Test Overview
Test Methodology

Microscopic Exam with KOH digestion of skin.

Test Usage

Identification of Sarcoptes scabei (scabies mite) or ectoparasite ova.

Reference Range *

No scabies or parasites detected. If the non-pathogenic hair follicle mite Demodex spp. is observed, it will be reported.

* Reference ranges may change over time. Please refer to the original patient report when evaluating results.

Test Details
Days Set Up
Monday - Friday
Analytic Time

8 - 24 hours

Soft Order Code
OPD
MiChart Code
Parasite, Microscopic Examination
Synonyms
  • OPD
  • PARASITE, DIRECT MICROSCOPIC
  • Scabies Mite
  • Skin Scraping, Parasites
  • Ectoparasite
  • Sarcoptes scabei
Laboratory
Microbiology
Section
Microbiology
Test Updated
09/23/2020
Update Type
Replacement Test
Specimen Requirements
Collection Instructions

Unroof the burrow hole. Using a scalpel with immersion or mineral oil on it, scrape the superficial layer of skin (stratum corneum). Place the scrapings in oil on a microscope slide, place a second slide on top of the specimen and send to MLabs. A small piece of tissue can be sent with a few drops of oil on it. If an unacceptable specimen is received, the physician will be notified before disposal of the original specimen.

Storage Temperature
Ambient: Yes
Refrigerated: Yes
Frozen: No
Billing
CPT Code
87220
Fee Code
32382
Resources