#may2020mccqe1
A 64-year-old woman complains of dragging her right foot and numbness and paraesthesia in that leg. On examination there is foot-drop, with weakness of dorsiflexion, inversion and eversion of the ankle. The reflexes are normal and there is loss of appreciation of pinprick on the outer side of the lower leg. A lesion of which one of the following nerve roots or nerves is the most likely cause of her presentation?
(A) L4 nerve root
(B) L5 nerve root
(C) Superficial peroneal nerve
(D) Tibial nerve
(E) Sciatic nerve
A 64-year-old woman complains of dragging her right foot and numbness and paraesthesia in that leg. On examination there is foot-drop, with weakness of dorsiflexion, inversion and eversion of the ankle. The reflexes are normal and there is loss of appreciation of pinprick on the outer side of the lower leg. A lesion of which one of the following nerve roots or nerves is the most likely cause of her presentation?
(A) L4 nerve root
(B) L5 nerve root
(C) Superficial peroneal nerve
(D) Tibial nerve
(E) Sciatic nerve
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