Test Overview
Test Methodology

Reverse Transcription-Polymerase Chain Reaction (RT-PCR) Multiplex PCR

Reference Range *

A qualitative result is provided that indicates the presence or absence of BCR/ABL1 messenger RNA. When positive, the fusion variant is also reported.

* Reference ranges may change over time. Please refer to the original patient report when evaluating results.

Test Details
Days Set Up
Monday - Saturday
Analytic Time

6 - 11 days

Soft Order Code
Reference Laboratory
Special Testing
Specimen Requirements

The following information is required:
1. Pertinent clinical history including if the patient has a diagnosis of chronic myelogenous leukemia or other BCR/ABL1-positive neoplasm
2. Date of collection
3. Specimen source (blood or bone marrow)
Collect specimen in an EDTA lavender or ACD tube. Send to Specimen Processing refrigerated.

Special Handling

Refrigerate specimens must arrive at Mayo within 5 days of collection, and ambient specimens must arrive at Mayo within 3 days (72 hours) of collection. Collect and package specimens as close to shipping time as possible.

Normal Volume
10 mL blood or 4 mL bone marrow
Minimum Volume
8 mL blood or 2 mL bone marrow
Storage Temperature
Refrigerated preferred, Ambient acceptable
Additional Information

Test performed by Mayo Clinic Laboratories

CPT Code
81206, 81207, 81208