Associated with alcohol abuse, diabetes and epilepsy. The commonest cause of hand pain at night. Associated with tenosynovitis, inflammatory arthritis, hypothyroidism and pregnancy. Tinel's test may be positive. Nerve conduction studies confirm the diagnosis.
Therapy involves relieving pressure on nerve by reducing inflammation in the tunnel.
Local steroid injection is useful in most cases but surgery may be required. Characterized by stiffness and bony swelling. Includes limited joint mobility syndrome, palmar fasciitis and pseudoscleroderma. Often follows upper extremity trauma, surgery or stroke. Patients develop stiffness, burning pain, and swelling of hand.