Figure 1. (A) Amyloid staining was positive in rectal biopsy (Kongo-Red, × 200). (B) Amyloid staining was demonstrated at vascular wall in liver biopsy (Kongo-Red, × 200). (C) Single hypodense mass lesion in the liver on segment 5 in case 1. (D) Hypodense mass lesions in the liver on segments 6 and 7 in case 2.