Epizootological studies of canine transmissible venereal tumours (TVT) in Chennai

Abstract

The present work was carried out to study the prevalence of transmissible venereal tumours (TVT) in dogs presented at Madras Veterinary College Teaching Hospital, Chennai for a period of 5 months (July 2024 to November 2024). A total number of 802 cytological smears collected each from various breeds of dogs, were referred to the Centralised Clinical Laboratory, Madras Veterinary College, Chennai for cytological diagnosis. The overall prevalence of TVT was found to be 3.49%, of which, males showed a higher prevalence (57.14%) when compared to females (42.85%). With regard to the age affected, the highest prevalence was recorded in dogs belonging to 3 to 6 years (39.28%), followed by more than 6 years (32.14%) and 0 to 3 years (28.57%) of the age group. Among different breeds, non-descript breeds revealed an increased prevalence (67.85%), followed by Labrador Retriever (10.71%), Spitz (7.14%) and German Shepherd, Chippiparai, Pomeranian, and Great Dane (3.57% each).