Estudio retrospectivo y caracterización de las neoplasias en perros diagnosticados por estudio citológico entre los años 2014 al 2018

Abstract

The objective of the present investigation was to evaluate neoplasms in dogs diagnosed by cytological study through a retrospective analysis according to race, age, sex, location, and cytological characteristics. In the study, a total of 352 clinical records of patients admitted to the Clinican Veterinary Clinic for cytological study were evaluated for having presented some type of neoplasm in the last 5 years. For the statistical analysis, frequency tables, chi-squared contingency and logistic regression were made, obtaining that the highest frequency of neoplastic cases was presented in 2015 (23%), according to the race a greater number of cases was obtained in dogs of high crossbreeding that in mestizos (75.9%), the age of greatest predisposition to neoplasms are in the range of 5-10 years (75.9%), females were the most affected presenting 51.7 % of cases Being the integumentary system with greater neoplastic cases (51.1%), and tumors of epithelial type the most frequent in terms of cellularity (38.1%); According to the behavior of the neoplasms, the benign type was slightly higher than the malignant ones, with 192 cases (54.5%), and it was found that the tumor that prevailed in the study was the mammary adenocarcinoma (9.1%). Of all these variables, those that had a significant relationship with the appearance of the neoplasms were age, sex, cell type and the location in which they occur