models (Health Belief Model, Stages of Change, Social Learning Theory)
• KAP (Knowledge, Attitude, Practice) surveys
• IEC (Information, Education, Communication) strategies
• Levels of prevention - primary, secondary, tertiary

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5. Primary Health Care (PHC)

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6. Family Health Nursing

• Family assessment (family health history, genogram, ecomap)
• Maternal and child health (antenatal, intranatal, postnatal care)
• Family planning and reproductive health
• Care of newborn, infant, and young child
• Adolescent health

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7. Maternal and Child Health (MCH)

• Antenatal care - risk assessment, nutrition, immunization (TT), iron-folate supplementation
• Safe delivery - skilled birth attendance, clean delivery practices
• Postnatal care - breastfeeding, newborn assessment, postpartum care
• Child health - growth monitoring, immunization, IMNCI (Integrated Management of Newborn and Childhood Illness), management of malnutrition

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8. Family Planning

• Temporary - condoms, OCP, IUD, DMPA injection
• Permanent - vasectomy, tubectomy
• Natural - rhythm method, LAM
• National Family Planning Programme in India (targets, incentives, service delivery)

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9. School Health Nursing

• School health services - screening, immunization, first aid
• School health education - hygiene, nutrition, safety
• Healthful school environment - sanitation, safe water, mid-day meal
• Management of common school health problems (refractive errors, dental caries, worm infestation, skin infections)

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10. Occupational Health Nursing

• Occupational hazards - physical, chemical, biological, ergonomic, psychosocial
• Occupational diseases - pneumoconiosis, lead poisoning, noise-induced deafness
• Pre-employment and periodic medical examinations
• First aid and emergency care at the workplace
• ILO and Factory Act provisions

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11. Geriatric / Old Age Health Nursing

• Cardiovascular disease, diabetes, arthritis, dementia, depression, falls
• Assessment - functional assessment, nutritional assessment, cognitive assessment (MMSE)
• Home-based care, day care centers, long-term care
• National Programme for Health Care of the Elderly (NPHCE)

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12. Mental Health Nursing in the Community

• Burden of mental illness (depression, schizophrenia, alcohol/drug abuse)
• Community mental health approach vs. institutional care
• District Mental Health Programme (DMHP)
• Rehabilitation of the mentally ill
• Suicide prevention, de-stigmatization

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13. Communicable Disease Control

• Chain of infection, modes of transmission
• Isolation and quarantine
• Vaccination and immunization (National Immunization Schedule)
• Surveillance and epidemic investigation
• Common diseases: TB, malaria, dengue, leprosy, HIV/AIDS, cholera, typhoid, polio, measles

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14. Non-Communicable Disease (NCD) Prevention

• Cardiovascular diseases, hypertension, diabetes, cancer, COPD
• Risk factor modification - tobacco, alcohol, diet, physical inactivity
• Screening programs (early detection of cancer, diabetes, hypertension)
• National Programme for Prevention and Control of Cancer, Diabetes, CVD, and Stroke (NPCDCS)

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15. Environmental Health

• Safe water supply - sources, purification, quality standards
• Sanitation and waste disposal - solid waste, biomedical waste
• Air pollution - indoor/outdoor, effects on health
• Food hygiene and safety
• Vector control - mosquitoes, rodents, flies
• Housing and health

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16. Nutrition and Community Health

• Assessment of nutritional status (anthropometry, clinical, dietary, biochemical)
• Protein-energy malnutrition (PEM) - marasmus, kwashiorkor
• Micronutrient deficiencies - iron deficiency anemia, iodine deficiency, Vitamin A deficiency
• National Nutrition Programmes - POSHAN Abhiyan, ICDS, Mid-Day Meal Scheme
• Food fortification and supplementation

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17. Disaster and Emergency Nursing

• Types of disasters - natural (floods, earthquakes) and man-made (chemical, nuclear)
• Disaster cycle - preparedness, mitigation, response, recovery
• Triage - START system
• Emergency response: first aid, mass casualty management
• Role of the nurse in disaster management teams

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18. Home Visiting / Home-Based Care

• Preparation, introduction, assessment, care plan
• Post-visit documentation and follow-up
• Priority setting (high-risk families)
• Bag technique - infection control during home visits

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19. Health Care Delivery System

• Levels of health care - primary, secondary, tertiary
• Sub-centre, PHC, CHC, District Hospital structure (India)
• National Health Mission (NHM), ASHA workers, ANM, MPW
• Universal Health Coverage (UHC) - goal and progress
• Health legislation - PCPNdT Act, MTP Act, PMSMA, etc.

