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Figure 2. (a,b) Contrast enhanced. Patient 2: contrast enhanced CT prior to treatment with imatinib. (a) There is an 8 cm solid pelvic mass (outlined). (b) No liver metastases are visible on this section. Note surgical clips from previous hepatic resection (arrow) and L2 vertebral metastasis (*). Patient 2: contrast enhanced CT after 12 weeks of treatment with imatinib. (c) The pelvic mass has reduced in size to 5.1 cm. (d) (At the same level as Figure 2b) A low lesion (arrow) is one of eight newly visible lesions in the liver.
