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Test Code M19 Wet Mount Exam

Additional Codes


PowerChart: Smear Wet Mount Trichomonas

MA Cerner: Wet Mount

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.

Useful For

Detection of genital infection


Monday through Sunday

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

CPT Code Information

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

LOINC Code Information

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

Test Method

Direct Unstained Wet Prep with Microscopy

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.