A member asked:

What can cause a 79yo man to go crazy in a matter of days? he has excellent memory, medically he's fine, he is suddenly paranoid and talking non sense

A doctor has provided 1 answer
Dr. Silviu Pasniciuc answered

Specializes in Internal Medicine

Medical eval: These symptoms deserve a full medical evaluation. The possible causes are severe infections, toxic effects from drugs, metabolic disturbances or nervous system conditions in the form of encephalitis. Please seek medical attention as soon as possible.

Answered 5/17/2014

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