Fig. 3

Frequency of clinical signs associated with different stages of infectious keratoconjunctivitis identified by 54 respondents, 20 from Norway respective 34 from Sweden, in the questionnaire survey regarding health and supplementary feeding of semi-domesticated reindeer. Clinical sign A represents increased lacrimation (epiphora), causing a “wet cheek” (mild stage); B represents conjuctivitis and bluish/whitish discoloration of the cornea due to edema (moderately severe stage); and C represents periorbital edema and swelling (chemosis) and shedding of pus (very severe stage). D represents clinical signs’other’ than A–C