hemapheresis /he·ma·phe·re·sis/ (he″mah-fĕ-re´sis) apheresis.
hemapheresis
he·ma·pher·e·sis (h  m -f r -s s, hm-)n. See apheresis. |
hemapheresis
any procedure in which blood is withdrawn, a portion (plasma, leukocytes, platelets, etc.) is separated and retained, and the remainder is retransfused into the donor.
hemapheresis
Apheresis Transfusion medicine Removal of whole blood from a Pt or donor, followed by separation into components, some of which are removed; the rest is returned to the Pt Indications See Cytapheresis, Hemodialysis, Leukapheresis, Plasmapheresis.
Hemapheresis, therapeutic indications
• Leukocytes in hyperleukemic leukostasis with > 100 x 109/L blasts
• Platelets in thrombocytosis with > 1000 x 109/L platelets, if symptomatic
• Defective RBCs, replacing them with normal RBCs, as in sickle cell anemia with crisis
• Igs causing hyperviscosity syndrome in macroglobulinemia/multiple myeloma
• Autoantibody production in myasthenia gravis, Goodpasture syndrome, SLE, factor VIII antibodies and
• Lipoproteins in Pts with homozygous familial hypercholesterolemia
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