What are Acne Scars?
Acne scars are indentations or grooves that appear on the skin after damage caused by inflamed acne or aggressive squeezing of pimples. When the skin is inflamed and the tissue is damaged, the body attempts to repair itself by producing new collagen. However, if the collagen is insufficient or the repair process is incomplete, it results in depressions or pits in the skin, known as acne scars.
Acne scars are one of the skin issues that often cause concern because it can be difficult to restore the skin to a smooth, even texture—especially for those who have had severe inflamed acne. These scars often leave noticeable indentations, affecting confidence. But don’t worry, this article will introduce various ways to treat acne scars, from laser treatments to surgical options, helping restore smooth, radiant skin and boost self-confidence.
Causes of Acne Scars
Acne scars form when the skin tries to repair itself after inflamed acne, but the repair process is incomplete. The body may not produce enough collagen, and the damaged tissue is unable to fully fill in the skin, leading to the formation of pits or depressions. Severe inflamed acne or improper squeezing can destroy deeper layers of skin, making scars harder to treat.
Sometimes, if a wound heals improperly, scar tissue (fibrosis) can form between the epidermis and dermis, pulling the skin and creating another type of acne scar.

Types of Acne Scars
Acne scars can be classified into three main types:
1. Ice Pick Scars
Deep, narrow pits less than 2 mm, often caused by picking or squeezing inflamed acne. Hardest to treat.
2. Boxcar Scars
Round or oval depressions with defined edges, 3–5 mm deep, sometimes with fibrous tissue at the base.
3. Rolling Scars
Shallow, wavy depressions, easier to treat and the most common type.
Recommended Treatments for Acne Scars
Today, there are many advanced technologies and procedures that can help restore the skin’s smoothness, even for those with deep or long-standing acne scars.
1. Picosecond Laser (Pico Laser)
Pico Laser treatment works by delivering energy beneath the skin to stimulate collagen production and promote skin cell turnover. It helps reduce the appearance of acne scars, tighten pores, and create smoother skin. After treatment, the skin may feel warm for 1–2 hours, and makeup should be avoided temporarily to allow proper healing.
2. Collagen-Boosting Filler Injections
Filler injections, typically using hyaluronic acid, are a fast and effective solution for filling in acne scars immediately. The filler not only plumps up the depressed areas but also stimulates natural collagen production, resulting in smoother skin. This method can be combined with laser treatments or other procedures for optimal results.
3. Acne Scar Surgery
Surgical treatment is suitable for Ice Pick and small Boxcar scars. The doctor uses a small 2–3 mm instrument to remove fibrous tissue that is pulling the skin down, allowing the skin to lift and become smooth with the surrounding area. This method is especially effective for deep scars that do not respond well to laser treatment alone.
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Conclusion
Acne scars can be improved with appropriate treatment based on the type and condition of the scars. The three main types of acne scars are Ice Pick, Boxcar, and Rolling. Various treatments are available, including Pico Laser, filler injections, and surgical procedures.
For the best results, it is essential to consult with a qualified dermatologist, choose a reputable clinic, and ensure the use of genuine Picosecond Laser equipment for safety and effective outcomes.