Additional file 2: Figure 1. Amyloid Light-chain amyloid. Macroscopic (A) and photomicrography (B, C, D). Dark-purple spots= AL amyloid. Stain technique microscopic photos: left: hematoxylin-eosin, right: Congo Red. A) Left: liver, right: spleen. B) the space of Disse (liver) C) spleen D) glomerulus (kidney).