Figure 1

Magnetic resonance imaging scans of the brain. Upper left: the first lesion that led to diagnosis of metastatic melanoma. Lower left and upper right: 3 months after resection of the first lesion, 2 new metastases were diagnosed. Lower right: status 27 months after first diagnosis with residual changes after 2 radiosurgery treatments in the temporal lobe and a resection cavity in the parietal lobe.