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167525 Social & Preventive Medicine

Serial interval is

AInterval between primary and secondary case
BInterval between first case and last case
CInterval between primary case and all subsequent cases multiplied by secondary attack rate
DInterval between incubation period and gestational period
Social & Preventive Medicine
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167526 Surgery

A 42-year-old man is brought to you after suffering a grand mal seizure. There is no history of recent illness, fever, headache, seizures, or head trauma. Neurologic exam shows the patient to be ale and oriented. No focal abnormalities are noted. A CT scan of the head reveals multiple punctate calcifications, and two enhancing cystic lesions with surrounding edema. Most likely diagnosis?

AAmebiasis
BCytomegalovirus infection
CEchinococcosis
DNeurocysticercosis
Surgery
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