Lab Test

Tropheryma whipplei, PCR, Blood

Whipples Disease Associated Bacillus (Tropheryma whipplei) DNA Detection-PCR

Test Codes

EPIC: LAB6795, Beaker: XWHPB, Mayo: WHIPB

Department

Send Outs

Specimen Collection Criteria

Collect: One Lavender-top EDTA tube.

Send specimen for processing immediately after collection. 

Physician Office/Draw Specimen Preparation

Do not centrifuge specimen. Do not freeze. Maintain whole blood specimen refrigerated (2-8°C or 36-46°F) in original collection tube prior to transport.

Preparation for Courier Transport

Transport: 1.0 mL whole blood in original collection tube, 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 specimen. Do not freeze. Maintain whole blood specimen refrigerated (2-8°C or 36-46°F) in original collection tube prior to transport.

Transport: 1.0 mL whole blood in original collection tube, 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): 7 days
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 Medical Laboratories, Rochester, MN.

Performed

Monday – Friday
Results available in 2-7 days.

Reference Range

Negative (reported as negative for Whipple's disease associated bacillus DNA).

Test Methodology

Rapid Polymerase Chain Reaction (PCR).

Interpretation

By report.

Clinical Utility

This assay is useful for the diagnosis of Whipple's disease associated bacillus (Tropheryma whipplei) infection.

CPT Codes

87798

Contacts

Last Updated

10/10/2023

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