Mastoidite fúngica em paciente com SIDA: relato de caso

introduction: fungal mastoiditis for aspegillus fumigatus predominatly occurs in imunocmpromised patients. the diagnoses is usually difficult and the disease is potentially fatal. the treatment consists in antifungal therapy, cirurgic debridment and imunossupression correction. case report: this article talks about a report of fungal mastoiditis case in a patient with acquired imunodeficiency syndrome (aids). the used treatment was cirurgic associated with an antifungal therapy. the facial nerve of this patient was not affected, which does not exclude potentially fatal complication's mastoid.