Oncology FISH Analysis - IGH/MYC

Casandra

Casandra Test Code BA19641Version 1 (DRAFT)

Performing Lab

Lab Baylor GeneticsLab Test ID 8795CPT Codes 88271, 88275, 88291

Oncology FISH Analysis - IGH/MYC

Clinical Use

Use

Oncology FISH Analysis - IGH/MYC is a crucial test for detecting the t(8;14) chromosomal translocation prominently associated with Burkitt's lymphoma (BL) and mature B-cell/Burkitt’s type acute lymphoblastic leukemia (ALL). This test is particularly significant for patients suspected of these malignancies, where timely diagnosis can influence treatment decisions and prognostics. Approximately 85% of BL patients exhibit this translocation, underscoring the test's importance in clinical settings. However, results should be interpreted within the context of comprehensive clinical and pathological data, ensuring that the FISH test complements rather than solely determines the diagnosis. It is essential for practitioners to consider other diagnostic modalities for a conclusive diagnosis.

Special Instructions

This test requires a precise specimen type and shipping conditions for accurate results. Specimens must be correctly marked and accompanied by relevant pathology reports. Care should be taken to transport specimens at the right temperature to ensure their integrity during transit.

Limitations

This FISH assay has specific limitations that must be communicated to the referring clinician. It is designed solely to detect abnormalities at the specified loci related to Burkitt's lymphoma and mature B-cell/Burkitt’s type acute lymphoblastic leukemia. Any abnormalities involving loci not tested in this assay will not be detected. It is vital for the findings of this test to be discussed in conjunction with clinical presentations, imaging, and other laboratory findings, as results derived from this test should not be the only basis for clinical decision-making regarding a diagnosis.

Test Details