Tumor venéreo transmisible en caninos del área metropolitana de la ciudad de México

a study was conducted at the 9 rabies control centers in the metropolitan zone of mexico city, from january to july 2007, sampled dogs were captured in the streets. a total of 717 samples were obtained from sacrificed dogs older than 1 year old to determine the presence of canine transmissible venereal tumor. the disease was detected in 17.48% of the samples and there was no difference between origins of sample which ranged from 12.44 to 33.33%. the age of the dog affected (p<0.05) the frequency, being lower in older dogs (>7 years; 7.14%), and the highest in the group from 3 to 4 years (20.95%). there was not difference between sexes (males 19.13% vs. females 15.30%) even when there was a tendency to be higher in males (p=0.07). canine transmissible venereal tumor was present in street dogs captured in mexico city and its presence is similar to that reported in other countries.