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
`Ulnar paradox' is seen in - 
Select and explain. 
A. High ulnar lesion, B. Low ulnar lesion, C. Triple nerve disease, D. Combined ulnar and median nerve injury
A: High ulnar lesion
Answer: A: High ulnar lesion 
Explanation: Ulnar claw hand is seen in lower ulnar nerve palsy not in high ulnar nerve palsy. It is called ulnar paradox.