Synonyms: Cerebrohepatorenal syndrome | Severe PBD-ZSD | Severe peroxisome biogenesis disorder-Zellweger spectrum disorder | ZS
A rare peroxisome biogenesis disorder (the most severe variant of Peroxisome biogenesis disorder spectrum) characterized by neuronal migration defects in the brain dysmorphic craniofacial features profound hypotonia neonatal seizures and liver dysfunction.
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 September 2026
Newly diagnosed with
Zellweger syndrome?
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Advocacy Organizations
Access to Life NGO
Access to Life is Ukraine’s first patient advocacy organization for rare genetic epilepsies, anchored in Dravet syndrome and SCN1A-related conditions. We support 600+ families nationwide, advocate for a national clinical protocol and drug access, and are building Ukraine’s National Patient Resource Centre and Patient Registry for genetic epilepsies.
Alex, The Leukodystrophy Charity
Support and access to treatment for everyone living with leukodystrophy Provide support for those living with leukodystrophy, and their families/carers Raise awareness of leukodystrophy Improve best practice in prevention, diagnosis & treatment Support research initiatives
Biliary Atresia and Liver Care Africa
To create awareness, provide support, and advocate for better healthcare services for individuals and families affected by biliary atresia and liver diseases.
Charcot-Marie-Tooth Association
Our mission … to support the development of new treatments for CMT, to improve the quality of life for people with CMT, and, ultimately, to find a cure. Our vision … a world without CMT. CMTA was started by patients in 1986, and to this day is powered by a community of patients who are engaged in helping carry out and support our mission.
Cure LBSL
Our Mission Find a cure for LBSL, advance awareness of the disease, and support patients, families, and medical providers confronted with this ultra-rare condition.
Genetic Epilepsy Team Australia
Collaboration of research and care
Genetic Support Network of Victoria
The Genetic Support Network of Victoria is an organisation that supports people living with genetic, undiagnosed and rare conditions and those who support them including community and families, patient support organisations, health professionals and industry. Our vision is our community flourishing and living their best lives.
Global Liver Institute
To improve the lives of individuals and families impacted by liver disease through promoting innovation, encouraging collaboration, and scaling optimal approaches to help eradicate liver diseases.
Legacy Bridges Foundation, Inc
The Legacy Bridges Foundation, Inc. is a 501(c)3 non-profit organization founded to bridge the gap to support, educate and advocate for individuals, families and caregivers of those living with epilepsy and other seizure related disorders. The Legacy Bridges Foundation, Inc. is dedicated to helping champions live a sustainable life through participation of essential supportive programs and service
Louisiana Metabolic Disorders Coalition
We support, educate, and advocate for patients & families affected by metabolic disorders.
Mississippi Metabolics Foundation
Our mission at Mississippi Metabolics Foundation (MMF) is to advocate, educate, and support families in MS affected by genetic metabolic disorders/inborn errors of metabolism (IEM's). MMF promotes initiatives and further advancements in legislation, education, research, clinical trials, studies, therapies, targeted treatments, and eventual cures for IEM’s and all rare diseases.
PPP2CA Pathways
PPP2CA Pathways connects families, shares strength, and supports the research community in the search for answers to Houge-Janssens Syndrome type 3.
Rare Epilepsy Network (REN)
REN connects and empowers the rare epilepsy community to collaborate across research, care, education, and advocacy to improve outcomes for patients and families.
ReNU2 Foundation
ReNU2 Foundation supports families affected by RNU2-2-related neurodevelopmental disease. We foster collaboration, raise awareness, and advance research—pursuing a world where every family has testing, informed care, community, and treatment.
The Global Foundation For Peroxisomal Disorders
To improve the lives of individuals with Peroxisomal Disorders by funding research, championing scientific collaboration, and empowering families and professionals through educational programs and support services.
Uganda Alliance of Patients Organization
Supporting patients to access quality, safe and patient-centered healthcare services.
United Leukodystrophy Foundation
OUR MISSION is to provide support to the leukodystrophy community and enable platforms to accelerate improving patient quality of life and finding cures.
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Clinical Trials
For a list of clinical trials in this disease area, please click here.