Which of the Following Are Used to Diagnose GER

question 23

Multiple Choice

Which of the following are used to diagnose GER?
I.esophageal pH testing
II.chest radiograph
III.upper GI contrast studies
IV.gastric scintiscanning

• A)I only
• B)I, II, and III
• C)I and III
• D)I, III, and IV

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