
Can a CBC Detect Leukemia? What Your Blood Counts Reveal
Can a CBC detect leukemia? It can raise suspicion—an abnormal white count, low platelets, blasts—but a bone marrow test is what confirms the diagnosis.

Can a CBC detect leukemia? It can raise suspicion—an abnormal white count, low platelets, blasts—but a bone marrow test is what confirms the diagnosis.

A CBC detects cancer only indirectly — it flags blood cancers like leukemia, but a normal result never rules cancer out. See what your counts really mean.