Blame These Bumps on Mosquitoes?

September 25, 2013

Multiple itchy red bumps on a man’s ankles; relative contraindications to lumbar puncture; stroke in an addict. . . 5 more questions for you to test the breadth of your clinical knowledge.

QUESTION 1:



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A 32-year-old man was worried about the recurring appearance of itchy red bumps on his feet and ankles.

QUESTION 2:

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QUESTION 3:



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A 47-year-old man with hypertension and hyperlipidemia who was a long-time abuser of cocaine and alcohol presented with a 3-day history of right-sided weakness and numbness. A CT scan of the brain showed a left anterior cerebral artery ischemic stroke. Two days later, a second CT brain scan showed a bilateral corpus callosum lesion. Results of diffusion-weighted MRI of the brain were consistent with corpus callosum ischemic stroke crossing the midline.

QUESTION 4:

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Iron deficiency anemia is common in patients with inflammatory bowel disease (IBD). For these patients, a course of oral iron (mostly available as inorganic ferrous salts and sometimes combined with vitamin C for improved absorption) is recommended.

QUESTION 5:



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A 32-year-old single man who lived alone complained of an itchy rash, primarily on the legs. The patient assumed that the rash was due to insect bites. He “captured” a specimen.

ANSWER KEY:



Question 1. Answer: d

Question 2. Answer: d

Question 3. Answer: e

Question 4. Answer: e

Question 5. Answer: c