Fig. 7From: Radiological review of skull lesionsOsseous venous vascular malformation. Axial head CT (a) shows osteolytic changes (trabecular appearance) of the clivus (dashed arrow) extending into the left occipital condyle (thin arrow). Sagittal T1-weighted (b), axial T2-weighted (c) and post-contrast sagittal T1-weighted images (d, e) show abnormal signal in the clivus (dashed arrows) and left occipital condyle (thin arrow) with enhancementBack to article page