Paracoccidioidomicosis en cavidad oral

paracoccidioidomycosis (pcm) or south-american blastomycosis is the most important systemic mycosis in latin america, is relatively common in brazil, venezuela, colombia, ecuador and argentina. sporadic cases can also be seen in some other countries, which is a rare progressive and fatal if not treated. it has been regarded as a multifocal disease with oral lesions as the prominent feature. it is caused by a dimorphic fungus, paracoccidioides brasiliensis, which mainly affects the skin, lymph nodes, lungs and mucous membranes, oral, nasal and gastrointestinal. depending on the specific immunity of the host, the infection can take many forms and affects one or more organs, becoming a serious and potentially fatal disease. it is very important for health professionals worldwide have knowledge about paracoccidioidomycosis because sometimes the disease only manifests itself many years after you have left the endemic area. to provide useful information about the diagnosis and treatment of disease a case report of case of male patient 48 years old from a rural area of brazil oath, presenting multiple painful ulcers on the gums and palate of 3 months duration, referred to chronic smoking history, clinical examination extraoral lesions are discarded in other intraoral examination bodies and multiple ulcers were observed necrotic and granulomatous background located on the gums and palate. we performed an incisional biopsy of the lesion and the material was sent for pathologic examination. the pathology report confirmed the clinical impression of paracoccidioidomycosis. the patient was treated with the use of sulfamethoxazole + trimethoprim - 800/60 mg/day, orally every 12 hours for 30 days. the oral lesions disappeared completely and the patient remains under control in the service.