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MRB Assistant Surgeon · free to readTamil Nadu Medical Officer exam analysis — repeated topics (2023–2024)
Every question from every Tamil Nadu 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.
TN MRB · 3 papers · 2023 & 2024 · by Dr. Varun Agarwal
297questions scanned
3papers
20subjects 56repeated topics
Where the marks are
Questions per subject in each of the 3 papers. Read the TOTAL column first.
| SUBJECT | '23 AM | '23 PM | '24 | TOT |
|---|---|---|---|---|
| Anatomy | 4 | 5 | 7 | 16 |
| Physiology | 5 | 3 | 8 | 16 |
| Biochemistry | 5 | 5 | 3 | 13 |
| Community Medicine (PSM) | 7 | 9 | 16 | 32 |
| Microbiology | 8 | 8 | 5 | 21 |
| Pathology | 3 | 6 | 10 | 19 |
| Pharmacology | 4 | 4 | 10 | 18 |
| Forensic Medicine | 3 | 5 | 3 | 11 |
| General Medicine | 12 | 9 | 6 | 27 |
| Obstetrics & Gynaecology | 9 | 8 | 9 | 26 |
| General Surgery | 11 | 7 | 4 | 22 |
| ENT | 4 | 4 | 4 | 12 |
| Psychiatry | 4 | 4 | 4 | 12 |
| Orthopaedics | 2 | 7 | 2 | 11 |
| Ophthalmology | 4 | 4 | 3 | 11 |
| Anaesthesia | 3 | 5 | 2 | 10 |
| Dermatology | 3 | 4 | 1 | 8 |
| Radiology | 3 | 1 | 2 | 6 |
| Paediatrics | 2 | 2 | 1 | 5 |
| Dentistry | 1 | – | – | 1 |
| TOTAL | 97 | 100 | 100 | 297 |
Contents — most-repeated topics
| # | TOPIC | Subject | Frequency |
|---|---|---|---|
| 1. | COMMUNICABLE DISEASES | Community Medicine (PSM) | 3 of 3 papers · 19 questions |
| 2. | TOXICOLOGY | Forensic Medicine | 3 of 3 papers · 10 questions |
| 3. | RESPIRATORY SYSTEM | General Medicine | 3 of 3 papers · 9 questions |
| 4. | NEOPLASIA & TUMOUR PATHOLOGY | Pathology | 3 of 3 papers · 8 questions |
| 5. | EPIDEMIOLOGY & BIOSTATISTICS | Community Medicine (PSM) | 3 of 3 papers · 7 questions |
| 6. | IMMUNOLOGY & SEROLOGY | Microbiology | 3 of 3 papers · 7 questions |
| 7. | CARDIOVASCULAR & RESPIRATORY DRUGS | Pharmacology | 3 of 3 papers · 7 questions |
| 8. | ANTENATAL CARE & FETAL MEDICINE | Obstetrics & Gynaecology | 3 of 3 papers · 7 questions |
| 9. | GASTROINTESTINAL & HEPATOBILIARY SURGERY | General Surgery | 3 of 3 papers · 7 questions |
| 10. | TRAUMA, SHOCK & CRITICAL CARE | General Surgery | 3 of 3 papers · 7 questions |
| 11. | CARDIOVASCULAR SYSTEM | General Medicine | 3 of 3 papers · 6 questions |
| 12. | OBSTETRIC COMPLICATIONS | Obstetrics & Gynaecology | 3 of 3 papers · 6 questions |
| 13. | EAR | ENT | 3 of 3 papers · 6 questions |
| 14. | FRACTURES & TRAUMA | Orthopaedics | 3 of 3 papers · 6 questions |
| 15. | ABDOMEN, PELVIS & PERINEUM | Anatomy | 3 of 3 papers · 5 questions |
| 16. | ENZYMES, VITAMINS & MINERALS | Biochemistry | 3 of 3 papers · 5 questions |
| 17. | PARASITOLOGY & MYCOLOGY | Microbiology | 3 of 3 papers · 5 questions |
| 18. | SYSTEMIC BACTERIOLOGY | Microbiology | 3 of 3 papers · 5 questions |
