CD274 and B-cell chronic lymphocytic leukemia: The majority of distinct CNVs we observed were hallmarks of the respective lymphoma subtype, e.g., 8q and 11q deletions in the T-PLL, a 13q14 deletion in the case 5 CLL, and the gains of JAK2/PD-L1/PD-L2 and REL in the HL of cases 1 and 4, respectively.