Objective: Search gallstone in sheep and cows.
Design: Cross Sectional.
Animals: Sheep and cows.
Procedure: In this survey, 336 and 250 gallbladder of slaughtered sheep and cows were studied in Tehran slaughterhouse, respectively. Chemical analysis of bile (cholesterol, total bilirubin, indirect bilirubin and calcium) from animals with and without gallstones were done.
Statistical analysis: T-test(P<0.05).
Results: The qualitative chemical analysis of the gallstones showed that calcium bilirubinate, cholesterol and calcium carbonate was present. Chemical analysis of bile from animals with and without gallstones did not show any statistically significant difference (P<0.05).This is the first report from Iran.
Conclusion: Observations Showed gallstones in sheep and cow were pigment ones. J.Fac.Vet.Med. Univ. Tehran. 60,4:401-403,2005.