KDR and neoplasm: As illustrated, CSF1R (72%), ERBB4 (53%), FLT3 (87%), KDR (84%), PIK3CA (59%), and TP53 (90%) appeared to be altered in a higher number of tumor tissue biopsy samples, while frequently altered genes in blood samples were FLT3 (93.7%), KDR (84.3%), CSF1R (75%), TP53 (75%), and ERBB4 (59.3%).