Crohn's disease:
A. Is caused by Mycobacterium paratuberculosis.
B. Is more common in Asians than in Jews.
C. Tends to occur in families.
D. Is less frequent in temperate climates than in tropical ones.
E. Is improved by smoking.
Sunday, November 4, 2007
Surgery Question
Must not forget our third year students struggling with surgery. Here is one for you:
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2 comments:
The role of the Mycobacterium isn't certain. And it surely doesn't spare the Jews. So it should be C -20% chance of being affected of a relative has Crohn's.
Correct?
The Correct Answer is indeed C
The cause of Crohn's disease is unknown. No specific microorganism has been identified as a pathogen, and no clear-cut environmental factor, such as smoking, has been implicated, even though many patients with Crohn's disease are heavy smokers. The disease does tend to occur in families. It is more common among Jews than Asians and among people who live in temperate climates than those in tropical ones.
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