ARUP's Laboratory Test Directory

Ova and Parasite Exam, Body Fluid or Urine : 2002277

Mnemonic: OPBF

Methodology: Qualitative Concentration/Microscopy
Performed: Sun-Sat
Reported: 1-2 days
Specimen Required: Patient Prep: Urine: If S. haematobium is suspected, collect at midday or 24-hour collection in a container without preservative. Peak egg excretion occurs between noon and 3 p.m.

Collect: Body fluid or urine.

Specimen Preparation: Transfer 4 mL body fluid or urine to an ARUP Standard Transport Tube (ARUP Supply #43115). (Min: 1 mL)

Storage/Transport Temperature: Refrigerated.

Remarks: Specimen source required. Filariasis, detection may occur in urine from patients with chyluria and patients treated with diethylcarbamazine.

Stability (collection to initiation of testing): Body Fluid: Ambient: Unacceptable; Refrigerated: 72 hours; Frozen: Unacceptable
Urine: Ambient:3 days; Refrigerated: Unacceptable; Frozen: Unacceptable


Reference Interval:
Negative
CPT Code(s): 87177; 87209
Cross References: Amoeba (Ova & Parasite Exam, Body Fluid), Schistosomiasis (Ova & Parasite Exam, Body Fluid), Strongyloides  (Ova & Parasite Exam, Body Fluid)