A rare condition in which the majority of erythrocytes are acanthocytes; a regular feature of abetalipoproteinemia; also sometimes present in severe hepatocellular disease. SYN: acanthrocytosis.
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acan·tho·cy·to·sis (ə-kan″tho-si-toґsis) [acanthocyte + -osis] the presence of acanthocytes in the blood. abetalipoproteinemia.Medical dictionary. 2011.