NEET PG 2023 Previous Year Questions

On March 5, 2023, NEET PG 2023 took place, drawing a substantial number of candidates who sought admission to postgraduate medical programs throughout India.

Microbiology

Topic: Virology

A patient hailing from Delhi presents with fever, arthralgia, and extensive petechial rash for 3 days. Lab investigations revealed a haemoglobin of 9 g/dL, a white blood cell count of 9000 cells/mm3, a platelet count of 20000 cells/mm3, and a prolonged bleeding time. The clotting time was normal. What is the most likely diagnosis?

1. Dengue
2. Malaria
3. Scrub typhus
4. Typhoid

Correct Answer: Dengue

Anatomy

Topic: Head and Neck

A student had his jaw locked while yawning. Which of the following muscles is attached to the articular disc of the temporomandibular joint?

1. Lateral pterygoid
2. Temporalis
3. Medial pterygoid
4. Masseter

Correct Answer: Lateral pterygoid

Topic: Abdomen

A patient comes with abdominal pain, jaundice, and portal hypertension. Anastomosis between which of the following veins is seen?

1. Left colic vein and middle colic veins
2. Esophageal veins and left gastric veins
3. Superior rectal and phrenic veins
4. Sigmoid and superior rectal veins

Correct Answer: Esophageal veins and left gastric veins

Biochemistry

Topic: Vitamins

A patient presented with diarrhea, dermatitis, and dementia. Which of the following vitamin deficiencies would you suspect in this patient?

1. Vitamin B3 deficiency
2. Vitamin B1 deficiency
3. Vitamin B6 deficiency
4. Vitamin B12 deficiency

Correct Answer: Vitamin B3 deficiency

Topic: Carbohydrate Metabolism

A young boy presents to the OPD with hypoglycemia and muscle cramps, on exertion or while playing. Then he becomes normal after resting for a while. These episodes are recurrent after a period of activity. He has decreased serum lactate and glucose levels. Which of the following diseases is he most likely to be suffering from?

1. McArdle disease
2. Hers disease
3. Cori’s disease
4. Andersen disease

Correct Answer: McArdle disease

Parasitology

Topic: Parasitology

Which of the following statements is true about Trichomonas vaginalis?

1. It cannot be cultured
2. Twitching motility is seen on wet saline mount
3. Cysts are seen on wet saline mount of vaginal secretions
4. It is not a sexually transmitted infection

Correct Answer: Twitching motility is seen on wet saline mount

Radiology

Topic: Head & Neck Imaging

A 2-month-old infant is brought to the OPD with a parietal swelling present since birth. The X-ray image is given below. What could be the probable diagnosis?

1. Subgaleal hematoma
2. Cephalhematoma
3. Caput succedaneum
4. Enecephalocele

Correct Answer: Cephalhematoma

Topic: Genitourinary Radiology

A patient presented with abdominal pain and sterile pyuria, and the x-ray showed the following features. What is the likely diagnosis?

1. Putty kidney
2. Nephrocalcinosis
3. Staghorn calculus
4. Psoas calcification

Correct Answer: Putty kidney

Microbiology

Topic: Virology

A patient hailing from Delhi presents with fever, arthralgia, and extensive petechial rash for 3 days. Lab investigations revealed a hemoglobin of 9 g/dL, a white blood cell count of 9000 cells/mm3, a platelet count of 20000 cells/mm3, and a prolonged bleeding time. The clotting time was normal. What is the most likely diagnosis?

1. Dengue
2. Malaria
3. Scrub typhus
4. Typhoid

Correct Answer: Dengue

Ophthalmology

Topic: Neuro Ophthalmology

A female presents with loss of vision in the right halves of both eyes. Where is the lesion located in the optic pathway?

1. Left optic tract
2. Optic radiation
3. Optic chiasma
4. Right optic tract

Correct Answer: Left optic tract

Topic: Cornea

The eye examination of a 20-year-old male shows a golden ring on the iris. What is the next investigation to diagnose the condition?

1. Alpha-1-antitrypsin
2. Alpha-fetoprotein
3. Serum Iron
4. Serum ceruloplasmin

Correct Answer: Serum ceruloplasmin

Surgery

Topic: Urology

A 55-year-old male presented with verrucous carcinoma around the glans of the penis. Examination reveals that the inguinal lymph nodes are not enlarged. What is the appropriate management for this patient?

1. Total penectomy
2. CO2 laser excision
3. Topical 5-fluorouracil
4. Partial penectomy

Correct Answer: Partial penectomy

Topic: Gastrointestinal Surgery

Which of the following is the most common complication following ligation of the first vessel during abdominoperineal resection for rectal carcinoma?

