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Old 06-30-2012
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GIT Gastric Mucosa Question

A 55-year-old man has had nausea and vomiting for several months. He has experienced no hematemesis. On physical examination, there is no abdominal tenderness, and bowel sounds are present. Upper gastrointestinal endoscopy shows erythematous areas of mucosa with thickening of the rugal folds in the gastric antrum. The microscopic appearance of a gastric biopsy specimen with a Steiner silver stain is shown. Which of the following is most likely to be present on the luminal surface?

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a) Cysteine proteinase
b) Heat stable enterotoxin
c) Shiga toxin
d) Vacuolating toxin
e) Verocytotoxin
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Old 06-30-2012
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The answer should be D
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Quote:
Originally Posted by MedicalExaminer View Post
The answer should be D
d) Vacuolating toxin
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Old 07-01-2012
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Default Vac toxin

H. pylori possesses Vac gene, whose product it is.
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Gastrointestinal-Tract-, Micrographs-, Pathology-, Step-1-Questions

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