Fig. 28.
A 56 y/o male with known cardiac amyloidosis, abdominal pain and nausea. a CT of abdomen showed thickening of the left ventricle myocardium related to amyloid deposition (dotted arrow). Additionally, there are gastric distension (asterisk) and pneumatosis (thin arrows). Endoscopic biopsy of the bowel wall revealed amyloid deposition as the underlying cause. b Prior gastric emptying study showed markedly delayed emptying. Gastric emphysema and ischemia were found at surgery