candidiasis oropharyngeal candidiasis http://purl.obolibrary.org/obo/NCIT A candidiasis that is chracterized by infection of the oropharynx. This disease usually results from debilitation (as in immunosuppression and especially AIDS), physiologic change, prolonged administration of antibiotics, and iatrogenic and barrier breakage. SYN candidosis, moniliasis. [ NCI ] thrush Candida normally lives on the skin and inside the body, in places such as the mouth, throat, gut, and vagina, without causing any problems. Candida can multiply and cause an infection if the environment inside the mouth, throat, or esophagus changes in a way that encourages fungal growth.