en Infectious Disease Infectious Disease case report case report <strong>&nbsp;&nbsp;</strong>&nbsp; An autochthonous case of paracoccidioidomycosis was reported in a city of north Iran. This condition is a well-known endemic fungal infection highly prevalent in Latin American countries, with an incidence of 1 to 3.7 cases per 100.000 annually in Brazil. The classical features are cutaneous lesions, lymph node, and pulmonary involvements, while typical oral changes are superficial ulcers with hemorrhage and moriform aspect. Herein is reported an adult male patient with characteristic oral and pulmonary lesions. Rural environment, male gender, cigarette smoking, and alcohol abuse were risk factors; and clinical history, imaging studies, and histopathologic data established the diagnosis. The patient improved well by administration of sulfamethoxazole plus trimethoprim. The aim of this case study is to enhance the awareness of generalists about this mycosis. Diagnosis, Oral lesions, Paracoccidioidomycosis, Pulmonary images 895 898 http://mjiri.iums.ac.ir/browse.php?a_code=A-10-595-6&slc_lang=en&sid=1 André Falcão Pedrosa Costa falcaopedrosa@uol.com.br 200319475328460062213 200319475328460062213 No State University of Health Sciences of Alagoas, Brazil Vitorino Modesto dos Santos vitorinomodesto@gmail.com 200319475328460062214 200319475328460062214 Yes Armed Forces Hospital and Catholic University of Brasília, Brazil Marcos Ricardo Leite marcosanctusmed@gmail.com 200319475328460062215 200319475328460062215 No State University of Health Sciences of Alagoas, Brazil Flavio Teles Farias Filho flavioteles@hotmail.com 200319475328460062216 200319475328460062216 No State University of Health Sciences of Alagoas, Brazil