SABR Compendium of Accessory Muscles

Foot & Ankle

Lateral Aspect

Accessory Peroneal Muscles

Medial Aspect

Flexor Digitorum Accessorius Longus

Peroneocalcaneus Internus

Accessory Soleus

Tibiocalcaneus Internus

Knee

Accessory Slips of the Medial and Lateral Gastrocnemius

Tensor Fasciae Suralis

Accessory Popliteus

Elbow

Accessory Brachialis

Anconeus Epitrochlearis

Accessory Head of the Flexor Pollicis Longus

Bifurcated Distal Biceps Brachii

Hand and Wrist

Volar Aspect

Accessory Flexor Digitorum Superficialis Indicis

Accessory Abductor Digiti Minimi

Accessory Flexor Digiti Minimi

Variations in Palmaris Longus

Flexor Carpi Radialis Brevis Vel Profundus

Dorsal Aspect

Extensor Digitorum Brevis Manus

Accessory Extensor Carpi Radialis and Variations

Shoulder

Additional Heads of Biceps Brachii

References