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20. Research in Community Health Nursing

• Types of research - descriptive, correlational, experimental
• Community-based research methods
• Survey design and data collection tools (questionnaire, interview, observation)
• Ethical principles in research - informed consent, confidentiality, beneficence
• Evidence-based practice in community nursing

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21. Leadership, Management, and Supervision

• Management functions - planning, organizing, staffing, directing, controlling
• Supervision techniques and recording
• Community health nursing records and reports (family folder, daily register, monthly report)
• PHC management - sub-centre management, workload norms

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Quick Reference Summary Table

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📚 COMPLETE CHN NOTES - BSc NURSING 5TH SEM

Exam Date: 18 July | Source: Park's Preventive & Social Medicine + Standard CHN curriculum

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🗓️ 3-DAY STUDY PLAN

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UNIT 1 - CONCEPT OF HEALTH & DISEASE

1.1 Definition of Health

• WHO (1948): "Health is a state of complete physical, mental and social well-being, and not merely the absence of disease or infirmity."
• Positive health = Optimal functioning, not just absence of disease
• Dimensions of health: Physical, Mental, Social, Spiritual, Emotional, Vocational

1.2 Determinants of Health

1. Biological/Genetic factors
2. Behavioural/Lifestyle factors
3. Socioeconomic factors
4. Environmental factors
5. Health services availability
6. Nutrition

1.3 Levels of Prevention (Leavell & Clark)

1.4 Spectrum of Disease

• Subclinical → Mild → Moderate → Severe → Death
• Iceberg of disease - only tip (manifest cases) is visible; many are subclinical

1.5 Disease vs Illness vs Sickness

• Disease - physiological/psychological dysfunction
• Illness - subjective feeling of being unwell
• Sickness - state of social dysfunction

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UNIT 2 - EPIDEMIOLOGY

2.1 Definition

2.2 Epidemiological Triad

         HOST
        /    \
AGENT -------- ENVIRONMENT

• Host - age, sex, immunity, nutrition, habits
• Agent - biological, chemical, physical, nutrient, genetic
• Environment - physical, biological, social

2.3 Modes of Disease Transmission

• Direct - contact, droplet, transplacental
• Indirect - vehicle-borne (water, food), vector-borne (mosquito), airborne, fomite-borne

2.4 Natural History of Disease

1. Pre-pathogenesis period - before disease; stimulus + host interaction
2. Pathogenesis period - disease develops in host
3. Advanced disease
4. Outcome - recovery, disability, death

2.5 Key Epidemiological Measures

2.6 Epidemic Investigation Steps (7 Steps)

1. Confirm the diagnosis
2. Confirm the epidemic
3. Describe the epidemic (time, place, person)
4. Formulate hypothesis
5. Test hypothesis
6. Control measures
7. Prepare report

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UNIT 3 - PRIMARY HEALTH CARE (PHC)

3.1 Alma-Ata Declaration (1978)

• Joint WHO-UNICEF conference, USSR
• 134 countries attended
• Goal: "Health for All by 2000 AD"
• PHC = first level of contact between individual and health system

3.2 Eight Essential Elements of PHC (Mnemonic: EFAHISST)

1. Education about health problems
2. Food and nutrition
3. Adequate water supply and sanitation
4. Health of mother and child (MCH) including family planning
5. Immunization against major infectious diseases
6. Surveillance and control of locally endemic diseases
7. Supply of essential drugs
8. Treatment of common diseases and injuries

3.3 Principles of PHC

1. Equitable distribution - health services for all
2. Community participation - involving people in planning and implementation
3. Intersectoral coordination - health + agriculture + education + housing etc.
4. Appropriate technology - affordable, acceptable, locally maintainable
5. Focus on prevention and promotion

3.4 Health Care Delivery System in India

3.5 Community Health Workers

• ASHA - Accredited Social Health Activist (1 per 1000 population)
• ANM - Auxiliary Nurse Midwife (sub-centre level)
• AWW - Anganwadi Worker (ICDS scheme)
• MPW - Multi-Purpose Worker

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UNIT 4 - COMMUNITY HEALTH NURSING (CHN)

4.1 Definition

4.2 Philosophy of CHN

• Services are available to ALL - regardless of age, sex, religion
• Focus on FAMILY as a unit of service
• Based on prevention and health promotion
• Community participation is essential

