[A severe rhinological mycosis: mucormycosis. A report of 3 cases].

Mucormycosis is a fungal infection, the most frequent form begins in the nose and the paranasal sinus and can rich the brain. It is a fulminant and often fatal disease, not well known by many specialists. The authors present three cases with positive cultures, histology and postmortem studies, drawing attention to the importance of its prompt diagnosis and aggressive treatment.