This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: General anatomy, Subject name: Anatomy
Holstein Lewis sign6is related which nerve 
Select and explain. 
A. Median, B. Radial, C. Ulnar, D. Axillary
B: Radial
Answer: B: Radial 
Explanation: Refer ebnezar 4th/e p 142 Radial nerve is the most commonly injured nerve in fracture shaft humerus It is paicularly common in oblique fracture at the junction of middle and distal third bone