[[Image:Glaucoma donkey.jpg|right|thumb|250px|<small><center>Glaucoma (Image courtesy of [http://drupal.thedonkeysanctuary.org.uk The Donkey Sanctuary])</center></small>]] | [[Image:Glaucoma donkey.jpg|right|thumb|250px|<small><center>Glaucoma (Image courtesy of [http://drupal.thedonkeysanctuary.org.uk The Donkey Sanctuary])</center></small>]] |