n in which the immune system produces antibodies against its own tissues ??? ??? ??? candidiasis infections occurring on the skin or mucous membranes in the warm, moist areas such as the vagina or the mouth ??? ??? ??? carcinoma a malignant tumor that occurs in epithelial tissue ??? ??? ??? carcinoma in situ describes a malignant tumor in its original position that has not yet disturbed or invaded