1. Parasympathetic-bladder dysfunction and retrograde ejaculation.
2. Sympathetic-bladder dysfunction and impotence.
3. Sympathetic-retrograde ejaculation and bladder dysfunction.
4. Sympathetic-impotence and loss of cutaneous sensation in the perineal region

Correct Answer: Sympathetic-retrograde ejaculation and bladder dysfunction.

Dermatology

Topic: Introduction to Dermatology

A female patient presented with acne that is not resolving on oral isotretinoin and antibiotics therapy. Which of the following is the next best investigation?

1. Look for dietary triggers.
2. Evaluate for hyperandrogenism
3. Check for antibiotic resistance
4. Look for drug triggers

Correct Answer: Evaluate for hyperandrogenism

Topic: Sexually Transmitted Infections

A young woman complains of a painless ulcer in the genital area. It is associated with non-tender inguinal lymphadenopathy. What is the most likely diagnosis?

1. Chancroid
2. Syphilis
3. Herpes genitalis
4. Granuloma inguinale

Correct Answer: Syphilis

Anaesthesia

Topic: Pre-Anaesthetic Evaluation

Which of the following is the drug of choice for preoperative antibiotic prophylaxis in a patient undergoing cardiac surgery?

1. Penicillin G
2. Erythromycin
3. Azithromycin
4. Cefazolin

Correct Answer: Cefazolin

ENT

Topic: Ear

A female patient with hearing loss is examined and is found to be Rinne negative at 256 Hz and 512 Hz, while Rinne positive at 1024 Hz. What is the expected air conduction and bone conduction gap?

1. 30-45 dB
2. 15-30 dB
3. 45-60 dB
4. >60 dB

Correct Answer: 30-45 dB

Topic: Pharynx

A 10-year-old child presents with throat pain, fever, and ear pain. He is diagnosed with recurrent tonsillitis. Which nerve is responsible for the ear pain in this patient?

1. Tympanic branch of the glossopharyngeal nerve
2. Greater auricular nerve
3. Auriculotemporal nerve
4. Auricular branch of the vagus nerve

Correct Answer: Tympanic branch of the glossopharyngeal nerve

Pharmacology

Topic: Antimicrobials : Antibacterial Drugs

A bronchial asthma patient on inhalational steroids presented with white patchy lesions on the tongue and buccal mucosa. What is the drug that can be used to treat this condition?

1. Clotrimazole
2. Griseofulvin
3. Terbinafine
4. Flucytosine

Correct Answer: Clotrimazole

Topic: General Pharmacology

A pregnant woman with a history of bronchial asthma is in the third stage of labour. Which drugs should be avoided in managing postpartum haemorrhage in this mother?

1. Carboprost
2. Oxytocin
3. Dinoprostone
4. Methyl ergometrine

Correct Answer: Carboprost

Orthopaedics

Topic: Peripheral Nerve Injuries

A patient at the orthopaedics OPD complains of troubled sleep at night due to numbness and tingling sensation involving his lateral 3 digits. His symptoms are relieved as he lays his arms hanging from the bed. Which of the following options correctly describes his condition and the test used to assess it?

1. Guyon’s canal syndrome, Froment’s test
2. Carpal tunnel syndrome, Froment’s test
3. Guyon’s canal syndrome, Durkan’s test
4. Carpal tunnel syndrome, Durkan’s test

Correct Answer: Carpal tunnel syndrome, Durkan’s test

Topic: Metabolic Disorders

A child is brought to the orthopaedics OPD with a deformity in the lower limb and hyperpigmented skin lesions. The x-ray of her thigh is shown below. What is the most likely diagnosis?

1. Non-ossifying fibroma
2. Fibrous dysplasia
3. Paget’s disease
4. Osteogenesis imperfecta

Correct Answer: Fibrous dysplasia

Psychiatry

Topic: Schizophrenia Spectrum and Other Psychotic Disorders

A schizophrenic patient was prescribed drug A after he did not respond to haloperidol and thioridazine. He now presents with excessive salivation, an increase in blood glucose, and hyperlipidemia. What is drug A?

1. Ziprasidone
2. Risperidone
3. Clozapine
4. Aripiprazole

Correct Answer: Clozapine

Topic: Mood Disorders

A woman, who is 4 days postpartum, presented with tearfulness, mood swings, and occasional insomnia. What is the likely diagnosis?

1. Postpartum depression
2. Postpartum blues
3. Postpartum psychosis
4. Postpartum anxiety

Correct Answer: Postpartum blues

Physiology

Topic: General Physiology

A man was brought to the emergency after suddenly becoming unconscious while working in the field. On examination, his temperature was 105 degrees Fahrenheit, and his skin turgor was decreased. Which of the following would not be seen in the patient?

