Atypical Rett syndrome
Synonyms: Atypical RTT | Rett syndrome variant
A rare genetic neurological disorder characterized by the presence of two or more of the main criteria for classic Rett syndrome (loss of acquired purposeful hand skills loss of acquired spoken language gait abnormalities stereotypic hand movements) a period of regression followed by recovery or stabilization and five out of eleven supportive criteria (breathing difficulties bruxism impaired sleep pattern abnormal muscle tone peripheral vasomotor disturbances scoliosis/kyphosis delayed growth small cold hands and feet inappropriate laughter or screaming spells decreased pain sensation and intense eye communication). Like classic Rett syndrome it almost exclusively affects girls while the disease course may be either milder or more severe.
Data from Orphanet are used to provide information on a disease's name, synonym(s), and overview.
Orphadata: Free access data from Orphanet. © INSERM 1999. Available on http: //www.orphadata.org. Data version September 2023.
Newly diagnosed with
Atypical Rett syndrome?
Our RARE Concierge Services Guides are available to assist you by providing information, resources and connections as you navigate your rare disease journey.
International Rett Syndrome Foundation
To accelerate full spectrum research to cure Rett syndrome and empower families with information, knowledge and connectivity.
MAST Genes Research Foundation
Connecting families and fueling research into microtubule-associated serine/threonine kinase (MAST) genetic mutations to improve the quality of life and develop therapies to support affected patients and families.
The SCN2A Foundation is a global initiative dedicated towards accelerating research and treatment for SCN2A. We plan to achieve this by building collaborative networks among the global research community, organizing resources, and strategically investing in highly focused research directed towards therapeutic development.
Genetic Epilepsy Team Australia
Collaboration of research and care
Our mission is to connect families, resources, and the medical community to advance research for a treatment or cure to DDX3X Syndrome. Our ultimate goal is to accelerate brain function in individuals affected by DDX3X Syndrome through advances in cell and gene therapy and pharmaceuticals.
Syndromes Without A Name (SWAN) Australia
Provide information, support and advocacy to families caring for a child with an undiagnosed or rare genetic condition.
Moonshots for Unicorns
Curing single-gene disorders
COMBINEDBrain is a consortium for outcome measures and biomarkers for neurodevelopmental disorders. We are collaborating to cure rare, non-verbal brain disorders.
For a list of clinical trials in this disease area, please click here.