muscles of the posterior forearm

Common origin: lateral epicondyle

innervation: Radial nerve

Superficial:

  • brachioradialis - before division
  • extensor carpi radialis longus - before division
  • extensor carpi radialis brevis (deep branch)
  • extensor digitorum (posterior interosseus nerve)
  • extensor digiti minimi (posterior interosseus nerve)
  • extensor carpi ulnaris (posterior interosseus nerve)
  • anconeus

Deep - posterior interosseous nerve (br. radial nerve)

  • supinator
  • abductor pollicis longus
  • extensor pollicis brevis
  • extensor pollicis longus
  • extensor indicis

lateral epicondylitis

Overload at common extensor tendon