The excess immunoglobulins increase the thickness (viscosity) of the blood and cause it to move slowly through the blood vessels. Hyperviscosity syndrome limits blood flow to the skin, fingers, toes, nose, and brain. The blood vessels become overfilled with blood and may leak, causing discoloration of the skin.
diÂ·alÂ·yÂ·sis. Use dialysis in a sentence. pl. -Â·sesÂ·. Chem. any process in which the smaller dissolved molecules in a solution separate from the larger molecules by diffusing through a semipermeable membrane.
HEMODIALYSIS OVERVIEW. Dialysis is a treatment for severe kidney failure (also called renal failure or end-stage renal disease). When the kidneys are no longer working effectively, waste products and fluid build up in the blood. Dialysis takes over a portion of the function of the failing kidneys to remove the fluid and waste.