Plate · Carpal tunnel syndromeAnterior view

Close-up

Carpal tunnel syndrome

Median nerve compression

The figure showsLook at the face, hands and feet

Memory hook

Tingling in the thumb, index and middle fingers that wakes the patient at night and is shaken off.

Exam clue

Tinel and Phalen tests. The palm is spared, because the palmar cutaneous branch leaves before the tunnel.

In India

Common in pregnancy, hypothyroidism, diabetes, rheumatoid arthritis and acromegaly.

For study and revision. Check details against standard textbooks before relying on them clinically.

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