A lancet can be effectively used to dilate which type of comedones?

A lancet is a sterile, pointed instrument that can be used to perform precise and controlled procedures on the skin, particularly in the treatment of comedones, which are clogged hair follicles commonly known as blackheads and whiteheads.

The correct answer indicates that a lancet can effectively be used on both open and closed comedones. Open comedones, or blackheads, have a surface that is exposed to air, leading to oxidation and pigmentation that gives them their dark appearance. Closed comedones, or whiteheads, are not exposed and remain under the skin's surface, often appearing as small, white bumps.

Using a lancet to dilate both types allows the esthetician to create a small opening in the skin over the comedone. This action can help release the trapped sebum and debris within the pore, promoting better skin clarity and health. The ability to work on both forms of comedones is crucial because it allows for a comprehensive approach to treating clogged pores, addressing both the visible and non-visible forms that can contribute to acne and other skin concerns.

Although open comedones might be more accessible due to their exposure, closed comedones can also be treated effectively with a lancet, highlighting the