"Trigger Finger at the Wrist" due to Anomalous Flexor Digitorum Superficialis Muscle Belly with Carpal Tunnel Syndrome: A Case Report

ABSTRACT

"Trigger finger at the wrist" is a rare phenomenon. The main symptom consists in a triggering at the wrist produced by finger motion. Its etiology and presentation may vary. One of etiology, some anomalies of muscle can cause this disease. Triggering finger at the wrist with carpal tunnel syndrome by abnormal the belly of the flexor digitorum superficialis has been reported. But most cases of it have been reported by orthopedic surgeons. We are presenting the case of 28 year old male patient who had abnormal flexor digitorum superficialis in carpal tunnel which was diagnosed by using ultrasonography.