Figure 1From: Multiple isolated extramedullary relapse of acute promyelocytic leukemia after allogeneic hematopoietic stem cell transplant: a case report and review of literaturea- Normal pre-allogeneic HSCT MRI of brain.b and c- Post contrast 3D spoiled gradient echo showing numerous thickened contrast enhancing lesions measuring up to 1.6 × 0.8 cm in the left frontal, 2.0 × 0.9 cm in the right frontal and 2.7 × 0.5 cm in the left parietal region, within the calvarium. d- X-ray of skull, frontal view showing lytic lesions in the frontal and parietal bones.Back to article page