" /> Pitt-hopkins syndrome - CISMeF





Preferred Label : Pitt-hopkins syndrome;

Symbol : PTHS;

CISMeF acronym : PTHS;

Type : Phenotype, molecular basis known;

Alternative titles and symbols : Mental retardation, syndromal, with intermittent hyperventilation; Encephalopathy, severe epileptic, with autonomic dysfunction;

Description : The Pitt-Hopkins syndrome is characterized by mental retardation, wide mouth and distinctive facial features, and intermittent hyperventilation followed by apnea (Zweier et al., 2007). See also Pitt-Hopkins-like syndrome-1 (610042), caused by mutation in the CNTNAP2 gene (604569) on chromosome 7q35, and Pitt-Hopkins-like syndrome-2 (600565), caused by mutation in the NRXN1 gene (600565) on chromosome 2p16.3.;

Inheritance : Autosomal dominant;

Molecular basis : Caused by mutation in the transcription factor-4 gene (TCF4, 602272.0001);

Prefixed ID : #610954;

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01/05/2025


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