Marks remaining after acne

Boxcar Scars

Related terms · Boxcar scars · Box-type

Boxcar scars are atrophic acne scars that are relatively wide with clearly defined borders.

Reviewed by Korean Medicine Doctor Choi Yeon-seung · Last updated 2026-08-25

Overview

Boxcar scars: check these three things first

  • Boxcar scars refer to atrophic scars that have a relatively wide opening and clearly defined edges.
  • In the same area Icepick-type·Rolling scars may be mixed in, so we examine the shape, depth, and range by changing the lighting and angle.
  • If new inflammation continues to occur, we will create a plan to stabilize active acne first rather than rushing straight into scar treatments.

Meaning and Distinction

What are boxcar scars?

They vary in depth and slope and can appear alongside other types of scars. Boxcar scars are relatively wide and have clearly defined edges Atrophic acne scars.

Easily confused terms
The opening is wider than icepick scars Rolling-typeand the edges may be more distinct.
Why this is checked during medical evaluation
The choice of procedure may vary depending on the shape and depth of the scar.
Information to prepare for your visit
Please also check if active inflammation is decreasing first.

More details

Connecting boxcar scars to your symptoms

Distinguishing the edges and the depth of the base even within the same scar

We check whether the edges appear nearly vertical under front and side lighting, and whether the base is shallow and wide or deeply recessed. Observing how the shadows change when the skin is gently pulled by hand and whether the scars are connected to each other helps in determining the scope of the procedure during the consultation.

A single scar name does not equal a single procedure

Even if they appear to be boxcar scars, the approach may vary depending on the depth, skin thickness, pigmentation, erythema, and the mixture of other scar types. We also review previous laser, peeling, or regeneration treatments, as well as the reactions, recovery period, and whether new acne has occurred.

Frequently Asked Questions

Common questions when looking into boxcar scars

Are all square-shaped indentations boxcar scars?

It is difficult to confirm with a single photo. During the examination, we check the width, depth, slope of the edges, changes when the skin is pulled, and whether other types of scars are mixed in.

Do boxcar scars disappear after a single procedure?

It depends on the depth and range of the scars, the chosen procedure, and the recovery response. Rather than promising complete removal, first discuss the expected changes, number of sessions, side effects, and recovery period.

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Evidence and Update Information

The following materials were referenced to verify the basis and scope of the definitions and treatment descriptions.

  1. AAD: Acne scars treatment
Summary and review information for this page

Reviewing Medical Staff

Choi Yeon-seung, Doctor of Korean MedicineChief Director · Editor of Korean Medicine Atlas · BRC Researcher

Page Summary

Boxcar scars are atrophic acne scars that are relatively wide with clearly defined borders.

What this page covers

What is explained
What should I check first regarding the definition of boxcar scars?
What situations are covered
They vary in depth and slope and may appear alongside other types of scars.
What distinctions are made
Definition of boxcar scars: They vary in depth and slope and may appear alongside other types of scars.
How should this be understood
Boxcar scars are atrophic acne scars that are relatively wide with clearly defined edges.

Key Points

  • Definition of boxcar scars: They vary in depth and slope and may appear alongside other types of scars.
  • Difference from similar types: The opening is wider than ice-pick scars, and the edges may be more distinct than rolling scars.
  • Reason for confirmation during medical evaluation: The choice of procedure may vary depending on the shape and depth of the scar.

References cited on this page

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