KIN 2500 Chapter : UE Clinical Considerations
15 Mar 2019
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Deep tendon reflexes: biceps brachii tendon reflex (c5) Tapping the biceps tendon elicits flexion of the elbow: triceps brachii tendon reflex (c7,c8) Tapping the triceps tendon elicits extension of the elbow: brachioradialis tendon reflex (c6) Tapping the brachioradialis tendon elicits flexion of the elbow. Deep tendon reflex ratings: 0: absent reflex, 1+: trace, or seen only with reinforcement (+, 2+: normal (++, 3+: brisk (+++, 4+: nonsustained clonus (i. e. , repetitive vibratory movements) (++++, 5+: sustained clonus (+++++) A 42 y. o. male painter, fell off a ladder and sustained an open fracture to the shaft of the humerus. Unable to extend his wrist ( wrist drop ) or fingers at the mcp joint. Loss of sensation on the posterior forearm, dorsum of the hand, and dorsum of the lateral 3 fingers. Paralysis of the extensor carpi ulnaris m. , and extensor carpi radialis: paresthesia of the posterior forearm, dorsum of the hand, and the dorsum.
