Acatalasemia

A rare congenital disorder resulting from a deficiency in erythrocyte catalase, an enzyme responsible for the breakdown of hydrogen peroxide.

Epidemiology

The disorder is very rare in the general population with an estimated prevalence of 1 in 31250.

Clinical description

The disorder is usually asymptomatic but may be associated with oral ulcerations and gangrene, or diabetes mellitus and atherosclerosis in certain populations.

Genetic counseling

Transmission is autosomal recessive.