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Test Code M19 Wet Mount Exam

Additional Codes


PowerChart: Smear Wet Mount Trichnomonas

Epic: LAB252 Wet Prep, Genital

MA Cerner: Wet Mount.

Test Method

Direct Unstained Wet Prep with Microscopy

Specimen Requirement

Collected by a physician or nurse using a vaginal speculum and swab. Place the swab in a tube containing 1 ml of sterile saline. Label the specimen appropriately with two identifiers, patient name and another identifier, (patient ID number, DOB, etc.) include specimen source, date and time of collection. Transport the specimen to the laboratory. It is recommended that testing be performed within 4 hours of collection.


Monday through Sunday

Typically completed within 4 hours after the specimen arrives at the testing site.

Reference Values

No Trichomonas, yeast, clue cells or sperm seen.

Typically a few epithelial cells and polys are seen with a background of mixed bacterial flora.

CPT Code Information

87210 Identification of Organism form Primary Source and Sensitivity Studies; wet mount of infectious agents

Useful For

Detection of genital infection

LOINC Code Information

12178-0 Bacteria [Presence] In Genital Specimen By Wet Preparation