4.3 Roles of a Community Health Nurse

1. Care giver - direct nursing care
2. Health educator - individual, family, community level
3. Counsellor - guidance and support
4. Advocate - speaks for patient's rights
5. Coordinator - coordinates with other health team members
6. Case manager - manages patient care
7. Researcher - identifies community health needs
8. Change agent - brings about behavioral and social change
9. Epidemiologist - disease surveillance, case finding

4.4 Home Visit

1. Planning and preparation
2. Introduction
3. Assessment of the family
4. Nursing care and health education
5. Recording and reporting
6. Follow-up

• Prevents cross-infection between nurse and family
• Bag should never be placed on the floor
• Wash hands before and after using bag
• Keep bag clean, dry, well-stocked

4.5 Family Health Assessment

• Genogram - family tree showing health history
• Ecomap - family's relationship with external community resources
• Family health history - hereditary diseases, illnesses
• APGAR Score for family** - Adaptation, Partnership, Growth, Affection, Resolve

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UNIT 5 - MATERNAL & CHILD HEALTH (MCH)

5.1 Antenatal Care (ANC)

• 1st visit: Before 12 weeks
• 2nd visit: 14-26 weeks
• 3rd visit: 28-34 weeks
• 4th visit: 36 weeks onwards

• Weight, BP, fundal height measurement
• TT immunization - 2 doses (TT1, TT2) or booster
• IFA tablets - 100mg elemental iron + 0.5mg folic acid, 100 tablets from 2nd trimester
• Calcium - 500mg twice daily from 2nd trimester
• Screening for anaemia (Hb < 11g/dL = anemia in pregnancy)
• Urine examination for protein/sugar
• Screening for high-risk pregnancy

• Age <18 or >35
• Parity > 5
• Hb < 8g/dL
• Height < 140cm
• Previous bad obstetric history (stillbirth, LSCS)

5.2 Normal Labour (3 Stages)

5.3 Postnatal Care

• Monitor involution of uterus
• Breast feeding support
• Lochia observation
• Perineal care
• Baby care - cord care, warmth, feeding
• Postnatal visit: Day 1, Day 3, Day 7, Day 42

5.4 Child Health & Growth Monitoring

• Road to Health Chart / Growth monitoring chart
• Monthly weight recording in ICDS
• Assess for malnutrition: Weight-for-age, Weight-for-height
• MUAC (Mid-Upper Arm Circumference): < 12.5 cm = severe malnutrition

5.5 National Immunization Schedule (India)

• ILR (Ice Lined Refrigerator) - stores vaccines at PHC level
• VVM (Vaccine Vial Monitor) - colour indicator on vaccine vials

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UNIT 6 - FAMILY PLANNING

6.1 Definition

6.2 Contraceptive Methods

• Tubectomy (Laparoscopic/Minilap) - female sterilization
• Vasectomy (NSV - No Scalpel Vasectomy) - male sterilization, simpler, safer

6.3 National Family Planning Programme

• Mission Parivar Vikas - focus on 146 high-fertility districts
• Target: TFR (Total Fertility Rate) of 2.1 by 2025
• IUCD 375 and IUCD 380A available free at government facilities
• Anjaneyulu incentive schemes for sterilization acceptance

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UNIT 7 - NUTRITION

7.1 Protein-Energy Malnutrition (PEM)

7.2 Micronutrient Deficiency Diseases

7.3 National Nutrition Programmes

• ICDS (Integrated Child Development Services) - 0-6 years children + pregnant/lactating women (supplementary nutrition, immunization, health checkup, referral services, health & nutrition education, pre-school education)
• POSHAN Abhiyan (National Nutrition Mission) - launched 2018, target to reduce stunting, wasting, low birth weight, anemia
• Mid-Day Meal Scheme - school children classes 1-8
• National Iron Plus Initiative - IFA supplementation across life stages
• Vitamin A Supplementation - 2 lakh IU every 6 months from 9 months to 5 years

7.4 Nutritional Assessment (ABCD)

• A - Anthropometric (weight, height, MUAC, skinfold thickness)
• B - Biochemical (Hb, serum albumin, serum ferritin)
• C - Clinical (signs of deficiency)
• D - Dietary (24-hour dietary recall, food frequency questionnaire)

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UNIT 8 - COMMUNICABLE DISEASE CONTROL

8.1 Tuberculosis (TB)

• Sputum AFB microscopy (gold standard)
• CB-NAAT (Cartridge Based Nucleic Acid Amplification Test) - detects MTB + rifampicin resistance
• Mantoux test (TST) - >10mm = positive in general population

