PRIMARY AMYLOIDOMA OF THE BRAIN - CT AND MR PRESENTATION

We present CT and MR imaging studies of a histologically proved case o f a primary intraaxial amyloidoma of the brain, Noncontrast CT and T1- weighted MR images revealed increased density and hyperintensity respe ctively of amyloid tissue, There was mixed intensity on proton-density and T2-weighted sequences, and marked contrast enhancement was demons trated on both modalities.