“Boxcar Acne Scars”: Treating Fibrotic Tissue With EndoliftX To Improve The Appearance Of Depressed Scars

Many individuals who have experienced severe inflammatory acne, cystic acne, or even chickenpox in the past may be left with deep scars on the face after the wounds have healed. One particularly concerning type is the acne scar characterized by well-defined edges, a broad opening, and a depressed base resembling a box, medically known as a “Box Scar.” This type of atrophic acne scar can be particularly challenging to address due to its more complex underlying structure compared with other types of acne scars.

Advances in aesthetic technology have significantly expanded the available approaches for managing this type of acne scar. This article explores why Box Scars can be particularly difficult to improve, while taking an in-depth look at the role of EndoliftX Light Scan in addressing fibrotic tissue beneath the skin. The information is intended to provide guidance for individuals seeking a targeted approach to improving their skin concerns and to support informed decision-making.

Understanding “Boxcar Acne Scars”: Why Are They Considered Particularly Difficult To Smooth?

Boxcar acne scars are among the common types of atrophic scars found in individuals with a history of severe inflammatory acne. Their distinctive characteristics include clearly defined, steep scar edges, with the opening of the scar and its base being relatively similar in width. This creates a visible depression or indentation in the facial skin, distinguishing Box Scars from rolling scars, which tend to have shallower depressions, and ice pick scars, which have narrow openings and extend deeper into the skin.

The difficulty in improving the appearance of this type of scar is primarily associated with its underlying skin structure. When deep inflammation occurs, the body produces fibrous or scar tissue (Fibrotic Tissue) to stabilize and repair the damaged area. This fibrotic tissue is not limited to the base of the scar, where vertical tethering can pull the skin downward. It may also form diagonally and around the edges of the box-shaped depression. As a result, the transition between normal skin and the scar can appear particularly sharply defined.

Understanding the structure of a Box Scar requires examining the deeper layers of the skin. The fibrotic tissue can act like an anchor, tethering the overlying skin downward into the underlying tissue. Over time, this fibrotic tissue may become less flexible and more rigid. The tethering that occurs both vertically and along the surrounding edges of the scar is an important reason why the affected skin may not naturally return to the same level as the surrounding skin.
Laser-based skin treatments that primarily target the superficial skin layers, such as resurfacing or fractional laser treatments, as well as conventional Pico Laser programs, generally deliver energy externally through the epidermis and into the underlying skin. This energy may reach only the upper margins of an acne scar and may not penetrate deeply enough to directly address the dense fibrotic tissue responsible for tethering the scar from beneath. Treating only the superficial skin layers may therefore soften the appearance of the scar edges to some extent, while the base of the scar may remain tethered.
Understanding the complex structure of Boxcar acne scars can help guide the selection of an appropriate approach to skin care. Focusing solely on the superficial skin layer may not address the underlying structural component of the scar. Therefore, considering an approach that can directly access fibrotic tissue beneath the skin is an important step toward supporting more targeted structural improvement in the affected area.

In-Depth Look At EndoliftX Light Scan: Subdermal Laser Technology

For Addressing Fibrotic Tissue In Boxcar Acne Scars

As aesthetic technology continues to advance, approaches to acne scar management are no longer limited to treatments performed exclusively on the skin surface. EndoliftX Light Scan is designed to address deeper skin concerns by delivering laser energy directly beneath the skin, targeting the fibrotic tissue associated with depressed acne scars.

This technology utilizes energy at a specific wavelength delivered through an ultra-fine fiber into the targeted subdermal tissue without creating a large wound on the skin surface. This approach combines fibrotic tissue release with structural skin remodeling, providing a more targeted approach to the management of Boxcar acne scars.

During an EndoliftX Light Scan procedure, an ultra-fine optical fiber (FTF Laser Fiber) is inserted through a small skin entry point into the tissue beneath the scar. Laser energy emitted from the tip of the fiber works in a manner comparable to Subcision, while utilizing laser-generated thermal energy to help release and disrupt the fibrotic connections tethering the base and edges of the acne scar, allowing the affected tissue to become less tightly bound.
In addition to helping release tethering fibrotic tissue, the controlled thermal energy delivered by EndoliftX Light Scan may also affect the surrounding rigid Fibrotic Tissue and promote tissue remodeling. As the flexibility of the underlying tissue is restored, previously steep scar edges may appear softer, potentially reducing the sharp definition of the box-shaped depression in a more natural manner.
Once the fibrotic tissue has been released and the tethering has been reduced, the subdermal thermal energy delivered by EndoliftX Light Scan may also stimulate fibroblasts to initiate new collagen and elastin production through a process known as Neocollagenesis. Newly formed collagen may gradually contribute to the tissue beneath the depressed acne scar, supporting an increase in volume within the depression as part of the body’s natural regenerative process.
EndoliftX Light Scan therefore represents an interesting technological option for addressing acne scars at the level of the underlying skin structure, combining fibrotic tissue release with stimulation of collagen production. However, the resulting changes require time, as the body gradually produces and remodels new tissue according to its natural biological processes.