• Goal: Eliminate TB by 2025 (India)
• DOTS (Directly Observed Treatment, Short Course)
• Nikshay Poshan Yojana - Rs. 500/month nutritional support
• Treatment regimens:
  • New cases: 2HRZE / 4HR (6 months)
  • H = Isoniazid, R = Rifampicin, Z = Pyrazinamide, E = Ethambutol

8.2 Malaria

• P. vivax: Chloroquine + Primaquine (14 days)
• P. falciparum: ACT (Artemisinin Combination Therapy) + Primaquine (single dose)

• IRS (Indoor Residual Spraying) with DDT/Malathion
• Long-Lasting Insecticidal Nets (LLIN)
• Larval control - Gambusia fish, Bacillus thuringiensis
• Personal protection - mosquito repellents, nets

8.3 HIV/AIDS

• First-line: TDF + 3TC + EFV (Tenofovir + Lamivudine + Efavirenz)

• ART to HIV+ pregnant mother
• Delivery by caesarean if viral load high
• Replacement feeding / EBF (if replacement not feasible)
• NVP (Nevirapine) syrup to newborn for 6 weeks

8.4 Dengue

• Dengue without warning signs
• Dengue with warning signs
• Severe Dengue (DSS - Dengue Shock Syndrome)

8.5 Leprosy

• Paucibacillary (PB) - 1-5 lesions, AFB negative
• Multibacillary (MB) - >5 lesions, AFB positive

• PB: Rifampicin + Dapsone × 6 months
• MB: Rifampicin + Dapsone + Clofazimine × 12 months

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UNIT 9 - ENVIRONMENTAL HEALTH

9.1 Safe Water Supply

• WHO standard: 0 coliform per 100 ml
• Permissible turbidity: < 5 NTU
• Chlorine residual: 0.5 mg/L after 30 min contact

1. Sedimentation (plain / coagulation with alum)
2. Filtration (rapid sand filter / slow sand filter)
3. Disinfection - Chlorination (most widely used)

• MPN (Most Probable Number) test - for coliforms
• Winkler's method - for dissolved oxygen
• Chloroscope - for residual chlorine

9.2 Sanitation

• Fly-proof latrine - sanitary latrine
• Septic tank - for sewage disposal
• Sullage - wastewater without human excreta
• WHO minimum standard for water: 20 litres/person/day

• Pit latrine (bored hole)
• VIP (Ventilated Improved Pit) latrine
• Pour-flush latrine
• Sanitary pour-flush latrine (most common in India)

9.3 Solid Waste Management

• Collection → Transportation → Disposal
• Methods: Sanitary landfill, incineration, composting, pyrolysis

9.4 Biomedical Waste Management (BMW Rules 2016)

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UNIT 10 - OCCUPATIONAL HEALTH

10.1 Definition

10.2 Occupational Hazards

10.3 Common Occupational Diseases

10.4 Role of Occupational Health Nurse

• Pre-employment and periodic medical examination
• First aid and emergency care
• Health education and safety promotion
• Environmental monitoring
• Rehabilitation of injured workers

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UNIT 11 - SCHOOL HEALTH

11.1 School Health Services

• Periodic health examination - at entry and annually
• Immunization - as per National Immunization Schedule
• Nutritional services - Mid-Day Meal
• First aid and emergency care
• Health records - cumulative health record card

11.2 Common School Health Problems

11.3 School Environment

• Adequate ventilation (1 sq ft per student)
• Proper lighting (15-20 foot candles)
• Safe drinking water
• Adequate toilets (separate for boys and girls)
• School garden - practical nutrition education

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UNIT 12 - NON-COMMUNICABLE DISEASES (NCDs)

12.1 Hypertension

• Definition: SBP ≥ 140 mmHg and/or DBP ≥ 90 mmHg (JNC 7)
• Risk factors: Obesity, salt intake, stress, family history, sedentary lifestyle
• Complications: Stroke, CAD, CKD, heart failure
• Treatment: Lifestyle modification + antihypertensives (ACE inhibitors, CCB, thiazide diuretics)

12.2 Diabetes Mellitus

• DM Type 1: Insulin-dependent, juvenile onset, autoimmune
• DM Type 2: Non-insulin dependent, adult onset, lifestyle related (most common - 95%)
• Diagnosis: FBS ≥ 126 mg/dL, PPBS ≥ 200 mg/dL, HbA1c ≥ 6.5%
• Gestational diabetes: FBS ≥ 92 mg/dL in pregnancy

