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Mizoram PSC Medical Officer · free to readMizoram Medical Officer exam analysis — repeated topics (2026)
Every question from every Mizoram MO paper was solved and tagged subject-wise and topic-wise. This page lists the topics that repeat, the ones that have never missed a paper, and the ones asked only once so far.
Mizoram PSC · 2026 · Papers I, II & III · by Dr. Varun Agarwal
Where the marks are
Questions per subject in each of the 3 papers. Read the TOTAL column first.
| SUBJECT | P1 | P2 | P3 | TOT |
|---|---|---|---|---|
| Preventive & Social Medicine | 1 | – | 50 | 51 |
| Forensic Medicine | – | – | 25 | 25 |
| Pharmacology | 3 | – | – | 3 |
| Toxicology | 1 | – | – | 1 |
| Obstetrics & Gynaecology | – | 50 | – | 50 |
| Surgery | – | 42 | – | 42 |
| Paediatrics | 42 | – | – | 42 |
| Cardiology | 8 | – | – | 8 |
| Infectious Disease | 8 | – | – | 8 |
| Haematology | 6 | 1 | – | 7 |
| Gastroenterology & Hepatology | 4 | 2 | – | 6 |
| Neurology | 6 | – | – | 6 |
| Rheumatology & Immunology | 5 | 1 | – | 6 |
| Nephrology | 4 | – | – | 4 |
| Endocrinology | 4 | – | – | 4 |
| Respiratory Medicine | 3 | – | – | 3 |
| Orthopaedics | – | 3 | – | 3 |
| Nutrition & Metabolism | 2 | – | – | 2 |
| Psychiatry | 1 | – | – | 1 |
| Dermatology | 1 | – | – | 1 |
| Emergency & Critical Care | 1 | – | – | 1 |
| ENT | – | 1 | – | 1 |
| General Aptitude | – | – | 25 | 25 |
| TOTAL | 100 | 100 | 100 | 300 |
Contents — most-repeated topics
| # | TOPIC | Subject | Frequency |
|---|---|---|---|
| 1. | LOGICAL REASONING | General Aptitude | 9 questions · P3 |
| 2. | QUANTITATIVE REASONING | General Aptitude | 7 questions · P3 |
| 3. | TOXICOLOGY | Forensic Medicine | 6 questions · P3 |
| 4. | LEGAL PROCEDURE | Forensic Medicine | 5 questions · P3 |
| 5. | OVARIAN TUMOURS | Obstetrics & Gynaecology | 5 questions · P2 |
| 6. | POSTMORTEM CHANGES | Forensic Medicine | 4 questions · P3 |
| 7. | VERBAL REASONING | General Aptitude | 4 questions · P3 |
| 8. | AMENORRHOEA | Obstetrics & Gynaecology | 4 questions · P2 |
| 9. | MEDICAL TERMINATION OF PREGNANCY | Obstetrics & Gynaecology | 4 questions · P2 |
| 10. | BIOSTATISTICS | Preventive & Social Medicine | 4 questions · P3 |
| 11. | NON-COMMUNICABLE DISEASES | Preventive & Social Medicine | 4 questions · P3 |
| 12. | BILIARY DISEASE | Surgery | 4 questions · P2 |
| 13. | NEUROSURGERY | Surgery | 4 questions · P2 |
| 14. | MECHANICAL INJURIES | Forensic Medicine | 3 questions · P3 |
| 15. | NON-VERBAL REASONING | General Aptitude | 3 questions · P3 |
| 16. | COAGULATION | Haematology | 3 questions · P1 · P2 |
| 17. | ABORTION | Obstetrics & Gynaecology | 3 questions · P2 |
| 18. | ANTEPARTUM HAEMORRHAGE | Obstetrics & Gynaecology | 3 questions · P2 |
| 19. | SEIZURE DISORDERS | Paediatrics | 3 questions · P1 |
| 20. | OCCUPATIONAL HEALTH | Preventive & Social Medicine | 3 questions · P1 · P3 |
| 21. | FAMILY PLANNING | Preventive & Social Medicine | 3 questions · P3 |
