Fig. 1From: Clinical and imaging features of subependymal giant cell astrocytoma: report of 20 cases a Nonenhanced CT image shows slightly hyperdense lesion with calcification at the right lateral ventricle adjacent to the foramen of Monro. Axial T1-weighted (b) MR images show the mass is well-defined with the ventricular dilatation, and the mass enhances strongly and homogeneously after the administration of Gd-based contrast agentBack to article page