Pontocerebellar hypoplasia type 8

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Pontocerebellar hypoplasia type 8

Synonyms: PCH8 | Pontocerebellar hypoplasia due to CHMP1A mutation

Pontocerebellar hypoplasia type 8 (PCH8) is a novel very rare form of pontocerebellar hypoplasia (see this term) characterized clinically by progressive microencephaly feeding difficulties severe developmental delay although walking may be achieved hypotonia often associated with increased muscle tone of lower extremities and deep tendon reflexes joint deformities in the lower extremities and occasionally complex seizures. PCH8 is caused by a loss-of-function mutation in the CHMP1A gene. MRI demonstrates a pontocerebellar hypoplasia with vermis and hemispheres equally affected and mild to severely reduced cerebral white matter volume with a fully formed very thin corpus callosum.

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 2023.

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