Relation of Palmaris Longus agenesis with laterality of hand

Palmaris longus is a small vestigial muscle present in the flexor compartment of forearm and shows greater variability. Palmaris longus tendon graft has a growing interest in constructive surgeries. However, Palmaris longus agenesis is seen among different ethnic groups in different countries and the prevalence of absence varies from 4% to 63.9%. It shows variation with laterality of the hand as well.