Tropheryma whipplei PCR




Test Mnemonic

WHIPWB

CPT Codes

  • 87798 - QTY (1)

Aliases

  • Whipple DNA

Performing Laboratory

ARUP


Specimen Requirements

Volume Type Container Collect Temperature Transport Temperature Special Instructions
1 mLWhole bloodEDTA (Lavender) FrozenTransfer 1 mL whole blood into sterile aliquot tube. Specimen source required.
1 mLPlasmaEDTA (Lavender) FrozenTransfer 1 mL plasma into sterile aliquot tube. Specimen source required.
1 mLSerumSST (Gold) FrozenTransfer 1 mL serum into sterile aliquot tube. Specimen source required.

Alternate Specimen Requirements

Volume Type Container Collect Temperature Transport Temperature Special Instructions
1 mLCerebrospinal fluid (CSF)Sterile container FrozenSpecimen source required.
UnspecifiedTissueSterile container FrozenTransfer tissue to sterile container and freeze immediately. Specimen source required. Do not send tissues in optimal cutting temperature compound.
UnspecifiedTissue, paraffin embeddedSterile container AmbientFormalin-fixed paraffin-embedded (FFPE) tissue. Specimen source required.

Minimum Specimen Requirements

Volume Type Container Collect Temperature Transport Temperature Special Instructions
0.5 mL    Whole blood, plasma, serum, CSF

Stability

Environmental Condition Description
FrozenWhole blood, plasma, serum, CSF: 1 month; Tissue: 1 month; FFPE: Unacceptable
RefrigeratedWhole blood, plasma, serum, CSF: 2 weeks; Tissue: Unacceptable; FFPE: Indefinitely
AmbientWhole blood, plasma, serum, CSF: 24 hours; Tissue: Unacceptable; FFPE: Indefinitely

Days Performed

Tue, Fri

Turnaround Time

3 - 6 days

Methodology

Name Description
Qualitative Polymerase Chain Reaction 

Reference Range

Special Info

Must indicate specimen source. Heparinized specimens and tissues in optimal cutting temperature compound are unacceptable. This test is New York DOH approved.

Clinical Info

Useful for diagnosis of Whipple's Disease in histopathologically inconclusive or suspicious cases.