Excessive resistance to the flow of liquids. Impaired hydraulic behavior, especially of the plasma. Hyperviscous plasma is found in several hematological illnesses, including multiple myeloma and Waldenstrom’s macroglobulinemia. In the latter illness, it can be treated with plasma exchange therapy.
The condition of having thick and sticky blood is attributed to the buildup of substantial proteins, including immunoglobulins, in the serum. This accumulation of large proteins results in the viscosity of the blood being increased, leading to a thickened consistency.