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Parasite Exam, Trichrome Stain
Test Code66150
CPT Codes
87209
Preferred Specimen
Place 5-10 grams stool specimen in a leak-proof stool container with PVA, fluid level should reach line on vial
Minimum Volume
3 grams
Instructions
Containers with PVA preservative are available from the Client Supplies Department.
Place stool specimens in PVA within 1 hour of collection. Fluid level should reach line on vial. Mix specimen with the preservative.
Stool specimens are stable, if stored and transported at room temperature, until the expiration date printed on the vial. Do not freeze.
Place stool specimens in PVA within 1 hour of collection. Fluid level should reach line on vial. Mix specimen with the preservative.
Stool specimens are stable, if stored and transported at room temperature, until the expiration date printed on the vial. Do not freeze.
Transport Temperature
Room temperature
Specimen Stability
Room temperature: See instructions
Methodology
Microscopic Examination • Smear
Setup Schedule
Set up: Daily; Report available: 5-7 days
Reference Range
No ova or parasites seen
