Skip to Content

Martin-Gruber anastomosis

Pronunciation: mahr′tin grū′ber

Definition: a nerve anomaly in the forearm in which motor axons that will ultimately innervate various intrinsic hand muscles supplied by the ulnar nerve, cross from the median nerve (typically its anterior interosseous branch) to the main trunk of the ulnar nerve; also referred to as a median-to-ulnar crossover.

Disclaimer: This site is designed to offer information for general educational purposes only. The health information furnished on this site and the interactive responses are not intended to be professional advice and are not intended to replace personal consultation with a qualified physician, pharmacist, or other healthcare professional. You must always seek the advice of a professional for questions related to a disease, disease symptoms, and appropriate therapeutic treatments.
© Copyright 2017 Wolters Kluwer. All Rights Reserved. Review Date: Sep 19, 2016.
Hide