<prompt> Klumpkes paralysis involves?C8T1C6 C7C7T1C5 C6  <response>: KLUMPKES PARALYSIS: Site of injury: lower trunk of brachial plexus Cause of injury: undue abducon of the arms Nerve roots involved: mainly T1 partly C8 Muscles paralyzed: Intrinsic muscles of the hand Tl Ulnar flexors of wrist and fingers C8Disability: 1. Claw hand 2. Horners syndrome 3. Vasomotor changes 4. Trophic changes 5. Cutaneous anesthesia on the ulnar border of hand and forearm 