* If diagnosis is attempted, then '''routine blood tests''' should be run along with '''titres for [[Spirochaetes#Leptospira|leptospirosis]] and [[:Category:Brucella species|brucellosis]], [[Equine Herpesvirus 1|equine herpes virus]], [[Streptococci#Strangles|strangles]] and [[Equine Viral Arteritis - Donkey|equine viral arteritis]].
+
* If diagnosis is attempted, then '''routine blood tests''' should be run along with '''titres for [[:Category:Leptospiraceae|leptospirosis]] and [[:Category:Brucella species|brucellosis]], [[Equine Herpesvirus 1|equine herpes virus]], [[Streptococci#Strangles|strangles]] and [[Equine Viral Arteritis - Donkey|equine viral arteritis]].
* '''Conjunctival biopsy''' will diagnose the presence of ''Onchocerca''
* '''Conjunctival biopsy''' will diagnose the presence of ''Onchocerca''