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sniff test



  1. 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.
  2. 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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© Copyright 2018 Wolters Kluwer. All Rights Reserved. Review date: Sep 19, 2016.