Extensor Indicis Proprius Muscle Research Articles

An unusual cause of wrist pain

A young man with painful swelling over the dorsum of his wrist was found to be caused by an anomalous extensor indicis proprius muscle.

An Unusual Cause of Wrist Pain

A young man with painful swelling over the dorsum of his wrist was found to he caused by an anomalous extensor indicis proprius muscle.

The dorsal ganglion with anomalous muscles

Either an anomalous extensor indicis proprius muscle or an extensor digitorum brevis manus may coexist with a dorsal wrist ganglion. To assure relief of symptoms, treatment must include division of the fourth dorsal extensor compartment in the case of the former muscle, and excision in the case of the latter.

The Extensor Indicis Proprius Syndrome

The extensor indicis proprius syndrome is presented. It is characterized by dorsal wrist pain, aggravated by activities, and associated with a synovitis of the extensor indicis proprius muscle within the fourth dorsal compartment of the wrist.