SYSTEMIC, NEUROLOGIC, AND OPHTHALMIC DISORDERS Return to the outline Developmental and congenital anomalies Other disc anomalies Congenital optic nerve anomalies Optic nerve dysplasia and aplasia/hypoplasia Optic nerve coloboma Optic nerve pit Optic nerve drusen (Optic disc drusen) Tilted disc Myelinated nerve fibers Staphyloma Congenital Optic Atrophy Laurence-Moon-Biedl Syndrome Optic disc anomalies Pseudopapilledema Skull base malformations Arnold-Chiari malformation