SMEAR, BLOOD PARASITE

Mnemonic

MALARIA

Synonym

Malaria smear - Giemsa stain - Borrelia smear - Filaria smear

Guidelines

This order can be used for looking for Malaria, Borrelia (Relapsing Fever), Filaria, and other blood parasites such as Trypanosomes and Babesia.

Specimen Collection Requirements

Collect

Whole Blood, one 5.0 mL lavender (EDTA) top tube

Handling

Make 5 thin and 5 thick smears (unstained and unfixed) immediately after drawing blood. Thick smears are made by dropping 10.0-20.0 µL of blood onto a slide and spreading it into a dime sized area with a wooden or plastic applicator. Send smears and blood tube to the lab.

Minimum Volume

5.0 mL

Transport

Blood and smears (in slide holders) at 20-25°C

Rejection Criteria

Must be received within 24 hours of collection. This is a time sensitive specimen.

Stability

Ambient: 24 hours; Refrigerated: Unacceptable; Frozen: Unacceptable

Testing Information

Performed

7 days/week

Method

Stain

Referral Lab

Samaritan Health Services Laboratories

Reference Values

Reference Values

Negative

Critical Values

Positive blood parasite smears are considered a critical value.

CPT Codes

87207, 87015

Last Updated: Thursday, January 5, 2017 03:42:28 AM