Pontocerebellar Hypoplasia, Type 10, also known as pontocerebellar hypoplasia type 10, is related to pontocerebellar hypoplasia and microcephaly, and has symptoms including muscle spasticity An important gene associated with Pontocerebellar Hypoplasia, Type 10 is CLP1 (Cleavage Factor Polyribonucleotide Kinase Subunit 1), and among its related pathways/superpathways is tRNA processing. Affiliated tissues include brain and pons, and related phenotypes are hyperreflexia and delayed speech and language development