These breakouts usually appear on the face but can also show up on the back, chest, or shoulders. The types of acne include whiteheads, blackheads, papules, pustules or pimples, nodules, and severe ...

Acne lesions are noninflammatory (open and closed comedones) and inflammatory (papules, pustules, and nodules). Most cases of acne exhibit a mixture of non-inflammatory and inflammatory lesions ...

Cysts tend to scar and feel like fluctuant nodules when palpated. A diagnosis of acne vulgaris cannot be confirmed unless typical comedones are seen with the naked eye in one or more of the ...