This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: None, Subject name: Surgery
[{'content': 'Investigation of choice for entrapment neuropathy is ? \nSelect and explain. \nA. CT SCAN, B. Clinical examination, C. Ulrasonography, D. EMG NCV', 'role': 'user'}, {'content': "Answer: D \nExplanation: Ans. is 'd' i.e., EMG NCV The diagnosis of mononeuropathy in entrapment neuropathy is based on electrodiagnostic studies (EMG/ NCV) and Magnetic resonance imaging (MRI). Entrapment neuropathy is a medical condition caused by entrapment and compression of a peripheral nerve wherever it traverses fibro-osseous tunnels. Sites of entrapment neuropathy are : - Carpal tunnel :- Median nerve (carpal tunnel syndrome) Cubital tunnel :- Ulnar nerve (cubital tunnel syndrome) Guyan's canal :- Ulnar nerve (Guyan's canal syndrome) Tarsal tunnel :- Posterior tibial nerve (Tarsal tunnel syndrome) Inguinal ligament :- Lateral cutaneous nerve of thigh (meralgia paraesthetica). Suprascapular notch :- Suprascapular nerve Neck of fibula :- Common peroneal nerve Fascial tunnel of superficial peroneal nerve :- Superficial peroneal nerve Arcase of Frohse :- Posterior interosseous syndrome Thoracic outlet :- Lower trunk of brachial plexus Compression in the foot :- Digital nerve (Moen's metatarsalgia)", 'role': 'assistant'}]