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.
Show animation full screen in new window. The dialysis fluid contains water, glucose, salts and various substances at the correct concentration for the body. The dialysing membrane allows small particles such as water, urea and mineral ions to pass through it.he process of cleansing the blood through a dialysis machine after the kidneys have failed. Dialysis machine. A machine which is used to replace the function of the kidney, removing urea and balancing the water and salt content of the blood of patients with kidney failure. Diffusion.