![]() ![]() Keloid scars are enlarged, raised scars that may be pink, red or the same color as a person’s natural skin tone. Rolling scars make up approximately 15 to 25 percent of atrophic acne scars. Rolling scars are wider and smoother than other forms of acne scarring, with an undulating appearance. Boxcar scars make up 20 to 30 percent of atrophic acne scars. They can range in depth from just over 1mm to 4mm. Boxcar scars are wider, round-to-oval shaped atrophic scars. Approximately 60 to 70 percent of all atrophic acne scars are icepick scars.īoxcar scars. Icepick scars are atrophic scars that tend to be deep and narrow, with the shape of a mark left behind by an icepick. Types of Acne ScarsĪlthough many people think of all acne scars as, well, acne scars, there are actually four distinct types of scarring that can develop after acne breakouts, each with a different cause and look This can result in the classic “icepick” or “boxcar” scars that often appear after acne breakouts. When your body produces too little collagen, it can result in tissue loss that creates depressions in your skin. This can result in bumpy, uneven scarring. When your body produces excess collagen to repair the skin, it can produce a slight elevation in the new skin tissue. Acne scars form when local collagen production either exceeds or matches that of the surrounding skin. Your skin repairs itself through the creation of collagen - a structural protein that gives your skin support. However, when acne develops deeper inside your skin, it can harm the skin and surrounding tissue, leaving your body to repair the skin during the healing process. Most of the time, acne heals without leaving behind any scarring. This is where the red, swollen appearance of acne nodules and cysts comes from. When a clogged pore turns into an infected acne lesion, it can become inflamed. How Do Acne Scars Develop?Īcne scars form as a result of your body’s response to acne. More severe forms of acne, such as inflammatory acne and cystic acne, appear when bacteria multiply inside a clogged pore, causing it to become inflamed and painful. Blackheads and whiteheads are both forms of comedonal acne. When your hair follicles become clogged with sebum and dead skin cells, comedonal acne can develop. It plays a key role in keeping your skin lubricated and maintaining your skin’s protective barrier function against germs and other pathogens.ĭead skin cells are produced as a byproduct of epidermal turnover - a process through which your skin creates new cells to replace old, damaged ones.Īcne can vary in severity. Sebum is a type of oil that’s secreted by your sebaceous glands. What Causes Acne?Īcne develops when your hair follicles become clogged with debris - typically a mix of sebum and dead skin cells. We’ve also discussed how tretinoin can treat common forms of acne scarring and give your skin back the smooth texture it had prior to your breakouts.įinally, we’ve shared a few simple techniques that you can use to avoid acne scars and other forms of skin damage in the first place. But did you know that it’s also a highly effective treatment for many common forms of acne scarring?īelow, we’ve explained how acne develops, as well as why some forms of acne leave behind scars. Tretinoin is one of the most popular and effective medications for treating acne breakouts and skin aging. When bacteria grow inside these clogged pores, it can often lead to inflamed, painful acne that may leave behind scarring. Dealing with the aftermath of severe acne - scarring, roughness and other skin imperfections - can often be even harder.Īcne breakouts happen when your hair follicles, or pores, become clogged with debris. Dealing with acne can be a frustrating experience.
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