| 22. | NUTRITION AND HEALTH | Preventive & Social Medicine | 3 questions · P3 |
| 23. | RHEUMATOID ARTHRITIS | Rheumatology & Immunology | 3 questions · P1 |
| 24. | BURNS | Surgery | 3 questions · P2 |
| 25. | PAEDIATRIC SURGERY | Surgery | 3 questions · P2 |
Repeated Topics — Subject-Wise · Topic-Wise
P1 · P2 · P3
Part 1 — the highest-frequency topics
Largest topic clusters — three or more questions
| Subject | Topic | Qs |
|---|---|---|
| General Aptitude | Logical Reasoning | 9 |
| General Aptitude | Quantitative Reasoning | 7 |
| Forensic Medicine | Toxicology | 6 |
| Forensic Medicine | Legal Procedure | 5 |
| Obstetrics & Gynaecology | Ovarian Tumours | 5 |
| Forensic Medicine | Postmortem Changes | 4 |
| General Aptitude | Verbal Reasoning | 4 |
| Obstetrics & Gynaecology | Medical Termination Of Pregnancy | 4 |
| Obstetrics & Gynaecology | Amenorrhoea | 4 |
| Preventive & Social Medicine | Non-Communicable Diseases | 4 |
| Preventive & Social Medicine | Biostatistics | 4 |
| Surgery | Biliary Disease | 4 |
| Surgery | Neurosurgery | 4 |
| Forensic Medicine | Mechanical Injuries | 3 |
| General Aptitude | Non-Verbal Reasoning | 3 |
| Haematology | Coagulation | 3 |
| Obstetrics & Gynaecology | Abortion | 3 |
| Obstetrics & Gynaecology | Antepartum Haemorrhage | 3 |
| Paediatrics | Seizure Disorders | 3 |
| Preventive & Social Medicine | Occupational Health | 3 |
| Preventive & Social Medicine | Family Planning | 3 |
| Preventive & Social Medicine | Nutrition And Health | 3 |
| Rheumatology & Immunology | Rheumatoid Arthritis | 3 |
| Surgery | Burns | 3 |
| Surgery | Paediatric Surgery | 3 |
Topics carrying exactly two questions
| Subject | Topic | Qs | Paper(s) |
|---|---|---|---|
| Cardiology | Cardiovascular Examination | 2 | P1 |
| Cardiology | Infective Endocarditis | 2 | P1 |
| Cardiology | Cyanosis | 2 | P1 |
| Forensic Medicine | Identification | 2 | P3 |
| Forensic Medicine | Asphyxial Deaths | 2 | P3 |
| Forensic Medicine | Postmortem Examination | 2 | P3 |
| Gastroenterology & Hepatology | Liver Function Tests | 2 | P1 · P2 |
| General Aptitude | Letter & Number Series | 2 | P3 |
| Haematology | Haemoglobinopathies | 2 | P1 |
| Infectious Disease | Viral Hepatitis | 2 | P1 |
| Infectious Disease | Dengue | 2 | P1 |
| Infectious Disease | Measles | 2 | P1 |
| Obstetrics & Gynaecology | Contracted Pelvis | 2 | P2 |
| Obstetrics & Gynaecology | Menstrual Physiology | 2 | P2 |
| Obstetrics & Gynaecology | Fertilisation & Implantation | 2 | P2 |
| Obstetrics & Gynaecology | Diagnosis Of Pregnancy | 2 | P2 |
| Paediatrics | Malnutrition | 2 | P1 |
| Paediatrics | Congenital Heart Disease | 2 | P1 |
| Paediatrics | Diarrhoeal Disease | 2 | P1 |
| Paediatrics | Bleeding Disorders | 2 | P1 |
| Paediatrics | Neonatal Jaundice | 2 | P1 |
| Paediatrics | Nutritional Anaemia | 2 | P1 |
| Paediatrics | Nephrotic Syndrome | 2 | P1 |
| Paediatrics | Haemoglobinopathies | 2 | P1 |
