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
Stool preserved in 10% formalin and polyvinyl alcohol transport vials.
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 or BAL:
Send 10.0 mL sputum or BAL 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 or BAL:
Send 10.0 mL sputum or BAL 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 those listed as acceptable; preserved urine, liver abscess or aspirate.
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
New York DOH Approval Status
Yes