title: Cytogenetics of clonal growths.
mesh_terms: D001260:Ataxia Telangiectasia / Q000235:genetics; D002869:Chromosome Aberrations; D002901:Chromosomes, Human, 13-15; D002999:Clone Cells; D006801:Humans; D007621:Karyotyping; D008213:Lymphocyte Activation; D008214:Lymphocytes / Q000166:cytology