Synonyms: Radial pronator syndrome, Treatment resistant lateral epicondylitis (tennis elbow) Anatomy of Radial Tunnel The anatomic radial tunnel (~5 cm) extends from the radial head to the inferior border of the supinator muscle. Mnemonic: FREAS Fibrous bands anterior to radiocapitellar joint Radial recurrent vessels (leash of Henry) ECRB medial edge … Continue reading Radial Tunnel Syndrome (RTS) – Anatomy and Clinical Examination