This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Nerves of Upper Extremity, Subject name: Anatomy
Which nerve is involved in Saturday night palsy - 
Select and explain. 
A. Axillary, B. Ulnar, C. Median, D. Radial
D: Radial
Answer: D: Radial 
Explanation: Ans. is 'd' i.e., Radial Saturday night palsy (weekend palsy)o In this condition, there is compression of the radial nerve between spiral groove and the lateral intermuscular septum.o It is known after an event which typically happens on a Saturday night weekend when in an inebriated condition, a person slump with his mid-arm compressed between the arm of the chair and his body.