Aase syndrome or Aase-Smith syndrome is a rare inherited disorder. A familial deformity syndrome of variable expressivity, characterised by congenital hypoplastic anaemia and connatal triphalangy of the thumbs. Other features may be hydrocephalus with Dandy-Walker anomaly, cleft palate, and multiple contractures of the joints, narrow shoulders. The genetic basis of the disease is not known. The anemia is caused by underdevelopment of the bone marrow, which is where blood cells are formed. The disorder is primarily characterized by the presence of three bones within the thumbs rather than the normal two and abnormally reduced production of red blood cells. In some instances, additional abnormalities may be present.

Heart problems can head to a kind of complications, which bet on the particular flaw. Most cases of Aase syndrome happen without a famous cause and are not passed downward through families. However, some cases have been shown to be inherited as an autosomal predominant and autosomal recessive traitn. The two symptoms that must be existing to regard the diagnosis of Aase syndrome are CHA and TPT. CHA is a substantial decrease from birth in the amount of crimson cells in the blood. TPT means that one or both thumbs have three bones. As with most hereditary diseases there is no manner to forbid the whole disease. With expeditious acknowledgement and handling of infections in childhood, the complications of reduced light-colored blood cubicle counts may be limited. Genetic guidance is recommended if there is a household story of Aase syndrome.

Aase syndrome is sometimes too called Aase€"Smith syndrome, or Congenital Anemia€"Triphalangeal Thumb syndrome. It is a really uncommon genetic syndrome involving dual birth defects. Complications related to anemia include failing, tiredness, and decreased oxygenation of the blood. Heart problems can head to a kind of complications, which bet on the particular flaw. Severe cases of Aase syndrome have been associated with yet birth or earlier death. Frequent blood transfusions are given in the best year of living to handle anemia. Prednisone may be given, although this should be avoided in infancy because of position effects on increase and mind growth. An ivory marrow transplantation may be needed if new handling fails.