Preferred Label : Pontocerebellar hypoplasia, type 5;
Symbol : PCH5;
CISMeF acronym : PCH5;
Type : Phenotype, molecular basis known;
Alternative titles and symbols : Olivopontocerebellar hypoplasia, fetal-onset;
Description : Pontocerebellar hypoplasia (PCH) is a heterogeneous group of disorders characterized
by an abnormally small cerebellum and brainstem. For a phenotypic description and
a discussion of genetic heterogeneity of pontocerebellar hypoplasia, see PCH1 (607596).;
Inheritance : Autosomal recessive;
Molecular basis : Caused by mutation in the tRNA splicing endonuclease, subunit 54 gene (TSEN54, 608755.0001);