| Paediatrics | Malabsorption | 2 | P1 |
| Paediatrics | Diabetic Ketoacidosis | 2 | P1 |
| Preventive & Social Medicine | National Nutrition Programmes | 2 | P3 |
| Preventive & Social Medicine | Concepts Of Prevention | 2 | P3 |
| Preventive & Social Medicine | Epidemiological Study Designs | 2 | P3 |
| Preventive & Social Medicine | Vector-Borne Disease | 2 | P3 |
| Preventive & Social Medicine | Disaster Management | 2 | P3 |
| Preventive & Social Medicine | Emerging Infections | 2 | P3 |
| Preventive & Social Medicine | Immunization | 2 | P3 |
| Preventive & Social Medicine | National Health Programmes | 2 | P3 |
| Preventive & Social Medicine | Health Planning & Management | 2 | P3 |
| Surgery | Colorectal Disease | 2 | P2 |
| Surgery | Trauma Assessment | 2 | P2 |
| Surgery | Perioperative Care | 2 | P2 |
| Surgery | Breast Disease | 2 | P2 |
| Surgery | Thyroid & Endocrine Surgery | 2 | P2 |
| Surgery | Appendix | 2 | P2 |
Part 2 — subject-wise list of repeated topics
Preventive & Social Medicine · 14 recurring topics · 51 questions · 30 topics
| Topic | Papers | Qs | Years in which it appeared |
|---|---|---|---|
| Biostatistics | 1 of 3 | 4 | P3 |
| Non-Communicable Diseases | 1 of 3 | 4 | P3 |
| Occupational Health | 2 of 3 | 3 | P1 P3 |
| Family Planning | 1 of 3 | 3 | P3 |
| Nutrition And Health | 1 of 3 | 3 | P3 |
| Concepts Of Prevention | 1 of 3 | 2 | P3 |
| Disaster Management | 1 of 3 | 2 | P3 |
| Emerging Infections | 1 of 3 | 2 | P3 |
| Epidemiological Study Designs | 1 of 3 | 2 | P3 |
| Health Planning & Management | 1 of 3 | 2 | P3 |
| Immunization | 1 of 3 | 2 | P3 |
| National Health Programmes | 1 of 3 | 2 | P3 |
| National Nutrition Programmes | 1 of 3 | 2 | P3 |
| Vector-Borne Disease | 1 of 3 | 2 | P3 |
Asked once so far (16): Adolescent Health · Demography & Vital Statistics · Environmental Health · Genetics · Geriatric Health · Growth Monitoring · Health Economics · Health Education · Health Indicators · Health Information Systems · Maternal Health Programmes · Screening · Surveillance · Tobacco Control · Viral Hepatitis · Zoonoses & Rabies
Forensic Medicine · 7 recurring topics · 25 questions · 8 topics
| Topic | Papers | Qs | Years in which it appeared |
|---|---|---|---|
| Toxicology | 1 of 3 | 6 | P3 |
| Legal Procedure | 1 of 3 | 5 | P3 |
| Postmortem Changes | 1 of 3 | 4 | P3 |
| Mechanical Injuries | 1 of 3 | 3 | P3 |
| Asphyxial Deaths | 1 of 3 | 2 | P3 |
| Identification | 1 of 3 | 2 | P3 |
| Postmortem Examination | 1 of 3 | 2 | P3 |
Asked once so far (1): Sexual Offences
Pharmacology · 0 recurring topics · 3 questions · 3 topics
Asked once so far (3): Antidiabetic Drugs · Cardiac Drugs · Drug Dependence
Toxicology · 0 recurring topics · 1 questions · 1 topics
Asked once so far (1): Antidotes
Obstetrics & Gynaecology · 9 recurring topics · 50 questions · 32 topics
| Topic | Papers | Qs | Years in which it appeared |
|---|---|---|---|
| Ovarian Tumours | 1 of 3 | 5 | P2 |
