Calvarial destruction: an unusual manifestation of oligo astrocytoma - report of a radiological findings

The oligoastrocytomas are primary brain neoplasms. These tumors primarily involve the cortex but they represent a rare cause of skull erosions. We report an unusual case of frontal oligoastrocytoma that destroyed the frontal bone, infiltrated the left frontal sinus and caused thinning of the left orbital roof. The radiological features have been also related