Ova and Parasite Exam, Fecal (Immunocompromised or Travel History) OPFEC
|Method(s)||Qualitative Concentration/Trichrome Stain/Microscopy|
Stool. Recommended collection: 3 separate stool specimens within a 5-7 day period (an individual order must be submitted for each specimen).
Transfer 2 g of stool at room temperature within one hour of collection (Min: 1 g).
Indicate suspected parasites.
Patient Preparation: Specimens analyzed to determine the efficacy of treatment should be collected three to four weeks after completion of therapy. Antibiotics may affect results of exam.
Ambient: 9 months; Refrigerated: 9 months; Frozen: Unacceptable
Rectal swabs. Multiple specimens, specimens preserved in SAF (sodium acetate formalin), specimens containing barium, bismuth or urine.
|Preferred Specimen Collection Device(s)|