Syndromic sensorineural deafness due to combined oxidative phosphorylation defect

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Syndromic sensorineural deafness due to combined oxidative phosphorylation defect

Synonyms: Syndromic sensorineural deafness due to COXPD | Syndromic sensorineural hearing loss due to COXPD

A rare mitochondrial disease characterized by a variable phenotype comprising congenital sensorineural deafness intermittent or persistent hypoglycemia and hepatic and renal dysfunction potentially progressing to organ failure. Serum lactate levels are variably increased deficiency of mitochondrial respiratory chain complexes I III and IV is observed in the liver and in fibroblasts.

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 December 2023

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Syndromic sensorineural deafness due to combined oxidative phosphorylation defect?

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Advocacy Organizations

Cure Mito Foundation

Our mission is to empower families to come together with a common goal of finding treatments, and ultimately a cure, for this devastating disease.

Mississippi Metabolics Foundation

Mississippi Metabolics Foundation (MMF) was founded to raise awareness, educate, and provide support to those living or caring for someone with genetic metabolic disorders/inborn errors of metabolism (IEM).


MitoAction’s mission is to improve the quality of life for children, adults, and families living with mitochondrial disease through support, education, outreach, advocacy, clinical research initiatives and by granting wishes for children affected by mitochondrial disease.


MitoCanada's mission is to create a world where all lives are powered by healthy mitochondria. We are dedicated to supporting Canadians living with mitochondrial disease by developing education and awareness programs, advocating to improve the health and quality of life of those living with mito at provincial and federal levels, and we fund research that is patient-focused and transformational.

United Mitochondrial Disease Foundation (UMDF)

Promoting research and education for the diagnosis, treatment and cure of mitochondrial disorders and to provide support to affected individuals and families. We are driven by a nationwide community of ambassadors solely focused on supporting patients and families affected by mitochondrial disease. We are committed and energized to make a difference by funding the best science in the world.

Clinical Trials

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