National Organization for Rare Disorders, Inc.
It is possible that the main title of the report Hartnup Disease is not the name you expected. Please check the synonyms listing to find the alternate name(s) and disorder subdivision(s) covered by this report.
- H Disease
- Hart Syndrome
- Pellagra-Cerebellar Ataxia-Renal Aminoaciduria Syndrome
- Tryptophan Pyrrolase Deficiency
- Hartnup Syndrome
- Hartnup Disorder
Hartnup disease is a rare metabolic disorder inherited as an autosomal recessive trait. It involves an inborn error of amino acid metabolism as well as niacin deficiency. Factors that may precipitate acute attacks of this disorder may include poor nutrition, exposure to sunlight, sulphonamide medications and/or psychological stress. Hartnup disease may be marked by skin problems, coordination impairment, vision problems, mild mental retardation, gastrointestinal problems, and central nervous system abnormalities. Frequency of attacks usually diminishes with age.
CLIMB (Children Living with Inherited Metabolic Diseases)
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It is possible that the title of this topic is not the name you selected. Please check the Synonyms listing to find the alternate name(s) and Disorder Subdivision(s) covered by this report
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Last Updated: 5/10/2008
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