| Amenorrhoea | 1 of 3 | 4 | P2 |
| Medical Termination Of Pregnancy | 1 of 3 | 4 | P2 |
| Abortion | 1 of 3 | 3 | P2 |
| Antepartum Haemorrhage | 1 of 3 | 3 | P2 |
| Contracted Pelvis | 1 of 3 | 2 | P2 |
| Diagnosis Of Pregnancy | 1 of 3 | 2 | P2 |
| Fertilisation & Implantation | 1 of 3 | 2 | P2 |
| Menstrual Physiology | 1 of 3 | 2 | P2 |
Asked once so far (23): Anaemia In Pregnancy · Antenatal Screening · Caesarean Section · Cardiac Disease In Pregnancy · Cervical Incompetence · Contraception · Drugs In Pregnancy · Endometriosis · Fetal Monitoring · Genital Tuberculosis · Hyperemesis Gravidarum · Hypertensive Disorders Of Pregnancy · Induction Of Labour · Infections In Pregnancy · Liver Disorders In Pregnancy · Medical Disorders In Pregnancy · Menstrual Disorders · Ovarian Cysts · Polycystic Ovary Syndrome · Preconception Care · Recurrent Pregnancy Loss · Ultrasound In Obstetrics · Uterine Fibroids
Surgery · 10 recurring topics · 42 questions · 26 topics
| Topic | Papers | Qs | Years in which it appeared |
|---|---|---|---|
| Biliary Disease | 1 of 3 | 4 | P2 |
| Neurosurgery | 1 of 3 | 4 | P2 |
| Burns | 1 of 3 | 3 | P2 |
| Paediatric Surgery | 1 of 3 | 3 | P2 |
| Appendix | 1 of 3 | 2 | P2 |
| Breast Disease | 1 of 3 | 2 | P2 |
| Colorectal Disease | 1 of 3 | 2 | P2 |
| Perioperative Care | 1 of 3 | 2 | P2 |
| Thyroid & Endocrine Surgery | 1 of 3 | 2 | P2 |
| Trauma Assessment | 1 of 3 | 2 | P2 |
Asked once so far (16): Abdominal Trauma · Adrenal Disease · Anorectal Disease · Damage Control Surgery · Intestinal Obstruction · Minimal Access Surgery · Neck Swellings · Nutrition In Surgery · Peptic Ulcer Disease · Scrotal Swellings · Skin & Soft Tissue · Small Intestine · Thoracic Trauma · Trauma Laparotomy · Urology · Wound Healing
Paediatrics · 11 recurring topics · 42 questions · 30 topics
| Topic | Papers | Qs | Years in which it appeared |
|---|---|---|---|
| Seizure Disorders | 1 of 3 | 3 | P1 |
| Bleeding Disorders | 1 of 3 | 2 | P1 |
| Congenital Heart Disease | 1 of 3 | 2 | P1 |
| Diabetic Ketoacidosis | 1 of 3 | 2 | P1 |
| Diarrhoeal Disease | 1 of 3 | 2 | P1 |
| Haemoglobinopathies | 1 of 3 | 2 | P1 |
| Malabsorption | 1 of 3 | 2 | P1 |
| Malnutrition | 1 of 3 | 2 | P1 |
| Neonatal Jaundice | 1 of 3 | 2 | P1 |
| Nephrotic Syndrome | 1 of 3 | 2 | P1 |
| Nutritional Anaemia | 1 of 3 | 2 | P1 |
Asked once so far (19): Acute Glomerulonephritis · Acute Kidney Injury · Airway Emergencies · Breastfeeding · Cns Infections · Constipation · Essential Newborn Care · Imnci · Kawasaki Disease · Leukaemia · Neonatal Respiratory Distress · Neonatal Resuscitation · Neonatal Sepsis · Newborn Assessment · Raised Intracranial Pressure · Surgical Emergencies · Thyroid Disorders · Upper Airway Obstruction · Urinary Tract Infection
Cardiology · 3 recurring topics · 8 questions · 5 topics
| Topic | Papers | Qs | Years in which it appeared |
|---|---|---|---|
| Cardiovascular Examination | 1 of 3 | 2 | P1 |