| 19. | ANTIMICROBIALS & CHEMOTHERAPY | Pharmacology | 3 of 3 papers · 5 questions |
| 20. | LABOUR, DELIVERY & PUERPERIUM | Obstetrics & Gynaecology | 3 of 3 papers · 5 questions |
| 21. | CARDIOVASCULAR SYSTEM | Physiology | 3 of 3 papers · 4 questions |
| 22. | CELL INJURY & INFLAMMATION | Pathology | 3 of 3 papers · 4 questions |
| 23. | UROLOGY & ANDROLOGY | General Surgery | 3 of 3 papers · 4 questions |
| 24. | RENAL, BODY FLUIDS & ACID-BASE | Physiology | 3 of 3 papers · 3 questions |
| 25. | NOSE & PARANASAL SINUSES | ENT | 3 of 3 papers · 3 questions |
| 26. | IMAGING MODALITIES, CONTRAST & SAFETY | Radiology | 3 of 3 papers · 3 questions |
| 27. | NEONATOLOGY & PAEDIATRIC DISEASE | Paediatrics | 3 of 3 papers · 3 questions |
| 28. | GYNAECOLOGICAL DISORDERS | Obstetrics & Gynaecology | 2 of 3 papers · 6 questions |
| 29. | AIRWAY & MONITORING | Anaesthesia | 2 of 3 papers · 6 questions |
| 30. | ENDOCRINE & REPRODUCTION | Physiology | 2 of 3 papers · 5 questions |
Repeated Topics — Subject-Wise · Topic-Wise
2023 Morning · 2023 Evening · 2024
Part 1 — the highest-frequency topics
Appeared in ALL 3 papers — never absent
| Subject | Topic | Qs |
|---|---|---|
| Community Medicine (PSM) | Communicable Diseases | 19 |
| Forensic Medicine | Toxicology | 10 |
| General Medicine | Respiratory System | 9 |
| Pathology | Neoplasia & Tumour Pathology | 8 |
| Pharmacology | Cardiovascular & Respiratory Drugs | 7 |
| Microbiology | Immunology & Serology | 7 |
| Community Medicine (PSM) | Epidemiology & Biostatistics | 7 |
| General Surgery | Trauma, Shock & Critical Care | 7 |
| General Surgery | Gastrointestinal & Hepatobiliary Surgery | 7 |
| Obstetrics & Gynaecology | Antenatal Care & Fetal Medicine | 7 |
| General Medicine | Cardiovascular System | 6 |
| Obstetrics & Gynaecology | Obstetric Complications | 6 |
| Orthopaedics | Fractures & Trauma | 6 |
| ENT | Ear | 6 |
| Anatomy | Abdomen, Pelvis & Perineum | 5 |
| Biochemistry | Enzymes, Vitamins & Minerals | 5 |
| Pharmacology | Antimicrobials & Chemotherapy | 5 |
| Microbiology | Parasitology & Mycology | 5 |
| Microbiology | Systemic Bacteriology | 5 |
| Obstetrics & Gynaecology | Labour, Delivery & Puerperium | 5 |
| Physiology | Cardiovascular System | 4 |
| Pathology | Cell Injury & Inflammation | 4 |
| General Surgery | Urology & Andrology | 4 |
| Physiology | Renal, Body Fluids & Acid-Base | 3 |
| Paediatrics | Neonatology & Paediatric Disease | 3 |
| ENT | Nose & Paranasal Sinuses | 3 |
| Radiology | Imaging Modalities, Contrast & Safety | 3 |
💎 CLINICAL PEARL — 27 topics have appeared in ALL THREE papers and 56 in two or more, out of 88 topics in total. Note that two of the three papers are the MORNING and EVENING sittings of the same 2023 exam, so a topic in both is being sampled twice from one blueprint rather than recycled across years.
