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What is Ulnar paradox is seen in and explain in detail?
Ulnar claw hand is seen in lower ulnar nerve palsy not Iin high ulnar nerve palsy It is called as ulnar paradox Ulnar paradox # Not severe claw hand deformity, but inability to flex DIP and weakness of flexing MCP & PIP of digits IV and V # Seen with higher nerve injuries (cubital tunnel syndrome) # More severe muscle impairment # FDP and lumbricals for digits IV and V are impaired, there is unopposed action of the Extensor digitorum Claw hand of the first and second finger Refer maheswari 9th ed