Figure 1From: Retroperitoneal Castleman's tumor and paraneoplastic pemphigus: report of a case and review of the literatureA). Preoperative CT scan of the abdomen showing a highly vascularized retroperitoneal tumor measuring 10 × 9.2 cm with intratumor calcifications. Right ureter dilatation (grade II), (coronal multiplanar reformation, MPR) B). The same tumor in axial orientation. No other tumor localization in the abdomen nor enlarged lymph nodes were detected.Back to article page