Appeared in TWO of the three papers
| Subject | Topic | Qs | Missing from |
|---|---|---|---|
| Obstetrics & Gynaecology | Gynaecological Disorders | 6 | 2023 Evening |
| Anaesthesia | Airway & Monitoring | 6 | 2024 |
| Physiology | Endocrine & Reproduction | 5 | 2023 Evening |
| Pathology | Systemic Pathology | 5 | 2023 Morning |
| General Medicine | Nephrology & Acid-Base | 5 | 2023 Evening |
| Psychiatry | Mood & Anxiety Disorders | 5 | 2024 |
| Anatomy | Thorax | 4 | 2023 Evening |
| Ophthalmology | Cornea & Conjunctiva | 4 | 2024 |
| Dermatology | Infections & Infestations | 4 | 2024 |
| Anatomy | Embryology & General Anatomy | 3 | 2024 |
| Community Medicine (PSM) | Maternal & Child Health | 3 | 2023 Morning |
| General Medicine | Infectious Diseases & Rheumatology | 3 | 2024 |
| ENT | Throat, Larynx & Neck | 3 | 2023 Evening |
| Psychiatry | Organic & Cognitive Disorders | 3 | 2023 Morning |
| Anatomy | Upper Limb | 2 | 2023 Evening |
| Biochemistry | Carbohydrate & Lipid Metabolism | 2 | 2023 Evening |
| Biochemistry | Inborn Errors of Metabolism | 2 | 2024 |
| Biochemistry | Protein Structure & Metabolism | 2 | 2024 |
| Biochemistry | Clinical Biochemistry | 2 | 2023 Morning |
| Microbiology | Virology | 2 | 2023 Evening |
| Community Medicine (PSM) | Immunization & Cold Chain | 2 | 2023 Morning |
| General Medicine | Neurology | 2 | 2024 |
| General Surgery | Breast & Endocrine Surgery | 2 | 2024 |
| General Surgery | Wound Healing, Skin & Vascular Surgery | 2 | 2023 Morning |
| Paediatrics | Growth, Development & Nutrition | 2 | 2024 |
| Ophthalmology | Glaucoma & Lens | 2 | 2023 Evening |
| Ophthalmology | Neuro-ophthalmology & Refraction | 2 | 2023 Evening |
| Anaesthesia | Perioperative Care & Critical Care | 2 | 2023 Evening |
| Radiology | Chest & Cardiac Imaging | 2 | 2023 Evening |
Part 2 — subject-wise list of repeated topics
Anatomy · 4 recurring topics · 16 questions · 6 topics
| Topic | Papers | Qs | Years in which it appeared |
|---|---|---|---|
| Abdomen, Pelvis & Perineum | 3 of 3 | 5 | 2023 Morning 2023 Evening 2024 |
| Thorax | 2 of 3 | 4 | 2023 Morning 2024 |
| Embryology & General Anatomy | 2 of 3 | 3 | 2023 Morning 2023 Evening |
| Upper Limb | 2 of 3 | 2 | 2023 Morning 2024 |
Asked once so far (2): Head, Neck & Face · Neuroanatomy
Physiology · 4 recurring topics · 16 questions · 6 topics
| Topic | Papers | Qs | Years in which it appeared |
|---|---|---|---|
| Cardiovascular System | 3 of 3 | 4 | 2023 Morning 2023 Evening 2024 |
| Renal, Body Fluids & Acid-Base | 3 of 3 | 3 | 2023 Morning 2023 Evening 2024 |
| Endocrine & Reproduction | 2 of 3 | 5 | 2023 Morning 2024 |
| Blood & Gastrointestinal Physiology | 1 of 3 | 2 | 2024 |
Asked once so far (2): Nerve, Muscle & Special Senses · Respiratory System
Biochemistry · 5 recurring topics · 13 questions · 5 topics
| Topic | Papers | Qs | Years in which it appeared |
|---|---|---|---|
| Enzymes, Vitamins & Minerals | 3 of 3 | 5 | 2023 Morning 2023 Evening 2024 |
| Carbohydrate & Lipid Metabolism | 2 of 3 | 2 | 2023 Morning 2024 |
| Clinical Biochemistry | 2 of 3 | 2 | 2023 Evening 2024 |
| Inborn Errors of Metabolism | 2 of 3 | 2 | 2023 Morning 2023 Evening |
| Protein Structure & Metabolism | 2 of 3 | 2 | 2023 Morning 2023 Evening |
Community Medicine (Psm) · 4 recurring topics · 32 questions · 5 topics
