Figure 2From: AIDS-related primary central nervous system lymphoma: a Norwegian national survey 1989–2003 AIDS-related PCNSL in Norway: imaging findings at CT and MRI. Contrast enhanced CT in 3 patients demonstrating lesions with ring-enhancement in the frontal lobes (a), cerebellum (b) and basal ganglia (c). MRI (d-f) in another patient with lesion in the basal ganglia at T1 (d-e) and T2 (f) weighted images.Back to article page