Figure 1From: Brain metastases as primary manifestation of a melanocytic malignant peripheral nerve sheath tumor in a 60-year-old man A, C Pre-Operative MRI: contrast-enhancing lesion in the left and right frontal lobe. B MRI follow-up after 6 month: no recurrence of the tumor after resection and irradiation (left frontal). D MRI follow-up after 6 month: no progression of the tumor after irradiation only (right frontal).Back to article page