Lab Test

Toxoplasma gondii by PCR, Whole Blood

Test Codes

Mayo: TOXB, EPIC: LAB7866, Beaker:

Department

Send Outs

Specimen Collection Criteria

Collect (preferred specimen): One whole blood Lavender-top EDTA tube.

Physician Office/Draw Specimen Preparation

Collect (preferred specimen): One whole blood Lavender-top EDTA tube.

Preparation for Courier Transport

Transport: 1.0 mL whole blood refrigerated (2-8°C or 36-46°F). (Minimum: 0.5 mL)

Rejection Criteria

Specimens not collected and processed as indicated.

In-Lab Processing

Do not centrifuge. Maintain specimen refrigerated (2-8°C or 36-46°F) prior to transport.

Transport: 1.0 mL whole blood refrigerated (2-8°C or 36-46°F). (Minimum: 0.5 mL)

Storage

Specimen Stability for Testing:

Room temperature (20-26°C or 68-78.8°F): Unacceptable
Refrigerated (2-8°C or 36-46°F): 7 days
Frozen (-20°C/-4°F or below): 7 days


Specimen Storage in Department Prior to Disposal:

Specimen retention time is determined by the policy of the reference laboratory. Contact the Send Outs Laboratory with any questions. 

Laboratory

Sent to Mayo Clinic Laboratories in Rochester, MN.

Performed

Monday – Saturday.
Results available within 2-6 days.

Reference Range

By report.

Test Methodology

Qualitative Polymerase Chain Reaction (PCR).

Interpretation

By report.

Epidemiology

Toxoplasmosis occurs worldwide. Asymptomatic infections are common. Serological surveys show that 7 to 80% of various populations are infected. The developing fetus and immunocompromised patients are at risk for severe disease (1).

CPT Codes

87798

Contacts

Last Updated

4/10/2021

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