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NBME d1 Answers

familymed1/Block 0/Question#33

A 37-year-old man comes to the physician because of ...

Serum Helicobacter pylori antibody assay

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No one ever does this assay it seems:

UpToDate: However, serologic tests require validation at the local level, which is impractical in routine practice. In addition, concerns over its accuracy have limited its use.

The urea breath test is first line