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Test Code BLD PARA Blood Parasites

Important Note

CPA- Send specimen to Microbiology immediately for Malaria EIA testing. See "Processing Instructions" below.

Biohazard Infectious

Clinical System Name

Blood Parasites


Malaria Stain





Malaria Antigen Detection

Malaria EIA Immunoassay


Includes a rapid Malaria Immunoassay and microscopic Blood Stain examination. Immunoassay results can determine the presence of Plasmodium falciparum or Plasmodium species not falciparum. The immunoassay results are confirmed by microscopy, which detects other Plasmodium (malaria) species, Borrelia recurrentis (relapsing fever), Babesia, Trypanosomes and Microfilariae.

Sample Requirements

Specimen: Blood

Container: Lavender/EDTA, Lavender/EDTA microtainer

Preferred Vol: 3.0mL

Minimum Vol: 1.0mL

Processing Instructions


CPA: Send to Microbiology Lab ASAP for set up of Malaria EIA. Micro will return sample to Core Lab for preparation of blood smears.


Off-site collection: Off-site Children's Lab locations should prepare 4 thick and 4 thin smears immediately (within 1 hour of collection). When slides are dry, send the blood and slides to the main Campus Laboratory for processing. Sample and slides should be kept at room temperature prior to and during courier transport. Avoid delays in transport. Samples are acceptable for testing if received within 24 hours of collection.


Other off-site locations, keep sample at room temperature prior to and during courier transport to SCH. Avoid delays in transport.


Temp Time
Room temp 24 hours
Refrigerated (not optimum for Microscopic exam) OK for EIA
Frozen N



Procedure Performed Turn Around Time (TAT)
Immunoassay (EIA) 24/7

1 hour after receipt in Microbiology

Blood Stain 24/7 24 hours


Performing Laboratory

Seattle Children's Laboratory



Microbiology Laboratory

CPT Codes



This test is not limited to the CPT codes listed.  Others may be added as more testing is necessary and depending on the pathogens isolated (example: MIC's and ID codes)

Notifiable Result

Diagnosis of Plasmodium sp is reportable to the State Health Dept.


See Link below for Notifiable Conditions for WA state labs:


See Link below for PDF of phone numbers for Local Health jurisdictions (by County) in WA State:

Reporting Information

Final Report: 24 - 48 hours