Verified answer (AI cross-checked + SME reviewed)

Q152 (2021, Gastrointestinal Surgery) — Correct answer: A. Gallstone ileus.

NEET PG 2021Q152scissors SurgeryGastrointestinal Surgerytier-2 (3/3 verifier agreement)

A 54-year-old female patient presents with abdominal pain and bilious vomiting. She had a history of abdominal hysterectomy 2 years back. On examination, abdomen auscultation revealed high-pitched bowel sounds. Investigations showed air within the biliary tree. What is the most likely diagnosis?

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Memory-based reconstruction

NBE does not officially release NEET PG papers per the 2025 Supreme Court directive. This question was reconstructed from 1 community source: PrepLadder NEET PG 2021 Recall PDF. Cross-verified by Claude Haiku 4.5 + Gemini 2.5 Flash + community-aggregate vote, then reviewed by a practising medical SME.

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