BACKGROUND: Amyloidosis is a group of diseases that can exhibit diverse symptoms since they arise from amyloid infiltration of a single anatomical location or of multiple organs simultaneously.

• 摘要背景：类淀粉沉积症是一群疾病的总称，可能只侵犯单一解剖位置或也可能同时侵犯多个器官，所以可以造成相当多不同的症状。