Probe targets of Mayo Clinic CLL FISH panel. This figure displays the chromosome and gene targets of the probes currently used in the CLL FISH Panel at Mayo Clinic (see Dewald et al⁶⁰ ). CEN indicates centromere; $, abnormalities of this chromosome associated with more indolent clinical course; *, abnormalities of this chromosome associated with more aggressive clinical course. Produced with the permission of Gordon Dewald, Mayo Clinic, Rochester, MN (unpublished artwork, November 2003).