| Huntington's s. |
the patient lies supine, with lower limbs hanging over the edge of a table, and is told to cough. If the coughing produces flexion of the thigh and extension of a paralyzed lower limb, it indicates that the paralysis is due to an upper motor neuron lesion.
출처: www.mercksource.com/pp/us/cns/cns_health_library.j...
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