Comedonal acne presents as many small papules, the same color as the surrounding skin, that make the skin appear bumpy. Types include whiteheads or closed comedones, blackheads, and open comedones.

Pimples on your penis may not actually be acne but could be due to an STI or razor burn. If you notice a pimple-like bump on your penis, reach out to a doctor to determine the cause. Most bumps on ...

Acne is a continuous process and causes the eruption of new lesions over time, so at one time there may be comedones, papules, and pustules. Acne is usually described by the primary lesions ...

The types of acne are blackheads, whiteheads, pustules, papules, nodules, and cysts. A papule is a raised lesion that can fill with pus and become a pustule. Though you can treat most types of ...