Comparing Approaches For Boxcar Acne Scars: EndoliftX Light Scan And Other Treatment Options

There are currently various approaches available for managing Boxcar acne scars, each with its own characteristics and limitations. Understanding and comparing these approaches can help individuals with acne scars consider options based on their skin condition and preferred recovery period.

Traditional Subcision involves inserting a fine needle beneath the skin to mechanically release fibrotic tissue, which may result in some swelling or bruising. Meanwhile, surface laser treatments, such as Fractional CO2 Laser or Pico Laser programs, primarily focus on skin resurfacing and stimulating collagen in the superficial skin layers. EndoliftX Light Scan, in contrast, combines the use of laser-generated thermal energy to address subdermal fibrotic tissue with stimulation of new tissue formation within the same procedure.

  • EndoliftX Light Scan: Focuses on inserting an optical fiber beneath the skin to release fibrotic tissue using thermal energy while stimulating collagen production in the deeper layers. It allows for targeted treatment with limited impact on the superficial skin.
  • Traditional Subcision: Uses a needle to mechanically release fibrotic tissue beneath the skin. It may be suitable for broader areas of tethering, but can result in more noticeable swelling or bruising and does not directly provide thermal energy for collagen stimulation.
  • Superficial Resurfacing Laser Treatments (Fractional Laser / Pico Laser): Focus on delivering energy from the skin surface and are primarily intended to improve the texture of the superficial skin and address shallower acne scars. Their ability to directly reach dense fibrotic tissue in deeper layers may be limited.
There is therefore no single approach that is universally suitable for every individual with acne scars. The appropriate approach depends on factors such as scar depth, the extent of fibrotic tissue, and the individual’s underlying skin condition. Combining technologies or selecting an approach that corresponds to the underlying scar structure may help support a more targeted approach to skin improvement.

Results And Recovery Timeline After EndoliftX Light Scan

The timeline and changes following treatment are important considerations for individuals undergoing acne scar management. Improving Boxcar acne scars with EndoliftX Light Scan involves an interaction between the technology used and the body’s own biological response.

Because the procedure relies in part on stimulating the body to produce new collagen beneath the skin, changes do not occur immediately. Instead, they gradually become more apparent as the skin’s natural repair processes progress. In general, the skin begins to undergo remodeling and continuously produce new tissue over the course of several weeks following the procedure.

How Many Sessions Are Needed Before Changes Become Noticeable?

The number of EndoliftX Light Scan sessions required depends on factors such as acne scar depth, the extent of fibrotic tissue, and each individual’s capacity for collagen production. In general, moderately to deeply depressed Boxcar acne scars may require approximately 1–3 treatment sessions, with intervals between sessions as recommended, allowing sufficient time for the underlying tissue to recover and produce new collagen.

Post-Treatment Care To Support The Collagen Remodeling Process

Appropriate post-treatment care following EndoliftX Light Scan plays an important role in supporting the overall outcome. Individuals should avoid excessive sun exposure and apply sunscreen regularly. Touching, picking, or vigorously rubbing the treated area should also be avoided. Maintaining skin hydration with a gentle moisturizer can help create a suitable environment for the skin to undergo its natural regenerative processes and support new collagen formation.

Skin recovery following acne scarring requires patience and sufficient time for the body to produce and remodel new tissue. Following recommended post-treatment care carefully can help support a smooth recovery process and allow the skin to develop naturally according to each individual’s regenerative capacity.

( Review EndoliftX From Dr.Vanda Aesthetic Clinic )

Why Should Deeply Fibrotic Acne Scars Be Evaluated By A Qualified Medical Professional?

Boxcar acne scars can vary considerably in terms of their location, depth, and the amount of fibrotic tissue beneath the skin. Accurate skin assessment before treatment is therefore particularly important, as the facial anatomy and underlying tissue structures of each individual contain different patterns of nerves and blood vessels.

The use of advanced technology such as EndoliftX Light Scan requires a thorough understanding of facial anatomy. Planning the direction in which the laser fiber is inserted, determining the appropriate treatment depth, and controlling the amount of thermal energy delivered beneath the skin are important considerations for targeting fibrotic tissue appropriately and minimizing the risk of unwanted effects.

Skin Structure Assessment And Personalized Treatment Planning At Dr.Vanda Aesthetic Clinic

At Dr.Vanda Aesthetic Clinic, the management of acne scars begins with a skin assessment by Dr. Vanda to evaluate the type of acne scars and the extent of underlying fibrotic tissue in detail. A personalized treatment approach is then planned based on each individual’s skin condition and goals, with the aim of ensuring that the use of EndoliftX Light Scan is appropriately matched to the specific skin concerns being addressed.

For individuals experiencing Boxcar acne scars or other difficult-to-address depressed acne scars who would like further information about EndoliftX Light Scan, appointments can be made at Dr.Vanda Aesthetic Clinic for a skin assessment and consultation with Dr. Vanda.

( Review EndoliftX From Dr.Vanda Aesthetic Clinic )

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