CARPAL TUNNEL SYNDROME Dr. M.Jaffar PT DPT(NCS,KMU), MS-NMPT* (RIU) CARPAL TUNNEL SYNDROME Carpal tunnel syndrome is a condition that causes numbness, tingling and other symptoms in the hand and arm. Carpal tunnel syndrome is caused by a compressed nerve in the carpal tunnel, a narrow passageway on the palm side of your wrist. The anatomy of your wrist, health problems and possibly repetitive hand motions can contribute to carpal tunnel syndrome. NORMAL ANATOMY • Carpal Tunnel Boundaries: Flexor Retinaculum superiorly Carpal bones inferiorly • Carpal Tunnel Contents: Tendon of flexor pollicis longus 4 tendons of flexor digitorum profundas 4 tendons of flexor digitorum superfacilis Medial nerve CARPAL TUNNEL SYNDROME: THE MOST COMMON FOCAL PERIPHERAL NEUROPATHY, RESULT FROM THE COMPRESSION OF MEDIAN NERVE AT THE WRIST CLINICAL FEATURES Pain Numbness Tingling Symptoms are usually worse at night and can awaken patients from sleep To relieve the symptoms, patients often flick their wrist as if shaking down a thermometer (flick sign) Weak grip Weakness and atrophy of thumb muscles if untreated CAUSES AND CONTRIBUTING FACTORS • • • • • • • Aberrant anatomy Infections Inflammatory conditions Increased canal volume Sex Obesity Kidney Failure DIAGNOSIS History Physical examination Nerve conduction study PHYSICAL EXAMINATION Phalen’s maneuver Tinel’s sign weak thumb abduction. TREATMENT Conservative treatments Surgery CONSERVATIVE TREATMENT • • • • • Wrist splints Exercises Oral medications Local injections Ultra sound therapy SURGERY Should be considered in patients with symptoms that do not respond to conservative measures and in patients with severe nerve entrapment as evidenced by nerve conduction studies, thenar atrophy, or motor weakness.