Which of the following is considered benign

Both leukoplakia and erythroplakia are considered potentially malignant lesions and therefore must be monitored via biopsy to rule out oral cancer. Bony exostoses are a variation of normal in which a patient has extra bone coming off the palate or alveolus.

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Pseudomembranous candidiasis is the most prevalent form of the disease. It exhibits the listed characteristics but appears as a white plaque that is often described as similar to cottage cheese.

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Erythroplakia is a red patch in the oral mucosa that cannot be otherwise classified. It often has a consistency similar to velvet and is considered potentially malignant, but is not necessarily cancerous.

Herpes is a virus that can be transmitted via human contact. Once infected, the virus is chronic, but on initial infection herpes simplex causes a severe 7-10 day flare up that includes vesicles or blisters around the mouth and lips.