Fig. 1From: Anatomical variations of the palmaris longus muscle including its relation to the median nerve – a proposal for a new classificationPalmaris longus muscle. a Type I of the palmaris longus muscle. Right forearm. b Type II of the palmaris longus muscle. Left forearm. c Type III of the palmaris longus muscle. Right forearm. PL palmaris longus muscle, PA palmar aponeurosis, FCU flexor carpi radialis muscle, md medial division of the tendon of palmaris longus muscle, ld lateral division of the tendon of palmaris longus muscleBack to article page