Monarch Disease Ontology id MONDO_0015038 (lissencephaly with cerebellar hypoplasia type E) (LCHe) is a form of lissencephaly with cerebellar hypoplasia, characterized by an abrupt transition from agyria to gyral simplification, near the boundary between frontal and parietal cortex, microcephaly (B1 3 SD) and brainstem hypoplasia.