Acute Myeloid Leukemia With KMT2A Amplification: A TP53-Alteration-Enriched Subgroup Associated With Chromoanagenesis and Poor Prognosis.
KMT2A amplification (KMT2A-amp) is a rare but aggressive genomic abnormality in acute myeloid leukemia (AML), with limited characterization in prior studies. We retrospectively analyzed 96 patients with AML harboring KMT2A-amp, including 56 newly diagnosed (ND) and 40 relapsed/refractory (RR) cases, with a median age o...