" /> Auriculocondylar syndrome 1 - CISMeF





Preferred Label : Auriculocondylar syndrome 1;

Symbol : ARCND1;

CISMeF acronym : ARCND1;

Type : Phenotype, molecular basis known;

Alternative titles and symbols : Question mark ears syndrome;

Description : Auriculocondylar syndrome (ARCND) is an autosomal dominant disorder of the first and second pharyngeal arches and is characterized by malformed ears (question mark ears), prominent cheeks, microstomia, abnormal temporomandibular joint, and mandibular condyle hypoplasia (summary by Masotti et al., 2008). - Genetic Heterogeneity of Auriculocondylar Syndrome Auriculocondylar syndrome-2 (ARCND2; 614669) is caused by mutation in the PLCB4 gene (600810) on chromosome 20p12.3-p12.2. See also 612798 for isolated question mark ears.;

Inheritance : Autosomal dominant;

Molecular basis : Caused by mutation in the guanine nucleotide-binding protein (G-protein), alpha-inhibiting activity polypeptide-3 gene (GNAI3, 139370.0001]);

Prefixed ID : #602483;

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03/05/2025


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