Abstract: Through applying the case teaching method in the classroom of Veterinary Internal Medicine,the application of case teaching in the teaching of veterinary internal medicine was discussed.It was pointed out that case teaching method can be propitious to the links between basic knowledge and veterinary clinical practice,cultivate the independent thinking and unity and cooperation spirits of students and exercise the students＇ ability of analyzing and solving practical problems.The case teaching can not only mobilize the enthusiasm of the students,but it can also improve the comprehensive knowledge and innovative ability of students.