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: Orthopaedics
Holstein lewis sign is related which nerve? 
Select and explain. 
A. Median, B. Axillary, C. Ulnar, D. Radial
D: Radial
Answer: D: Radial 
Explanation: A Holstein–Lewis fracture is a fracture of the distal third of the humerus resulting in entrapment of the radial nerve.