Correlation of major subsets of karyotype in AML with age based on patient data analyzed at Fourth International Workshop on Chromosomes and Leukemia.⁴³  (A) All 660 patients. (B) Patients with specific translocations. Note that those involving 11q23, especially t(4;11) are very prominent in infants (younger than 1 year of age). Illustration by Kenneth X. Probst.