Odontoleukodystrophy, also known as leukodystrophy with oligodontia, is related to leukodystrophy, hypomyelinating, 7, with or without oligodontia and/or hypogonadotropic hypogonadism and hypomyelinating leukodystrophy 7. An important gene associated with Odontoleukodystrophy is POLR3A (RNA Polymerase III Subunit A).