BK Virus Quantitation, Urine, Real-time PCR

CPT: 87799
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Test Details

Synonyms

  • Polyomavirus BK Quantitation
  • Quantitation of BK Virus DNA PCR, Urine

Use

This test is intended to be used for the detection and quantitation of BK virus in urine specimens as an aid in the diagnosis and management of BK virus infections.

Limitations

Quantitative range is 200−10,000,000 copies/mL.

Cross-reactivity with the related Simian virus SV40 may occur; SV40 is not a human pathogen.

Methodology

Real-time polymerase chain reaction (PCR)

Specimen Requirements

Specimen

Urine

Volume

2 mL

Minimum Volume

0.5 mL

Container

Sterile urine container, no preservative

Storage Instructions

Freeze (preferred) or refrigerate.

Stability Requirements

Temperature

Period

Room temperature

Unstable

Refrigerated

7 days

Frozen

7 days

Causes for Rejection

Insufficient quantity for analysis; leaking or broken tube; inadequate storage or transport

LOINC® Map

Order Code Order Code Name Order Loinc Result Code Result Code Name UofM Result LOINC
138880 BK Quant PCR (Urine) 139432 BK Quantitation PCR (Urine) copies/mL 41480-5
138880 BK Quant PCR (Urine) 139236 log10 BK Qn PCR Ur log10copy/mL 43201-3

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The LOINC® codes are copyright © 1994-2017, Regenstrief Institute, Inc. and the Logical Observation Identifiers Names and Codes (LOINC) Committee. Permission is granted in perpetuity, without payment of license fees or royalties, to use, copy, or distribute the LOINC® codes for any commercial or non-commercial purpose, subject to the terms under the license agreement found at https://loinc.org/license/. Additional information regarding LOINC® codes can be found at LOINC.org, including the LOINC Manual, which can be downloaded at LOINC.org/downloads/files/LOINCManual.pdf