U-5LOCarpalTunnelSyndrome.docx - Learning Issue: Carpal...

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Learning Issue: Carpal Tunnel Definition: Entrapment of median nerve at the wrist Causes Hypertrophy or edema at flexor synovium Risk Factors or Predisposing Factors/Epidemiology Occupational or social activities requiring excissive use of hands/wrists More common in women Middle aged Pathophysiology caused predominantly by compression of the median nerve at the wrist because of hypertrophy or edema of the flexor synovium. Pain is thought to be secondary to nerve ischemia rather than direct physical damage of the nerve. The compression and ischemia result in initial pain, numbness, and tingling. Signs/Symptoms Usually bilateral Insidious and progressive Paresthesias or numbness of medial nerve innervations Thumb/index finger, long, and part of ring finger Vague aching from wrist into forearm What to look for in physical exam Thenar atrophy Phalen maneuver Percuss medina nerve – may tingle 2 point test may be negative on affected hand
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This note was uploaded on 02/18/2012 for the course PAS 600 - 601 taught by Professor Garrubba during the Fall '10 term at Chatham University.

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U-5LOCarpalTunnelSyndrome.docx - Learning Issue: Carpal...

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