" /> Hyperprolinemia, type I - CISMeF





Preferred Label : Hyperprolinemia, type I;

Symbol : HYRPRO1;

CISMeF acronym : HPI; HYRPRO1;

Type : Phenotype, molecular basis known;

Alternative titles and symbols : Proline oxidase deficiency; HPI;

Description : Phang et al. (2001) noted that prospective studies of HPI probands identified through newborn screening as well as reports of several families have suggested that it is a metabolic disorder not clearly associated with clinical manifestations. Phang et al. (2001) concluded that HPI is a relatively benign condition in most individuals under most circumstances. However, other reports have suggested that some patients have a severe phenotype with neurologic manifestations, including epilepsy and mental retardation (Jacquet et al., 2003).;

Inheritance : Autosomal recessive;

Molecular basis : Caused by mutation in the proline dehydrogenase gene (PRODH, 606810.0001);

Laboratory abnormalities : Hyperprolinemia (5-10 times normal); Aminoaciduria; Prolinuria; Hydroxyprolinuria; Glycinuria; Proline oxidase deficiency;

Prefixed ID : #239500;

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03/05/2025


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