| Topic | Papers | Qs | Years in which it appeared |
|---|---|---|---|
| Communicable Diseases | 3 of 3 | 19 | 2023 Morning 2023 Evening 2024 |
| Epidemiology & Biostatistics | 3 of 3 | 7 | 2023 Morning 2023 Evening 2024 |
| Maternal & Child Health | 2 of 3 | 3 | 2023 Evening 2024 |
| Immunization & Cold Chain | 2 of 3 | 2 | 2023 Evening 2024 |
Asked once so far (1): Health Care Delivery & Education
Microbiology · 5 recurring topics · 21 questions · 5 topics
| Topic | Papers | Qs | Years in which it appeared |
|---|---|---|---|
| Immunology & Serology | 3 of 3 | 7 | 2023 Morning 2023 Evening 2024 |
| Parasitology & Mycology | 3 of 3 | 5 | 2023 Morning 2023 Evening 2024 |
| Systemic Bacteriology | 3 of 3 | 5 | 2023 Morning 2023 Evening 2024 |
| Virology | 2 of 3 | 2 | 2023 Morning 2024 |
| Culture Media & General Bacteriology | 1 of 3 | 2 | 2023 Evening |
Pathology · 3 recurring topics · 19 questions · 5 topics
| Topic | Papers | Qs | Years in which it appeared |
|---|---|---|---|
| Neoplasia & Tumour Pathology | 3 of 3 | 8 | 2023 Morning 2023 Evening 2024 |
| Cell Injury & Inflammation | 3 of 3 | 4 | 2023 Morning 2023 Evening 2024 |
| Systemic Pathology | 2 of 3 | 5 | 2023 Evening 2024 |
Asked once so far (2): Haematology & Transfusion · Immunopathology & Hypersensitivity
Pharmacology · 3 recurring topics · 18 questions · 5 topics
| Topic | Papers | Qs | Years in which it appeared |
|---|---|---|---|
| Cardiovascular & Respiratory Drugs | 3 of 3 | 7 | 2023 Morning 2023 Evening 2024 |
| Antimicrobials & Chemotherapy | 3 of 3 | 5 | 2023 Morning 2023 Evening 2024 |
| Endocrine & Metabolic Drugs | 1 of 3 | 4 | 2024 |
Asked once so far (2): CNS & Psychotropic Drugs · General Pharmacology & Toxicology
FORENSIC MEDICINE · 1 recurring topic · 11 questions · 2 topics
| Topic | Papers | Qs | Years in which it appeared |
|---|---|---|---|
| Toxicology | 3 of 3 | 10 | 2023 Morning 2023 Evening 2024 |
Asked once so far (1): Legal Procedure & Identification
General Medicine · 5 recurring topics · 27 questions · 7 topics
| Topic | Papers | Qs | Years in which it appeared |
|---|---|---|---|
| Respiratory System | 3 of 3 | 9 | 2023 Morning 2023 Evening 2024 |
| Cardiovascular System | 3 of 3 | 6 | 2023 Morning 2023 Evening 2024 |
| Nephrology & Acid-Base | 2 of 3 | 5 | 2023 Morning 2024 |
| Infectious Diseases & Rheumatology | 2 of 3 | 3 | 2023 Morning 2023 Evening |
| Neurology | 2 of 3 | 2 | 2023 Morning 2023 Evening |
Asked once so far (2): Gastroenterology & Hepatology · General Medicine & Haematology
Obstetrics & Gynaecology · 4 recurring topics · 26 questions · 6 topics
| Topic | Papers | Qs | Years in which it appeared |
|---|---|---|---|
| Antenatal Care & Fetal Medicine | 3 of 3 | 7 | 2023 Morning 2023 Evening 2024 |
| Obstetric Complications | 3 of 3 | 6 | 2023 Morning 2023 Evening 2024 |
| Labour, Delivery & Puerperium | 3 of 3 | 5 | 2023 Morning 2023 Evening 2024 |
| Gynaecological Disorders | 2 of 3 | 6 | 2023 Morning 2024 |
Asked once so far (2): Contraception & Family Planning · Gynaecological Oncology & Endocrinology
General Surgery · 5 recurring topics · 22 questions · 5 topics
| Topic | Papers | Qs | Years in which it appeared |
|---|---|---|---|
| Gastrointestinal & Hepatobiliary Surgery | 3 of 3 | 7 | 2023 Morning 2023 Evening 2024 |
