label: Arcuate artery intima/media amyloidosis
label_lc: arcuate artery intima/media amyloidosis
description: "Amorphous extracellular substance in the inner or middle layer of the arcuate arteries of the kidney. Congo-red positive with typically an apple green birerfingence on polarization microscopy, and 8-12 nm fibrils on electron microscopy."