label: paternal 20q13.2q13.3 microdeletion syndrome
label_lc: paternal 20q13.2q13.3 microdeletion syndrome
description: Paternal 20q13.2q13.3 microdeletion syndrome is a recently described syndrome characterized by severe pre- and post-natal growth retardation, microcephaly, intractable feeding difficulties, mild psychomotor retardation, hypotonia and facial dysmorphism.