Leonardo Pereira Quintella. Fundação Oswaldo Cruz. Instituto Nacional de Infectologia Evandro Chagas. Documento produzido em parceria ou por autor vinculado à Fiocruz, mas não consta a informação no documento.The authors present a case report involving an immunocompromised patient with fusariosis, an often fatal fungal infection in this group of patients. This mycosis needs to be recognized and treated in the initial phases, although this does not guarantee improvement.