NAVLE® Question of the day

MO TU WED TH FR

October 2, 2024

NAVLE

What is the neuroanatomic cause of extensor rigidity in the forelimbs of a patient with Schiff-Sherrington posture?

A - Brachial plexus trauma

B - Polyradiculoneuritis of peripheral nerve sheaths at cervical intumescence

C - Subdural white matter compression at C6-T3

D - Interruption of inhibitory neuron input from lumbar spinal cord

E - Damage to thoracic spinocerebellar tracts in superficial white matter