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HelpEpic Code LAB9550 Ova and Parasites, Complete
Test Name Alias
Ova and Parasite Complete (special) | O and P Complete | 8882 | O&P
Interface Order Alias
50033
Clinical Information
Concentrated wet preparations and permanent trichrome and stains are made from fixed stool specimens and are used to detect Giardia, Cryptosporidium, intestinal protozoa, and helminth eggs are larvae.
Ordering Instructions
Please indicate the following on the order
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Past foreign residence or recent foreign travel followed by at least 2 weeks of diarrhea?
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Immunocompromised status?
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Unexplained microcytic anemia or peripheral eosinophilia?
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Unique exposure (daycare, MSM, waterborne outbreak, etc.)?
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If all responses are no, please consider a different test.
- For Ova and Parasites Screen, please order LAB258 Giardia/Cryptosporidium Screen
- Cyclospora and Microsporidium are ordered separately and performed by a reference laboratory.
- If pinworm is suspected, please order Pinworm LAB248
- For scabies from skin scrapings or Schistosoma from urine, order Microscopic Examination LAB2111304.
Ova and parasite exam is not recommended on patients who have been hospitalized more than three days. Beyond the three days, the yield of ova and parasites or intestinal pathogens is very low, with recommendation to order C. difficile toxin testing or consult Infectious Disease.
Icons & Photos
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Stool Collection Kit - SAF Fixative Container
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Collection Instructions
Submit only ONE of the following specimen types:
| Specimen Type: Stool |
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Container/Tube: SAF Fixative container (clear liquid preservative) of the stool specimen collection kit, Formalin, ECOFIX
Volume: Fill to the line on the container
Minimum volume: 5 mL
Collection Instructions:
- If collecting multiple specimens for Ova and Parasite, it is recommended that up to 3 specimens be collected over the course of 7- 10 days. Successive specimens submitted on the same day will be rejected.
- Transfer specimen to the vial within one hour of collection.
- Fill the vial until the liquid reaches the line on the label. Do not overfill.
- Label the containers with full name and date and time of collection.
- Secure caps to avoid leaks. Leaky specimens may be canceled and will need to be recollected.
Specimen Transport Temperature: Ambient or refrigerated
Specimen Stability
Ambient: 7 days
Laboratory Retention: 3 days
Test Frequency
Available Monday - Friday, usual TAT 2-3 days.
Reference Range
No ova, parasites, or cysts observed by EIA, wet exam, or permanent stain.
Performing Department
Microbiology
Performing Department Laboratory Location
Corewell Health Reference Laboratory, Grand Rapids, MI
Methodology
DFA, EIA, Manual
CPT
87209, 87328, 87329, 87177
CDM Code
3068720901, 3068732801, 3068732901, 3068717701
Epic Test ID
1230101004
LOINC
10702-9
Mayo Access Code
SHO8882
Reviewed Date
9/7/2023