An anomalous flexor digitorum superficialis to the index finger.
An anomalous, digastric flexor digitorum superficialis in addition to a normal flexor digitorum superficialis to the index finger, is reported. To our knowledge, this is an anatomic variation never described before. The anomalous muscle belly presented as a progressive pseudotumor of the palm and needed exploration to provide the final diagnosis.
Academisch Medisch Centrum (AMC), Amsterdam, The Netherlands.
M L
ML
Honing
M J
MJ
Ritt
K E
KE
Bos
D000328:Adult; D003937:Diagnosis, Differential; D004487:Edema / Q000209:etiology; D005260:Female; D005385:Fingers / Q000473:pathology / Q000601:surgery; D006801:Humans; D008279:Magnetic Resonance Imaging; D018482:Muscle, Skeletal / Q000002:abnormalities* / Q000473:pathology / Q000601:surgery; D010146:Pain / Q000209:etiology; D013717:Tenosynovitis / Q000175:diagnosis