Fig. 4From: Choroid plexus tumours on MRI: similarities and distinctions in different gradesaCPP (grade II). A 2-year-old girl with a lobulated lesion in the fourth ventricle. The tumour is slightly hyperintense on T2WI (a) and FLAIR sequence (b) and isointense on T1WI (c), with a more heterogeneous internal structure. Sagittal post-contrast imaging shows that the tumour is strongly enhanced (d), and serious hydrocephalus is visible in the supratentorial ventriclesBack to article page