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Test Code MALARIA Malaria/Blood Parasite Smears

Synonyms/Keywords

Plasmodium vivax, Plasmodium malarie, Plasmodium ovale, Plasmodium falciparum, Blood Parasite

Specimen Requirements

Fasting Required Specimen Type Preferred Container/Tube Acceptable Container/Tube Specimen Volume Specimen Minimum Volume
(allows for 1 repeat)
Pediatric Minimum Volume
(no repeat)
No Whole Blood EDTA Lavender Top Tube (LTT)   4 thick smears and 4 thin smears 2 thick smears and 2 thin smears 2 thick smears and 2 thin smears

Collection/Processing Instructions

Prepare thick and thin blood smears as soon as possible, preferably within 4 hours of collection. Avoid making the thick smears too thick; one should be able to read print through the blood.  Contact Clinical Microscopic (800-222-5835, ext. 16383) with questions concerning the making of smears. Identification of intra-cellular pathogens may be compromised in older blood specimens. Transport unstained, air-dried smears at room temperature in a slide holder.


 
Optimum draw time is about midway between chills, however, blood collection should be performed immediately upon first suspicion of malaria. Furthermore, since single blood smears may not reveal organisms, successive smears at 6, 12, or 24 hours are sometimes necessary. Samples must be collected prior to administration of any anti-malarial drugs.

Specimen Stability Information

Specimen Type Temperature Time
Thick Smears Ambient 2 weeks
Thin Smears Ambient 2 weeks

Reference Range Information

Performing Location Reference Range
Marshfield Negative
See Critical Value List for list of current critical values

Marshfield Labs Performing Department

Marshfield Labs Hematology

Performing Information

Performing Location Day(s) Test Performed Analytical Time Methodology/Instrumentation
Marshfield Monday - Friday 1 day Light Microscopy-May Grunwald Giemsa Stain

CPT Codes

CPT Modifier
(if needed)
Quantity Description Comments
87207   1    

Outreach CPT Codes

CPT Modifier
(if needed)
Quantity Description Comments
87207   1    

Ordering Applications

Ordering Application Description
Cerner Malaria/Blood Parasite Smears