Flashcards in mod 2-carpal tunnel Deck (6)
Carpal tunnel syndrome
the most common focal peripheral neuropathy, results from compression of the median nerve at the wrist.
formed between the carpal bones of the wrist and the transverse carpal ligament.
symptoms of CTS
The typical primary symptoms are pain and numbness and tingling the areas innervated by the median nerve. Symptoms are often worse at night and can be brought on by various activities that increase the pressure in the carpal tunnel (i.e. involving wrist flexion).
• 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).
more clinical features
Pain and paresthesias may radiate to the forearm, elbow, and shoulder.
• Decreased grip strength may result in loss of dexterity, and thenar muscle atrophy may develop if the syndrome is severe or chronic in nature.