title: Duplication of the optic disc: true or pseudo? A coloboma or not a coloboma?
abstract: OBJECTIVE
  To present an unusual case of optic disc pseudoduplication with colobomata.
  
  
  METHODS
  Clinical evaluation, fundus photography and literature review.
  
  
  RESULTS
  Optic disc duplication is a rare clinical entity.
  
  
  CONCLUSIONS
  We report what we believe to be the first case of pseudoduplication of the optic disc with coexistent bilateral optic disc colobomata.
authors.affiliation: Department of Ophthalmology, Royal Victoria Hospital, Belfast, Northern Ireland. eibhlin_mcloone@hotmail.com
authors.forename: E M
authors.initials: EM
authors.lastname: McLoone
authors.forename: T A
authors.initials: TA
authors.lastname: Buchanan
mesh_terms: D002648:Child; D003103:Coloboma / Q000175:diagnosis*; D003937:Diagnosis, Differential; D005654:Fundus Oculi; D006801:Humans; D008297:Male; D009887:Ophthalmoscopy; D009898:Optic Disk / Q000002:abnormalities* / Q000000981:diagnostic imaging; D014463:Ultrasonography; D014794:Visual Fields