 A diagnosis of T cell large granular lymphocyte (T-LGL) leukemia was made, based on cytomorphology, the typical CD3+/CD4-/CD8+/CD16+/CD56-/CD57-/HLA-DR(+/-) immunophenotype of the lymphocytosis (9 x 10(9)/l), and biallelic clonally rearranged T cell receptor beta (TCR beta) genes.
C0023418
leukemia