| Trauma, Shock & Critical Care | 3 of 3 | 7 | 2023 Morning 2023 Evening 2024 |
| Urology & Andrology | 3 of 3 | 4 | 2023 Morning 2023 Evening 2024 |
| Breast & Endocrine Surgery | 2 of 3 | 2 | 2023 Morning 2023 Evening |
| Wound Healing, Skin & Vascular Surgery | 2 of 3 | 2 | 2023 Evening 2024 |
Ent · 3 recurring topics · 12 questions · 3 topics
| Topic | Papers | Qs | Years in which it appeared |
|---|---|---|---|
| Ear | 3 of 3 | 6 | 2023 Morning 2023 Evening 2024 |
| Nose & Paranasal Sinuses | 3 of 3 | 3 | 2023 Morning 2023 Evening 2024 |
| Throat, Larynx & Neck | 2 of 3 | 3 | 2023 Morning 2024 |
Psychiatry · 3 recurring topics · 12 questions · 5 topics
| Topic | Papers | Qs | Years in which it appeared |
|---|---|---|---|
| Mood & Anxiety Disorders | 2 of 3 | 5 | 2023 Morning 2023 Evening |
| Organic & Cognitive Disorders | 2 of 3 | 3 | 2023 Evening 2024 |
| Psychotic Disorders & Antipsychotics | 1 of 3 | 2 | 2024 |
Asked once so far (2): Somatoform & Perinatal Psychiatry · Substance Use & Eating Disorders
Orthopaedics · 3 recurring topics · 11 questions · 4 topics
| Topic | Papers | Qs | Years in which it appeared |
|---|---|---|---|
| Fractures & Trauma | 3 of 3 | 6 | 2023 Morning 2023 Evening 2024 |
| Bone Tumours & Infection | 1 of 3 | 2 | 2023 Evening |
| Paediatric Orthopaedics & Deformity | 1 of 3 | 2 | 2023 Evening |
Asked once so far (1): Peripheral Nerve & Spine
Ophthalmology · 3 recurring topics · 11 questions · 6 topics
| Topic | Papers | Qs | Years in which it appeared |
|---|---|---|---|
| Cornea & Conjunctiva | 2 of 3 | 4 | 2023 Morning 2023 Evening |
| Glaucoma & Lens | 2 of 3 | 2 | 2023 Morning 2024 |
| Neuro-ophthalmology & Refraction | 2 of 3 | 2 | 2023 Morning 2024 |
Asked once so far (3): General Ophthalmology · Ocular Pharmacology & Surgery · Retina, Uvea & Vitreous
Anaesthesia · 2 recurring topics · 10 questions · 4 topics
| Topic | Papers | Qs | Years in which it appeared |
|---|---|---|---|
| Airway & Monitoring | 2 of 3 | 6 | 2023 Morning 2023 Evening |
| Perioperative Care & Critical Care | 2 of 3 | 2 | 2023 Morning 2024 |
Asked once so far (2): General Anaesthesia & Agents · Regional & Local Anaesthesia
Dermatology · 2 recurring topics · 8 questions · 3 topics
| Topic | Papers | Qs | Years in which it appeared |
|---|---|---|---|
| Infections & Infestations | 2 of 3 | 4 | 2023 Morning 2023 Evening |
| Papulosquamous & Adnexal Disorders | 1 of 3 | 3 | 2023 Evening |
Asked once so far (1): Reactive & Pigmentary Disorders
Radiology · 2 recurring topics · 6 questions · 3 topics
| Topic | Papers | Qs | Years in which it appeared |
|---|---|---|---|
| Imaging Modalities, Contrast & Safety | 3 of 3 | 3 | 2023 Morning 2023 Evening 2024 |
| Chest & Cardiac Imaging | 2 of 3 | 2 | 2023 Morning 2024 |
Asked once so far (1): Abdominal & Skeletal Imaging
Paediatrics · 2 recurring topics · 5 questions · 2 topics
| Topic | Papers | Qs | Years in which it appeared |
|---|---|---|---|
| Neonatology & Paediatric Disease | 3 of 3 | 3 | 2023 Morning 2023 Evening 2024 |
| Growth, Development & Nutrition | 2 of 3 | 2 | 2023 Morning 2023 Evening |
Dentistry · 0 recurring topics · 1 questions · 1 topics
Asked once so far (1): Maxillofacial Trauma & Oral Surgery
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