5918 animals were brought into the Department of Internal Diseases of Veterinary Faculty in Fırat University between 1989-1998. 15 % of which were calves, 10,5 % young cattles, 58,2 % adult cattles, 0,1 % buffalos, 4,5 % sheep, 1,3 % goats, 1,5 % horses, 0.1 % donkeys, 7,1 % dogs, 1,5 % cats, 0,2 % exotic animals. Number of animals brought into clinic in spring and in summer was more than that in fall and winter and that was the highest in 1996 and the lowest 1993.

Digestive system diseases (43,2 %) were the highest among the diseases diagnosed. The other system diseases diagnosed were blood parasites (13,4 %), respiratory diseases (11,3 %), metabolic diseases (8,6 %), infectious diseases (7 %), cardiovasculer system diseases (3,6 %), skin diseases (2,2 %), urinary system diseases (1,7 %), nervous system diseases (1,3 %) and poisonings (0,8%).