Rasmussen subacute encephalitis
Synonyms: Rasmussen syndrome
A rare inflammatory and autoimmune disease with epilepsy characterized by unilateral hemispheric atrophy associated with drug-resistant focal epilepsy progressive hemiplegia and cognitive decline. The disease mainly affects children and begins with a prodromal period with mild hemiparesis or infrequent seizures lasting up to several years. The acute stage is marked by frequent seizures arising from one cerebral hemisphere followed by a residual stage with persistent severe neurological deficits and relapsing epilepsy.
Data from Orphanet are used to provide information on a disease's name, synonym(s), and overview.
Reference: Access aggregated data from Orphanet at Orphadata.
Orphadata: Free access data from Orphanet. © INSERM 1999. Available on http://www.orphadata.org. Data version March 2024
Newly diagnosed with
Rasmussen subacute encephalitis?
Our RARE Concierge Services Guides are available to assist you by providing information, resources and connections as you navigate your rare disease journey.
Advocacy Organizations
Aicardi-Goutieres Syndrome Advocacy Association
AGSAA is a global coalition of deeply dedicated parent advocates working alongside clinicians, researchers, and scientists. We are united in our desire to improve the lives of individuals and families living with Aicardi-Goutières Syndrome and those yet to be diagnosed. Everything we do reflects a sense of urgency to rescue patient potential and preserve quality of life through accelerating research and providing timely emotional and educational support alongside evolving clinical care recommendations to affected families.
COMBINEDBrain Inc
COMBINEDBrain is a consortium for outcome measures and biomarkers for neurodevelopmental disorders. We are collaborating to cure rare, non-verbal brain disorders.
Encephalitis Society
Our vision A world without death and disability from encephalitis. Our mission Rebuilding futures around the world by saving lives, accelerating awareness and driving research.
Genetic Epilepsy Team Australia
Collaboration of research and care
Moonshots for Unicorns
Curing single-gene disorders
Pediatric Epilepsy Surgery Alliance
The Pediatric Epilepsy Surgery Alliance is a trusted source of information for parents and caregivers before and after epilepsy surgery. We’re with our families every step of the way from the point of drug resistance through the transition to adulthood and beyond. Our mission is to enhance the lives of children who need neurosurgery to treat medicationresistant epilepsy by empowering their fam
Project CASK
To fund research for treatment and/or a cure for CASK Gene Disorder
Project Clio
To improve our understanding of rare and understudied autoimmune conditions
Clinical Trials
For a list of clinical trials in this disease area, please click here.