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30207 Pathology

A 77-year-old woman fell and fractured her ankle. She has spent most of her time in bed for the past 16 days. She develops sudden chest pain, dyspnea, and diaphoresis. On examination, she has left thigh swelling and tenderness. A chest CT shows areas of decreased attenuation in the right and left pulmonary arteries. A day later she has difficulty speaking. MR angiography shows focal occlusion of a left middle cerebral artery branch. Which of the following cardiac abnormalities is she most likely to have?

AAtrial myxoma
BInfective endocarditis
CNonbacterial thrombotic endocarditis
DPatent foramen ovale
Pathology
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30213 Medicine

A 24-year-old woman presents with foot and leg weakness that is progressively getting worse over the past 1 week. Initially, she developed tingling in her feet and noticed that they would drag, but now she has difficulty standing and walking due to the leg weakness. Three weeks ago she had a “chest cold,” which resolved on its own. On examination, muscle bulk is normal, motor strength is 2 out of 5 in the quadriceps, and 1 out of 5 in the feet. Reflexes at the ankle and knee are absent, and sensation testing is normal. The upper limb examination is normal. The CSF protein is very high, glucose is normal, and cell count is slightly elevated. Which of the following is the most likely diagnosis?

Adiabetic neuropathy
Balcoholic neuropathy
CGuillain-Barre syndrome
Dcyanide poisoning
Medicine
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