Ova & Parasites, Urine, Sputum

General Information

Lab Name

Ova and Parasites Exam

Lab Code

OAP

Epic Ordering

Ova and Parasites Exam, Non-Stool

Description

Schistosoma and occasionally microfilariae can be found in urine. Entamoeba, Paragonimus, Ascaris, hookworms or Strongyloides can be detected in sputum or BAL. Aspirates from other sites such as liver can be useful in detecting amoeba or Echinococcus (hydatid disease).

Please indicate suspected organism when placing order.

For Ova & Parasites on Stool, see Extended Stool Parasite Exam [OAPP].

For Trichomonas, see Trichomonas vaginalis Amplified Nucleic Acid Detection [TRICAD].

Synonyms

Amoeba, Echinococcus, Hydatid disease, Microfilariae, O & P, OVA & Parasites, Paragonimus, Schistosoma, Strongyloides

Components

Code	Name
SDES	Specimen Description
SREQ	Special Requests
EX	Exam
RPT	Report Status

Interpretation

Method: Wet Mount, Trichrome
Reference Range: See individual components

Ordering & Collection

Specimen Type: Urine, Sputum, BAL, Aspirate
Collection: Sputum: Send fresh AM specimen. Up to 3 samples from separate days acceptable; if sputa negative, recommend stool, see Lab Mnemonic: OAPP.

Urine: Collect multiple specimens for R/O Schistosomiasis, preferably midday urine. For microfilariae, submit a clean catch, random urine. Do not use preservative for collections. Send the entire void.

Aspirates: Collect in syringe or cup. If adequate specimen is available, fill an EcoFix preservative tube in addition to unpreserved sample.
Handling Instructions: Transport to lab at room temperature immediately after collection. If delayed, refrigerate and transport within 24 hours of collection.
Quantity: requested: 10 mL sputum; entire volume voided urine
minimum: 1 mL sputum; 40 mL urine

Processing

Processing: Refer to procedure for specimen or organism specific handling. If sufficient volume of specimen received for rule out amoeba, preserve in EcoFix as well as analyzing unpreserved specimen.

Performance

LIS Dept Code

Microbiology (MC)

Performing Location(s)

HMC	Microbiology 206-744-5858 325 9th Ave, Rm # GWH-47, Seattle, WA 98104-2420
UW-MT	Microbiology 206-520-4600 Clinical Lab, Room # NW177, University of Washington Medical Center, 1959 NE Pacific street, Seattle, WA 98195

Frequency

Weekdays

Available STAT?

Billing & Coding

CPT codes: 87177
LOINC: 678-3
Interfaced Order Code: UOW5035