30 verified questions from the NEET PG 2026 examination, cross-verified by Claude Haiku 4.5 + Gemini 2.5 Flash and reviewed by practising medical SMEs. Memory-based reconstruction; NBE does not officially release exam papers.
Atomic Energy Regulatory Board (AERB) clearance or registration is NOT required for which of the following diagnostic modalities?
A 42-year-old female presents with symptomatic uterine fibroids and heavy menstrual bleeding. She is advised a hysterectomy but strongly wishes to preserve her uterus. Which of the following is the most appropriate first-line non-surgical management option?
A 48-year-old woman presents with progressive deepening of her voice and persistent hoarseness for several months. She has a heavy smoking history. Laryngoscopy reveals diffuse, symmetric, polypoid, bilateral gelatinous fluid accumulation in the superficial layer of the lamina propria of both true vocal cords. What is the most likely diagnosis?
A patient presents with unilateral high-pitched tinnitus and progressive sensorineural hearing loss (SNHL). A retrocochlear lesion involving the cerebellopontine angle / posterior aspect of the temporal bone is suspected. What is the gold standard investigation of choice?
A 15-year-old male with Juvenile Nasopharyngeal Angiofibroma (JNA) presents with an expanding nasopharyngeal mass and severe, recurrent, profuse epistaxis. What is the primary pathophysiological basis for the severe, torrential bleeding characteristic of JNA?
A 25-year-old female presents with bilateral progressive hearing loss. Pure Tone Audiometry (PTA) demonstrates an air-bone gap along with a characteristic notch in bone conduction thresholds at 2000 Hz. What is the most likely diagnosis?
A 2-year-old child weighing 8.2 kg is brought for a routine pediatric evaluation. Examination reveals bilateral pitting pedal edema, and Shakir tape measurement falls in the red zone (<11.5 cm). What is the definitive diagnosis and appropriate management strategy?
A young child presents with progressive bowing of both lower extremities. His older brother exhibits identical skeletal deformities, whereas his sister and parents are unaffected. They consume an adequate diet. Investigations show normal serum calcium, normal 25(OH) vitamin D, low serum phosphate, and tubular maximum reabsorption of phosphate per GFR (TmP/GFR) <80%. What is the most likely diagnosis?
A 6-year-old child presents to the emergency department with a heart rate of 260 beats/min. A 12-lead ECG confirms a regular, narrow-complex tachycardia without visible P waves. The patient is hemodynamically stable with normal blood pressure. What is the most appropriate initial pharmacologic therapy?
A 6 year old child presented with hematuria and edema 2 weeks after an episode of sore throat. Light microscopy shows diffuse infiltration of the glomeruli by neutrophils. What is the most probable diagnosis?
A patient underwent surgery in the posterior triangle of the neck 3 weeks ago. He now presents with difficulty elevating the arm above shoulder level and difficulty shrugging the shoulder. Which of the following nerve is most likely injured?
Kidney develops from which of the following parts?
A 70-year-old male after his elective surgery of total hip replacement was found to b confused on 2nd post operative day. He was lucid on day 1. during conversations there is loss of attention, and he also tries to remove the I.V. line. Which of the following is the best assessment modality to be used in this patient?
A known case of substance abuse is brought to the emergency with respiratory depression, bradycardia, pinpoint pupil and hypotension. Which of the following drug should be given?
A 24-year-old male patient with bipolar disorder was taking lithium 900 mg/ day and quetiapine 50mg/day. He started having tremors, dysarthria and ataxia. Which of the following is correct statement related to the patient?
A 25-year-old male is presents with long standing pattern of social withdrawal. He has odd and eccentric behavior and hold some peculiar beliefs. Which of the following personality traits are seen here?
An adult male patient suffered head injury and during recovery, the patient was drinking 8liters of water per day, with intense third and make large dilute urine. There is no diabetes mellitus. Which hypothalamic nucleus and descending fibers are damaged?
An adult women is investigated for mild weakness, fatigue and occasional carpopedal spasm. Laboratory studies reveals, hypokalemia, metabolic alkalosis and high calcium in the urine. In which part of the nephron the defective channel is present?
A 28-year-old man presents with a painless testicular mass. On gross examination, the tumor is well-circumscribed, homogeneous, and gray-white, with a soft, fleshy appearance and minimal hemorrhage or necrosis. Histological examination shows sheets and nests of uniform polygonal cells with abundant clear cytoplasm containing glycogen and prominent nucleoli, separated by delicate fibrous septa infiltrated by lymphocytes. Immunohistochemistry shows tumor cells that are positive for CD117 (c-KIT) and OCT3/4. What is the most likely diagnosis?
A 65-year-old chronic smoker presents with cough, weight loss, and progressive dyspnea. Chest imaging reveals a centrally located hilar lung mass. Histological examination shows sheets of small round blue cells with scant cytoplasm, hyperchromatic nuclei, a high nuclear-to-cytoplasmic ratio, nuclear molding, frequent mitotic figures, and areas of necrosis. Immunohistochemistry shows tumor cells that are positive for synaptophysin. What is the most likely diagnosis?
A 45-year-old woman presents with a rapidly enlarging breast mass that is approximately twice the size of the opposite breast and has an irregular, nodular surface on gross examination. Histology shows a leaf-like pattern with increased stromal cellularity and stromal atypia. However, the mitotic index is low, with no significant stromal overgrowth or tumor necrosis. Which of the following is the most likely diagnosis?
An 65 old age man + Chronic Heart failure (HFrEF) + symptoms despite taking medication + now added Vericiguat + Mechanism by which Vericiguat acts ?
A tumor cell does not express MHC class I molecules. Despite the presence of tumor-associated antigens, cytotoxic T lymphocytes are unable to recognize the tumor cell. What is the most likely mechanism by which the tumor escapes immune surveillance?
In Cholera diarrhoea, there is increased activity of which channel is primarily responsible for the increased watery intestinal secretion?
A patient with overactive bladder is prescribed Merabagron suspended release tablet 25 mg OD. What is the mechanism of action of this drug?
A patient suffering from Giardia is resistant to Metronidazole therapy. What's the drug which can be used?
A patient with sepsis develops fever, a rapidly spreading purpuric rash, profound hypotension, hyponatremia, hyperkalemia and shock. Imaging demonstrates bilateral adrenal hemorrhage. What is the most likely diagnosis?
Several students from the same school develop severe abdominal cramps and bloody diarrhea. Shiga toxin-producing Escherichia coli (STEC/EHEC) is suspected. Which reference method is considered the gold standard for diagnosis?
A patient presented with muscle cramps. ECG showed ST depression and QT prolongation. Serum Potassium 2.8 meq/L. IV Potassium chloride was given. But there was no improvement in serum potassium over time. What can explain this?
A 40 yr old hypertensive was found to have hypokalemia and met alkalosis. He was evaluated for primary hyperaldosteronism and was found to have high aldosterone and low Renin. The aldosterone renin ratio is >210. Saline loading test positive. Which of the following in further management of this patient