Prevalence of canine cutaneous neoplasms from Shiraz, Iran

The present study was conducted on 42 dogs with a histopathological diagnosis ofskin neoplasia presented in the Shiraz University Veterinary Clinic from April 2012to December 2017. All cases were reviewed, excluding the mammary gland neoplasms.Th e histopathological type, prevalence, sex, age, breed and site distributionof the neoplasms were described. In addition, previous studies on canine skin tumorsfrom other geographic regions were evaluated and compared with the results of thepresent study. Fift een diff erent histopathological types of tumor were diagnosed. Th eprevalence of epithelial, mesenchymal, melanocytic and lymphohistiocytic tumorswas 61.9%, 35.7%, 2.4% and 0 %, respectively. Th e three most common tumors weresebaceous gland adenoma (21.42%), squamous cell carcinoma (11.9%), and lipoma(11.9%). Th e incidences of these tumors were more than other researches. Althoughthere is no obvious explanation for these geographical diff erences, the possible reasonsmay be the geographical locations, environmental infl uences, and the studypopulation and breed. Terriers were the most common type of the dogs in this study(34.4%). Th e present fi ndings about the dogs age and various skin tumors and the anatomicallocations indicates that there is no signifi cant variation in these importantparameters among the Iranian dogs and dogs from other parts of the world.