Granulamatous Invasive Fungal Sinusitis

-Also known as primary paranasal granuloma and indolent fungal sinusitis
-Primarily found in Africa (Sudan) and Southeast Asia with a few cases reported in the United States
-Most commonly caused by Aspergillus flavus
-Individuals are generally immunocompetent
-Characterized by noncaseating granulomas
-Imaging features have not yet been defined
-Follows an indolent course with eventual extension beyond the walls of the paranasal sinuses
-Treatment usually requires surgical debridement
-Treatment with itraconazole decreases the high postoperative relapse rate.