Skip Header

You are using a version of browser that may not display all the features of this website. Please consider upgrading your browser.


An autosomal recessive mitochondrial disorder that manifests with neonatal neurological and respiratory distress. Clinical features include facial dysmorphism, hypotelorism, microphthalmia, an ogival palate, and severe metabolic acidosis. Death occurs in early infancy. Autoptic examination reveals brain hypertrophy, diffuse alteration of white matter myelination, numerous cavities in the parieto-occipital region, brainstem and cerebellum, as well as hepatomegaly, hypertrophic cardiomyopathy, renal hypoplasia, and adrenal hyperplasia. Patient tissues show decreased levels and activity of mitochondrial respiratory complex IV.




Primary mitochondrial disease


Any medical or genetic information present in this entry is provided for research, educational and informational purposes only. It is not in any way intended to be used as a substitute for professional medical advice, diagnosis, treatment or care. Our staff consists of biologists and biochemists that are not trained to give medical advice.

UniProt is an ELIXIR core data resource
Main funding by: National Institutes of Health

We'd like to inform you that we have updated our Privacy Notice to comply with Europe’s new General Data Protection Regulation (GDPR) that applies since 25 May 2018.

Do not show this banner again