hereditary spherocytosis
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Related to hereditary spherocytosis: Hereditary elliptocytosis
hereditary spherocytosis
[hə′red·ə‚ter·ē ‚sfer·ō‚sī′tō·səs] (medicine)
A chronic congenital disorder of the erythrocytopoietic system characterized by a preponderance of spherical erythrocytes, increased osmotic fragility, hemolytic anemia, and splenomegaly.
McGraw-Hill Dictionary of Scientific & Technical Terms, 6E, Copyright © 2003 by The McGraw-Hill Companies, Inc.