| Cyanosis | 1 of 3 | 2 | P1 |
| Infective Endocarditis | 1 of 3 | 2 | P1 |
Asked once so far (2): Heart Failure · Hypertension
Infectious Disease · 3 recurring topics · 8 questions · 5 topics
| Topic | Papers | Qs | Years in which it appeared |
|---|---|---|---|
| Dengue | 1 of 3 | 2 | P1 |
| Measles | 1 of 3 | 2 | P1 |
| Viral Hepatitis | 1 of 3 | 2 | P1 |
Asked once so far (2): Hiv · Leprosy
Haematology · 2 recurring topics · 7 questions · 4 topics
| Topic | Papers | Qs | Years in which it appeared |
|---|---|---|---|
| Coagulation | 2 of 3 | 3 | P1 P2 |
| Haemoglobinopathies | 1 of 3 | 2 | P1 |
Asked once so far (2): Haemolytic Anaemia · Transfusion Medicine
GASTROENTEROLOGY & HEPATOLOGY · 1 recurring topic · 6 questions · 5 topics
| Topic | Papers | Qs | Years in which it appeared |
|---|---|---|---|
| Liver Function Tests | 2 of 3 | 2 | P1 P2 |
Asked once so far (4): Ascites · Infective Diarrhoea · Oesophagus · Peptic Ulcer Disease
Neurology · 0 recurring topics · 6 questions · 6 topics
Asked once so far (6): Dementia · Epilepsy · Motor System Examination · Nutritional & Toxic Neurology · Peripheral Neuropathy · Stroke & Brainstem Syndromes
RHEUMATOLOGY & IMMUNOLOGY · 1 recurring topic · 6 questions · 4 topics
| Topic | Papers | Qs | Years in which it appeared |
|---|---|---|---|
| Rheumatoid Arthritis | 1 of 3 | 3 | P1 |
Asked once so far (3): Hypersensitivity · Inflammatory Markers · Vasculitis
Nephrology · 0 recurring topics · 4 questions · 4 topics
Asked once so far (4): Acid-Base & Electrolytes · Chronic Kidney Disease · Glomerular Disease · Urinalysis
Endocrinology · 0 recurring topics · 4 questions · 4 topics
Asked once so far (4): Adrenal Disorders · Multiple Endocrine Neoplasia · Pituitary Disorders · Thyroid Disorders
Respiratory Medicine · 0 recurring topics · 3 questions · 3 topics
Asked once so far (3): Breathing Patterns · Bronchiectasis · Tuberculosis
Orthopaedics · 0 recurring topics · 3 questions · 3 topics
Asked once so far (3): Compartment Syndrome · Limb Salvage · Spinal Injury
Nutrition & Metabolism · 0 recurring topics · 2 questions · 2 topics
Asked once so far (2): Obesity · Vitamin Deficiencies
Psychiatry · 0 recurring topics · 1 questions · 1 topics
Asked once so far (1): Mood Disorders
Dermatology · 0 recurring topics · 1 questions · 1 topics
Asked once so far (1): Bullous Disorders
Emergency & Critical Care · 0 recurring topics · 1 questions · 1 topics
Asked once so far (1): Environmental Emergencies
Ent · 0 recurring topics · 1 questions · 1 topics
Asked once so far (1): Salivary Glands
General Aptitude · 5 recurring topics · 25 questions · 5 topics
| Topic | Papers | Qs | Years in which it appeared |
|---|---|---|---|
| Logical Reasoning | 1 of 3 | 9 | P3 |
| Quantitative Reasoning | 1 of 3 | 7 | P3 |
| Verbal Reasoning | 1 of 3 | 4 | P3 |
| Non-Verbal Reasoning | 1 of 3 | 3 | P3 |
| Letter & Number Series | 1 of 3 | 2 | P3 |
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