12.3 Cancer Prevention

• Primary prevention: Avoid tobacco, alcohol, HPV vaccination, healthy diet
• Secondary prevention (Screening):
  • Cervical cancer - Pap smear, VIA (Visual Inspection with Acetic Acid)
  • Breast cancer - BSE (Breast Self Examination), mammography
  • Oral cancer - oral inspection

12.4 NPCDCS

• Opportunistic screening at PHC level for HTN, DM, cancers
• Community health education
• Referral to higher centers

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UNIT 13 - MENTAL HEALTH IN THE COMMUNITY

13.1 Key Concepts

• DMHP (District Mental Health Programme) - started 1996, Bellary Karnataka; now in all districts
• Goal: Provide basic mental health care at district level
• Activities: Training, outpatient services, half-way homes, rehabilitation

13.2 Common Mental Health Problems

• Depression, Anxiety disorders
• Schizophrenia
• Substance abuse (alcohol, drugs)
• Suicide

13.3 Suicide Prevention

• Risk assessment (SAD PERSONS scale)
• Mental health helplines (iCall - 9152987821)
• Community awareness and de-stigmatization
• Restricting access to means

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UNIT 14 - GERIATRIC/OLD AGE HEALTH

14.1 Old Age in India

• Elderly: ≥ 60 years (India), ≥ 65 years (global)
• India has ~14 crore elderly (2020) - rapidly growing
• NPHCE (National Programme for Health Care of the Elderly) - free drugs, rehabilitation, dedicated wards

14.2 Common Problems in Elderly

• 5 I's of Geriatrics: Immobility, Instability (falls), Incontinence, Intellectual impairment, Iatrogenesis
• Cardiovascular disease, DM, arthritis, COPD, dementia, depression
• Social isolation, abuse, neglect

14.3 Functional Assessment

• ADL (Activities of Daily Living) - Barthel Index
• IADL (Instrumental ADL) - Lawton Scale
• Cognitive assessment - MMSE (Mini Mental State Examination) - max 30 points; <24 = cognitive impairment

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UNIT 15 - RECORDS AND REPORTS IN CHN

15.1 Importance of Records

• Legal documents
• Continuity of care
• Research and planning
• Evaluation of services

15.2 Types of Records at Sub-Centre Level

1. Family folder - health records of each family (one folder per family)
2. MCH register - antenatal, postnatal, immunization records
3. Birth and death register
4. Immunization register
5. Family planning register
6. School health register

15.3 Reports

• Daily activity report - activities done each day
• Monthly report - summary submitted to PHC
• Annual report - yearly summary

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UNIT 16 - DISASTER NURSING

16.1 Disaster Cycle

16.2 Triage (START System)

16.3 Role of Community Health Nurse in Disaster

• Triage and first aid
• Evacuation and shelter management
• Coordination with disaster management teams
• Prevention of post-disaster infections
• Mental health support (psychological first aid)
• Surveillance for outbreak

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🔑 HIGH-YIELD EXAM FACTS (Most Likely to be Asked)

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📝 LIKELY EXAM QUESTIONS (Long Answer)

1. Define PHC. Discuss the 8 essential elements and principles of PHC. (10 marks)
2. Discuss the role of community health nurse in maternal and child health services. (10 marks)
3. Explain the national immunization schedule of India. (10 marks)
4. Describe DOTS strategy for TB control. Write about NTEP goals. (10 marks)
5. Discuss home visiting - definition, objectives, steps, and bag technique. (10 marks)
6. Explain the epidemiological triad. Discuss modes of disease transmission. (10 marks)
7. Write about levels of prevention with examples. (10 marks)
8. Discuss protein-energy malnutrition - types, features, and prevention. (10 marks)
9. Describe the health care delivery system in India. (10 marks)
10. Write about environmental sanitation - water purification, waste disposal. (10 marks)

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📝 LIKELY EXAM QUESTIONS (Short Answer / 5 marks each)

• Bag technique
• ASHA role and functions
• Cold chain maintenance
• Triage (START method)
• ORS composition and preparation
• ICDS scheme
• Malaria - vector and control
• HIV - modes of transmission and PMTCT
• Vital statistics - IMR, MMR, CBR, CDR
• Nutritional assessment (ABCD)
• National Deworming Day
• Functions of ANM at sub-centre
• Epidemic investigation steps
• VIA (Visual Inspection with Acetic Acid)

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