This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Injuries Around the Thigh & Knee, Subject name: Orthopaedics
[{'content': 'Meralgia paresthetica involves? \nSelect and explain. \nA. Lateral cutaneous nerve of thigh, B. Forearm, C. Radial nerve, D. Cutaneous branches of obturator nerve', 'role': 'user'}, {'content': "Answer: A \nExplanation: ANSWER: (A) Lateral cutaneous nerve of thighREF: Differential diagnosis in neurology and neurosurgery: a clinician's pocket guide Page 243Repeat Orthopedics December 2009", 'role': 'assistant'}]