" /> Alport syndrome 2, autosomal recessive - CISMeF





Preferred Label : Alport syndrome 2, autosomal recessive;

Symbol : ATS2;

CISMeF acronym : ATS2;

Type : Phenotype, molecular basis known;

Description : Alport syndrome is a hereditary disorder of the basement membrane, resulting in a glomerulonephropathy causing renal failure. Progressive deafness and ocular anomalies may also occur (Mochizuki et al., 1994; Colville et al. (1997)). For a general phenotypic description of Alport syndrome, see the X-linked dominant form (301050). Approximately 85% of cases of Alport syndrome are X-linked and about 15% are autosomal recessive; autosomal dominant inheritance (104200) is rare (van der Loop et al., 2000). See also benign familial hematuria (BFH; 141200), a similar but milder disorder.;

Inheritance : Autosomal recessive;

Molecular basis : Caused by mutation in the collagen, type IV, alpha-4 gene (COL4A4, 120131.0001); Caused by mutation in the collagen, type IV, alpha-3 gene (COL4A3, 120070.0001);

Laboratory abnormalities : Hematuria, gross and microscopic; Proteinuria; Nephrotic syndrome;

Prefixed ID : #203780;

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03/05/2025


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