1. Tachypnea
2. Hypotension
3. Sweating
4. Red hot skin

Correct Answer: Sweating

Topic: Respiratory System

A preterm baby who was delivered at 28 weeks developed respiratory distress syndrome. Which of the following is true about surface tension and compliance in this baby?

1. Surface tension – decreased; Compliance – increased
2. Surface tension – increased; Compliance – decreased
3. Both surface tension and compliance decreased
4. Both surface tension and compliance increased

Correct Answer: Surface tension – increased; Compliance – decreased

Medicine

Topic: Nephrology / Kidney Disease

A patient with hyperkalemia and elevated urea levels underwent dialysis. Towards the end of the session, she became drowsy and had a sudden seizure episode. On examination, the patient was hypotensive. What is the treatment for this condition?

1. Bumetanide
2. Ethacrynic acid
3. Nesiritide
4. IV Mannitol

Correct Answer: IV Mannitol

Topic: Endocrinology

A female patient presents to the emergency department with severe restlessness, palpitations, and tremors. She is a known case of bronchial asthma. On examination, the neck looks swollen. Blood pressure is elevated, and tachycardia is noted. ECG shows atrial fibrillation. Which of the following drugs is used for immediate management in this patient?

1. Diltiazem
2. Propranolol
3. Esmolol
4. Propylthiouracil

Correct Answer: Diltiazem

PSM

Topic: Nutrition and Health

In a village, it is observed that several farmers have crossed gait and use a stick for support to stand up and walk. Due to poor yield from farms, they consume meals containing rice and pulses only. Supplementing their diet with which of the following vitamins could have prevented this?

1. Vitamin A
2. Vitamin D
3. Vitamin C
4. Vitamin B

Correct Answer: Vitamin C

Topic: Epidemiology

Research is being conducted to find the association between aniline dye exposure and bladder cancer in workers who have worked in the industry for >20 years. Two groups were formed: one directly involved with dye handling and the other group consisting of office clerks not directly exposed to the dye. Years of occupation were noted from records. What type of study is being performed?

1. Retrospective cohort study
2. Prospective cohort study
3. Case-control study
4. Intervention and response

Correct Answer: Retrospective cohort study

Gynaecology & Obstetrics

Topic: Obstetrics

A woman presents to you at 36 weeks of gestation with complaints of breathlessness and excessive abdominal distension. Fetal movements are normal. On examination, fetal parts are not easily felt and the fetal heartbeat is heard but it is muffled. Her symphysis fundal height is 41 cm. Her abdomen is tense but not tender. What is the most likely diagnosis?

1. Abruptio placenta
2. Hydrocephalus of fetus
3. Polyhydramnios
4. Fetal-maternal ascites

Correct Answer: Polyhydramnios

Topic: Obstetrics

A primigravida presents to you with anemia early in her pregnancy. She is 7 weeks pregnant as seen on ultrasound. Her hemoglobin level is 9 g/dL. When should the iron supplements be started for her?

1. 10 to 12 weeks
2. 8 to 10 weeks
3. After 14 weeks
4. After 20 weeks

Correct Answer: 8 to 10 weeks

Forensic Medicine

Topic: Forensic Toxicology

A child before playing consumed fruit from the garden. After some time he developed a high fever, confusion, photophobia, and unable to urinate. What are the likely causative agent and the appropriate antidote used in this case?

1. Datura, Pralidoxime
2. Datura, Physostigmine
3. Yellow oleander, Pralidoxime
4. Yellow oleander, Physostigmine

Correct Answer: Datura, Physostigmine

Topic: Forensic Thanatology

The method of autopsy carried out en masse to remove from tongue to prostate is.

1. Virchow technique
2. Rokitansky technique
3. Ghon technique
4. Letulle technique

Correct Answer: Letulle technique

Pediatrics

Topic: Fluid and Electrolyte Disturbances

A 10-year-old child weighing 30 kg presents with a history of loose stools for 2 days. On examination, there is severe dehydration. Laboratory investigations are as follows. What is the initial management as per ISPAD guidelines?

1. Manage ABC, NS 20 mL/kg and start insulin after 1 hour
2. Manage ABC, NS 20 mL/kg along with insulin 0.1 IU/kg/hr
3. Manage ABC, NS 10 mL/kg along with insulin 0.1 IU/kg/hr
4. Manage ABC, NS 10 mL/kg and start insulin after 1 hour

Correct Answer: Manage ABC, NS 20 mL/kg and start insulin after 1 hour

Topic: Growth

Which of the following is the best sign to indicate adequate growth in an infant with a birth weight of 2.8 kg?

1. Increase in length of 25 centimetres in the first year
2. Weight gain of 300 grams per month till 1 year
3. Anterior fontanelle closure by 6 months of age
4. Weight under the 75th percentile and height under the 25th percentile

Correct Answer: Increase in length of 25 centimetres in the first year.