Not all types of fungal infection occur frequently in diabetics. The majority of diabetics, particularly well-controlled diabetics, are at no increased risk for acquiring a fungal infection. Nevertheless, certain forms of mycotic infection, notably mucocutaneous candidiasis and invasive zygomycosis, are definitely increased in prevalence in some diabetics. Other fungal infections occur with a mild increased frequency only. Diagnosis and management of mycotic infections in diabetics are discussed in this article.