Background: Primary mesenteric tumors are exceedingly rare and may thus pose a diagnostic challenge. They encompass both benign and malignant neoplasms as well as reactive and idiopathic tumefactive fibroinflammatory lesions. Method and results: A 70-year-old man who was diagnosed with sigmoid colon cancer was found to have a large non-homogeneous predominantly fatty retroperitoneal soft tissue...

A 16-month-old male presented with focal motor seizures with secondary generalization. On physical exam, a bilateral facial cutaneous angioma, sharply demarcated by the distribution of the ophthalmic and maxillary branches of the trigeminal nerve, was noted (Figure 1). Magnetic resonance imaging (MRI) demonstrated calcification and atrophy of the right frontal lobe as well as an associated pial...

ART: antiretroviral therapy BA: bacillary angiomatosis HHV-8: human herpes virus 8 KS: Kaposi sarcoma CASE REPORT A 12-year-old boy presented for treatment of widespread papules and fungating, ulcerating nodules (Fig 1). Seven months before referral, HIV was diagnosed, and he started antiretroviral therapy (ART), with a baseline CD4 count of 76 cells per microliter (5%). Per history, the rash b...

PURPOSE To study the role of Gd-DTPA in cranial MR of patients with Sturge-Weber syndrome. METHODS AND MATERIALS Seven patients with Sturge-Weber syndrome, ages 3 months to 36 years, were evaluated with unenhanced and contrast-enhanced (Gd-DTPA) MR imaging. Correlation was made to cranial CT in five patients. RESULTS MR findings included (in decreasing frequency): pial angiomatosis, cerebra...