The topic Southeast Asian Ovalocytosis (SAO) you are seeking is a synonym, or alternative name, or is closely related to the medical condition Hereditary Elliptocytosis.

Quick Summary:

• Hereditary Elliptocytosis (HE) is a rare congenital disorder characterized by oval-shaped red blood cells. It is also known as Hereditary Ovalocytosis
• The disorder is caused by gene deletion on chromosome 17. A positive family history is a key risk factor for Hereditary Elliptocytosis
• Many adults with Hereditary Elliptocytosis tend to be asymptomatic. Children may have signs and symptoms including anemia and jaundice
• A healthcare professional will use diagnostic tests, such as a physical exam, previous medical history, complete blood count, and a blood smear study, in order to diagnose the condition
• Upon diagnosis, the treatment options may include blood transfusion and splenectomy (spleen removal), if necessary, to control the signs and symptoms. The severity of the condition varies from one individual to another. Some individuals with mild signs and symptoms often may not require any treatment
• The prognosis of Hereditary Elliptocytosis depends on the severity of the signs and symptoms and the response to treatment. Some individuals may develop complications, such as gallstone formation and kidney impairment, which can lead to a poor prognosis

There are 3 major types of Hereditary Elliptocytosis, which include:

• Common Hereditary Elliptocytosis: It is the most common type of Hereditary Elliptocytosis. The signs and symptoms vary a lot; about 5-10% of the individuals have severe signs and symptoms
• Spherocytic Elliptocytosis: It generally occurs in individuals of European ethnic background
• Southeast Asian Ovalocytosis: This type is more common among the Southeast Asian populations. It is also known as Stomatocytic Elliptocytosis. The presentations are often mild. Also, because of the unique shape of RBCs, there is a natural resistance against malarial parasitic infection

Please find comprehensive information on Hereditary Elliptocytosis regarding definition, distribution, risk factors, causes, signs & symptoms, diagnosis, complications, treatment, prevention, prognosis, and additional useful information HERE.