Understand Your Test


Formal Name


BCR-ABL1 Fusion


Why Get Tested?

To help diagnose and monitor the treatment of chronic myelogenous leukemia (CML) and a type of acute lymphoblastic leukemia (ALL)

When To Get Tested?

When you have results of a complete blood count (CBC) and/or signs and symptoms that suggest that you may have leukemia; periodically when you are being treated for CML or BCR-ABL1-positive ALL