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Laboratory Test Directory

Pinworm Examination


Name Method Department Units
Smear, Pinworm Prep Standard microscopic exam of submitted sample
CMI, Microbiology

Specimen Requirements

Rectal impression

Container Type Container Size Specimen Volume

Pinworm collection container with swube


Room temperature - 24 hour(s)
Refrigerated - 7 day(s)

Specimen Preparation

  • Collect specimen in morning immediately after awakening.
  • Transport to laboratory as soon as possible

Reasons for Rejection

  • Specimen not collected by Swube collection device
  • Not received at proper temperature
  • Not received within specified time frame
  • Contaminated with stool


Ova and parasite (O&P) exam of stool not recommended for detection of pinworms (Enterobius vermicularis). Consult Laboratory Services (1-800-934-6575 or 614-722-5477) for collection device and guidelines.

CPT Code

  • 87172