<prompt> Most common oral infection in diabetes mellitus?CandidaAspergillusStreptococcusStphylococcus  <response>: Ans. is a i.e., Candida o Individuals with DM have a greater frequency and severity of infection. The reasons for this include incompletely defined abnormalities in cell-mediated immunity and phagocyte function associated with hyperglycemia, as well as diminished vascularization. Hyperglycemia aids the colonization and growth of a variety of organisms candida and other fungal species. 