Hereditary ovalocytosis is rare condition passed down through families (inherited) in which blood cells are slightly oval-shaped instead of round. It is a form of hereditary elliptocytosis.
Ovalocytosis is mainly found in Southeast Asian populations.
Newborn infants with ovalocytosis may have anemia and jaundice. Adults usually do not show symptoms and are known as asymptomatic.
An examination by your health care provider may occasionally show an enlarged spleen.
This condition is diagnosed by looking at the shape of blood cells under a microscope. The following tests may also be done:
In severe cases, the disease may be treated by removal of the spleen (splenectomy).
The condition may be associated with gallstones or kidney problems.
Ovalocytosis - hereditary