Test Details
Mnemonic
OPCPS
Ordering Code
3400652
CPT-4 Code(s)
87209, 87177
Specimen Information
Patient Preparation
Interfering substances: Bismuth, Barium (wait 7 - 10 days), Antimicrobial agents (wait 2 weeks), Gallbladder dye (wait 3 weeks after procedure)
Collect
Stool
Specimen Preparation
Place 10.0 g or 10.0 mL stool in a Total-Fix® vial within 30 minutes of collection.
Alternate Specimen
Para-Pak SVT transport vial. Stool preserved in 10% formalin and polyvinyl alcohol transport.
Urine:
Send 25.0 mL urine in sterile screw capped container.
Note: Urine maybe submitted unpreserved for exam for Schistosoma. Collect at mid-day. Peak
egg secretion occurs between noon and 3 pm. DO NOT SUBMIT FIRST MORNING SPECIMEN. In
patients with hematuria, eggs may be found in last voided portion of urine specimens.
Sputum:
Send 10.0 mL sputum in a sterile screw capped container or with 10% formalin. Specimen should be a deep expectorated sputum preferably collected in early morning. 24-hour sputum collection is also acceptable.
Urine:
Send 25.0 mL urine in sterile screw capped container.
Note: Urine maybe submitted unpreserved for exam for Schistosoma. Collect at mid-day. Peak
egg secretion occurs between noon and 3 pm. DO NOT SUBMIT FIRST MORNING SPECIMEN. In
patients with hematuria, eggs may be found in last voided portion of urine specimens.
Sputum:
Send 10.0 mL sputum in a sterile screw capped container or with 10% formalin. Specimen should be a deep expectorated sputum preferably collected in early morning. 24-hour sputum collection is also acceptable.
Minimum Volume
Stool: 5.0 g or 5.0 mL
Urine: 10.0 mL
Sputum or BAL: 2.0 mL
Urine: 10.0 mL
Sputum or BAL: 2.0 mL
Transport Temperature
Stool, sputum, and BAL (preserved): Room temperature
Urine, sputum, and BAL (unpreserved): Refrigerated
Urine, sputum, and BAL (unpreserved): Refrigerated
Rejection Criteria
Unpreserved stool. Specimens containing barium. Stool preserved in medium other than parasitology fixative. Specimens received frozen. Stool submitted in expired transport vial. Preserved urine. Unpreserved sputum and urine received room temperature or frozen. Liver abscess or aspirate. ECOFIX® transport vials.
Stability
Stool (preserved)
Room temperature: 6 months
Refrigerated: 6 months
Frozen: Unacceptable
Urine, Sputum, BAL (unpreserved)
Room temperature: Unacceptable
Refrigerated: 48 hours
Frozen: Unacceptable
Sputum, BAL (preserved)
Room temperature: 6 months
Refrigerated: Unacceptable
Frozen: Unacceptable
Room temperature: 6 months
Refrigerated: 6 months
Frozen: Unacceptable
Urine, Sputum, BAL (unpreserved)
Room temperature: Unacceptable
Refrigerated: 48 hours
Frozen: Unacceptable
Sputum, BAL (preserved)
Room temperature: 6 months
Refrigerated: Unacceptable
Frozen: Unacceptable
Methodology
Microscopic Examination of Concentrate, Permanent Stained Smear
Reference Range
No ova and parasites seen
Performing Laboratory
Quest SJC
New York DOH Approval Status
Yes