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Test Code BLOD0851 Malaria Smear

Methodology

Wright Stain

Performing Laboratory

Bozeman Health Laboratory Services

Specimen Requirements

Blood smear and EDTA whole blood are required.

 

Specimen Type: Blood smear
Container/Tube: Slide

Specimen Volume: 1 slide

Collection Instructions:

1. Submit 1 well-prepared, thin blood smear on clean, grease-free slide.

2. Prepare with a “feathered edge.” Smear should be no more than a single cell thick.

3. Do not fix. Allow smear to thoroughly air dry.

4. Label slide with patient’s full name (first and last) and date and time of collection.

5. Place slide in plastic slide holder.

 

Specimen Type: Whole blood

Container/Tube: Lavender top (EDTA)

Specimen Volume: Full tube

Collection Instructions: Send EDTA whole blood in original tube.

Specimen Transport Temperature

Ambient

Specimen Stability

 

Specimen Type Temperature Time
Whole blood (EDTA) Ambient 6 hours
Prepared slides Ambient 24 hours

Note: Thick and thin smears should be made as soon as possible.  If the smears are prepared from anticoagulated blood that is more than 1 hour old, the morphology of both parasites and infected RBC's may not be typical.  Specimen must arrive within 6 hours.

Reference Values

No organisms seen

 

Critical value (automatic call-back): Plasmodium sp., P. Falciparum, P. Malariae, P. Ovale, P. Vivax, or Other

% Parasitemia will be reported if Plasmodium sp. or Babesia sp. are reported.

Day(s) Test Set Up

Monday through Friday

Test Classification and CPT Coding

87207