- at fluoroscopy, a test for diaphragmatic function; paradoxic motion of a hemidiaphragm when a patient sniffs vigorously shows phrenic nerve paralysis or paresis of the hemidiaphragm.
- Occurrence of a fishlike odor with potassium hydroxide treatment of vaginal discharge; one of the Amsel criteria for clinical diagnosis of bacterial vaginosis.
Synonym(s): whiff test2
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Examples: glitazone, GI cocktail, etc.