Case of the day 02-20-07

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[这个贴子最后由banned在 2007/02/20 09:36pm 第 1 次编辑]

Choose the correct answer from the five choices, There is only one choice is correct.

A 75-year-old man was rushed to the hospital from his retirement
community when he suddenly became confused and could not speak but
could grunt and moan. The patient could follow simple commands and did
recognize his wife and children although he could not name them or speak
to them. Additional immediate examination revealed weakness of the right
upper extremity. Several days later, a more comprehensive examination
revealed weakness and paralysis of the right hand and arm with increased
biceps and triceps reflexes. Paralysis and weakness were also present on the
lower right side of the face. Pain, temperature, and touch modalities were
mildly decreased over the right arm, hand, and face, and proprioception
was reduced in the right hand. The patient had regained the ability to articulate
with great difficulty a few simple words but could not repeat even
simple two or three word phrases. Which artery or major branch of a large
artery suffered the occlusion that produced the observed symptoms?
a. Anterior choroidal artery
b. Middle cerebral artery
c. Posterior communicating artery
d. Ophthalmic artery
e. Anterior cerebral artery