Ataxia with isolated vitamin E deficiency (AVED) is a rare autosomal recessive neurodegenerative disease caused by mutations in the alpha tocopherol transfer protein (TTPA) gene. It causes ataxia and peripheral neuropathy that resembles Friedreich ataxia. AVED patients have markedly reduced plasma levels of vitamin E.
Category
Inherited metabolic disorder
Brite
Human diseases in ICD-11 classification [BR:br08403]
05 Endocrine, nutritional or metabolic diseases
Nutritional disorders
Undernutrition
5B58 Vitamin E deficiency
H00981 Ataxia with isolated vitamin E deficiency (AVED)