|Test||OVA AND PARASITE EXAM, STOOL|
|Methodology||Direct Detection, Microscopic Examination|
|Description||Useful for the detection of stool parasites from preserved stool specimen(s).|
|Specimen||Acceptable specimen is a set of Para-PakŪ vials with zinc polyvinyl alcohol (Zn-PVA, a mercury-free alternative) and formalin preservative.
1. Have patient defecate into a clean container taking care not to contaminate specimen with urine or water.
2. Examine the specimen for blood, mucus, or adult worms, and preferentially sample these sites. If blood or mucus is not present, sample a representative area of the specimen. If adult worms are present, place in separate formalin vial and note their presence on the request form.
3. Place enough stool in both containers to fill to lines on labels. DO NOT fill above the line indicated on the containers.
4. Agitate specimen with spoon along side of container(s), tighten cap and shake firmly to insure that that the specimen is adequately mixed.
5. Label container(s) with patient's name (first and last), date of birth, and date and time of collection.
6. Place the vials in a plastic bag and forward promptly at ambient temperature (68 - 86° F or 20 - 32° C) or refrigerated.
|Reference Values||No parasites found (NPF)|
|Analytic Time||1 Day|
|Day(s) Test Set Up||Monday through Friday|