Hereditary oral hypercytosis in children

Hereditary stomatocytosis (HST) is a rare autosomal dominant hereditary hemolytic disease, characterized by a marked increase in the number of oral cells in the blood and exceeding 5%. Clinically, there is often moderate to severe hemolytic anemia. Peripheral blood smears show a clear-shaped mouth-shaped fissure in the lightly stained area of ​​the center of the red blood cells, which has a mortar or mortar shape under the scanning electron microscope.