" /> Three M syndrome 1 - CISMeF





Preferred Label : Three M syndrome 1;

Symbol : 3M1;

CISMeF acronym : 3M1;

Type : Phenotype, molecular basis known;

Alternative titles and symbols : 3m syndrome; Le merrer syndrome; Dolichospondylic dysplasia; Gloomy face syndrome;

Included titles and symbols : Yakut short stature syndrome;

Description : 3M syndrome is an autosomal recessive disorder characterized by distinctive facial features, severe prenatal and postnatal growth retardation, and normal mental development. The main skeletal anomalies are long, slender tubular bones, reduced anteroposterior diameter of the vertebral bodies, and delayed bone age. Other skeletal manifestations include joint hypermobility, joint dislocation, winged scapulae, and pes planus (summary by Badina et al., 2011). - Genetic Heterogeneity of 3M Syndrome Also see 3M syndrome-2 (3M2; 612921), caused by mutation in the OBSL1 gene (610991) on chromosome 2q35, and 3M syndrome-3 (3M3; 614205), caused by mutation in the CCDC8 gene (614145) on chromosome 19q13.;

Inheritance : Autosomal recessive;

Molecular basis : Caused by mutation in the cullin 7 gene (CUL7, 609577.0001);

Prefixed ID : #273750;

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24/05/2025


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