I. Indications

II. Technique

  1. Add 1 drop saline to stool
  2. Stains
    1. Wright stain
    2. Methylene blue stains viable cell's nuclei

III. Interpretation

IV. Efficacy: For identifying a Bacterial diarrhea

  1. Similar efficacy to occult blood stool test as a marker of Bacterial diarrhea
  2. Test Sensitivity: 50-80%
  3. Test Specificity: 83%

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Ontology: Leukocyte assessment, fecal, qualitative or semiquantitative (C1144719)

Concepts Laboratory Procedure (T059)
CPT 89055
English LEUKOCYTE ASSESSMENT FECAL, Leukocyte assessment fecal, LEUKOCYTE ASSMT FECAL QUAL/SEMIQUANTITATIVE, Leukocyte assessment, fecal, qualitative or semiquantitative