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149906 Pathology

A homeless man, who is a chronic alcoholic, is brought to the hospital in a wasted state. He is noted to have a peripheral neuropathy, difficulty balancing, and dementia. He dies suddenly of an arrhythmia, and at autopsy, lesions are found in the mamillary bodies and the vicinity of the third ventricle. The vitamin deficiency associated with these signs and symptoms is which of the following?

AVitamin B1 (thiamine)
BVitamin B12
CVitamin D
DNiacin
Pathology
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