Comedones are bumps on your skin caused by blocked hair follicles, leading to blackheads and whiteheads. Use oil-free and non-comedogenic products to help prevent comedones from forming. Topical ...

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.

Comedones are small flesh-colored acne papules. They usually develop on the forehead and chin, but can appear almost anywhere. Blackheads and whiteheads are the most common forms of comedonal acne.