digital-nerve-compression
A 45-year-old competitive ten-pin bowler presents with a 6-month history of numbness and tingling on the ulnar side of his right thumb. He reports the symptoms are worse after bowling sessions and have progressively worsened since he increased his training frequency. Examination reveals decreased sensation to light touch over the ulnar aspect of the thumb pulp. There is a palpable tender nodule over the ulnar base of the thumb. Two-point discrimination is 8mm on the affected side compared to 4mm on the contralateral thumb. **What is the MOST likely diagnosis?**
Mark each as TRUE or FALSE
De Quervain's tenosynovitis
Carpal tunnel syndrome with thenar branch involvement
Bowler's thumb (ulnar digital nerve compression)
Trigger thumb
Thumb CMC arthritis with nerve compression
Answer the questions to see explanations
Click T (True) or F (False) for each option