Abstract: Objective Microsporum canis is one of the common causative agents of dermatophytosis. This paper analyzed 162 patients infected with M.canis who attended outpatient clinic during 2011 to 2012.Methods M.canis infections were diagnosed by mycological examinations. Analyze basic information, medicine histories, clinical characteristics and treatment of these patients.Results There were 39 cases in children under the age of 15, the ratio of male to female patients was 0.7:1, tinea capitis was the most common form. There were 123 cases in adult patients, the ratio of male to female patients was 0.19:1, tinea corporis was the most common form. Family members infected M.canis at the same time in 16 cases (8 couples). There were 139 cases of exactly animal contact history (85.8%), pet was a possible source of infection (cats or dogs).Conclusion Dermatomycosis caused by M.canis is special in the age and sex distribution and clinical types. After standard therapy, all patients with M.canis were fully healed. The pets should be treated at the same time, in order to eliminate the source of infection.

Key words: Microsporum canis, dermatophytosis, tinea capitis, tinea corporis, tinea faciei