With the continuous progress of society and the improvement of people's living standards,pet ownership has become an indispensable part of people's spiritual life.However,in reality,many pet owners lack scientific pet-raising concepts,leading to missed optimal treatment opportunities for pets.Diseases may deteriorate into malignant tumors,even leading to the unfortunate demise of pets.Given the uncertainty of tumor onset time and disease progression,early screening and timely treatment are particularly crucial.This article comprehensively discusses the commonly used detection techniques for canine tumors in recent years,and delves into the practical applications,advantages,and disadvantages of these techniques.This is significant for achieving targeted,accurate,and rapid diagnosis of canine tumors in clinical settings,and provides an important theoretical basis for rapid and accurate diagnosis and treatment of canine tumors.