A 58-year-old man is evaluated for abdominal pain by his primary care physician. He reports severe stress at his job for the last 3 months and has since noted that he has epigastric pain that is relieved by eating and drinking milk. He has not had food regurgitation, dysphagia, or bloody emesis or bowel movements. He denies any symptoms in his chest. Peptic ulcer disease is suspected. Which of the following statements regarding noninvasive testing for Helicobacter pylori is true? A. There is no reliable noninvasive method to detect H. pylori. B. Stool antigen testing is appropriate for both diagnosis of and proof of cure after therapy for H. pylori. C. Plasma antibodies to H. pylori offer the greatest sensitivity for diagnosis of infection. D. Exposure to low-dose radiation is a limitation to the urea breath test. E. False-negative testing using the urea breath test may occur with recent use of NSAIDs.
Posted on: Thu, 25 Dec 2014 17:09:47 +0000
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