What Do you Know About Lithophagia?

Question 1:

A 48-year-old homeless man with no known medical history presented to the emergency department complaining of lower abdominal pain, constipation, and intermittent hematochezia of 2 week’s duration. Abdominal x-ray films led to a diagnosis of lithophagia, a form of geophagia.

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Question 2:

This 48-year-old man has hereditary trichoepithelioma.

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Question 3:

It is easy to mistake other serious GI problems for inflammatory bowel disease (IBD).

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Question 4:

A 60-year-old man presents with a year-long history of an expanding lesion on the scalp. He has seen several health care providers, none of whom have been able to provide any effective therapy.

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Question 5:

Osmotic demyelination syndrome (ODS) involves central pontine and/or extrapontine myelinolysis and primarily occurs following overly rapid correction of severe hyponatremia that has been present for a few days.

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ANSWER KEY:

Question 1. A

Question 2. G

Question 3. E

Question 4. D

Question 5. E