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Anomalous abductor pollicis longus insertion in the thenar muscles
1Orthopaedic Surgery Department, University of Oklahoma Health Sciences Center, Oklahoma City.
The Journal of Hand Surgery
|May 1, 1989
Abstract:
Abnormal insertion of an abductor pollicis longus slip into an anomalous thenar muscle was observed during reconstruction of the carpometacarpal joint of the thumb in two patients. The anomalous thenar muscle most probably represents duplication of the abductor pollicis brevis.