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Synonyms: CDG syndrome type IIp | CDG-IIp | CDG2P | Carbohydrate deficient glycoprotein syndrome type IIp | Congenital disorder of glycosylation type 2p | Congenital disorder of glycosylation type IIp

A rare congenital disorder of glycosylation characterized by chronic non-progressive liver disease manifesting as mild steatosis with elevated serum transaminases and alkaline phosphatase hypercholesterolemia and decreased coagulation factors and ceruloplasmin. Transferrin glycosylation pattern is consistent with a type 2 congenital disorder of glycosylation. Liver biopsy may show mild non-progressive fibrosis. Patients usually remain asymptomatic although delayed psychomotor development and hypotonia have been reported in single cases.

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 Data version July 2024

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Advocacy Organizations


Our mission is to promote greater awareness and understanding of CDG & NGLY1-Deficiency, to provide information and support to families affected by CDG & NGLY1, and to advocate for and fund scientific research to advance the diagnosis and treatment of CDG & NGLY1-Deficiency.

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.

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Clinical Trials

For a list of clinical trials in this disease area, please click here.