The major conditions in this category are congenital spherocytosis and hereditary elliptocytosis. Also included in this group are the uncommon condition abetalipoproteinemia and the extremely rare hereditary stomatocytosis. Congenital spherocytosis Congenital spherocytosis is one of the more common hereditary hemolytic anemias after the hemoglobinopathies and G-6-PD deficiency. Most patients are English or northern European. About […]