Amyloidosis causes the protein amyloid to be deposited within blood vessels in the skin and subcutaneous tissues, which may increase the fragility of the blood vessels, causing purpura. When a person develops bruising around the eyes or bruising after only light stoking, doctors may suspect amyloidosis.
Noun. 1. dialysis-separation of substances in solution by means of their unequal diffusion through semipermeable membranes. chemical analysis, qualitative analysis-the act of decomposing a substance into its constituent elements.
â Chrissy, Michigan. Dialysis, a procedure that uses a special machine to replace the kidneys in filtering waste from the bloodstream, may reduce the daily urine output that a person normally produces.