A burn scar contracture is a tight band of scar that pulls the skin together and limits how far a joint or body area can move. It often forms across the neck, armpit, elbow, hand, or knee. Treatment starts with therapy, pressure garments, and silicone, and moves to surgical release (Z-plasty, skin grafts, or flaps) or fractional ablative CO2 laser when movement stays limited. Because contractures affect function, many health plans cover treatment when the limitation is measured and documented.
When a deep burn heals, the body replaces lost skin with scar tissue. Scar tissue is less stretchy than normal skin, and as it matures it tends to shrink and tighten. If that tightening happens across a joint or a flexible area, it can pull the edges of the skin together and lock the area in one position. That is a contracture.
Burns are one of the most common causes of thick, raised scars. Published estimates put hypertrophic scarring after burns anywhere from 33% to 91%, and Black, Asian, and Native Hawaiian burn patients face a higher risk. Not every hypertrophic burn scar becomes a contracture, but scars that cross joints and creases deserve close follow-up.
Contractures form where skin needs to stretch to allow movement:
Typical symptoms include a feeling of tightness or pulling, reduced range of motion, and pain when stretching. Some burn scars also become unstable: the thin, tight skin cracks, blisters, bleeds, or breaks open again and again. A sore in an old burn scar that will not heal should always be checked by a doctor. Itching is also common in healing burn scars; see our article on painful and itchy scars for more on that symptom.
For many patients, non-surgical care comes first and continues even after surgery:
Keep a record of these treatments, including dates, how long you used each one, and what changed. Several insurers require proof that these steps were tried before they approve laser or surgery.
When a contracture still limits movement, surgical release cuts or rearranges the tight band so the area can open up. The approach depends on the size and location of the scar and how much healthy skin is nearby:
For a narrow, cord-like band, a Z-plasty rearranges small triangles of skin to lengthen the scar and change its direction. A W-plasty breaks a straight scar into a zigzag line. Both techniques add length without needing new skin.
For wider contractures, the surgeon releases the scar and covers the opened area with a skin graft taken from another part of the body. Full-thickness grafts are often preferred in areas like the hand and neck because they tend to shrink less.
A local flap moves nearby healthy skin, with its own blood supply, into the released area. Flaps bring soft, flexible tissue and are useful over joints.
For larger areas, a balloon-like tissue expander is placed under nearby healthy skin and slowly filled over weeks. The extra skin is then used to replace the scar.
After surgery, therapy, splinting, and pressure garments help protect the release while it heals.
Fractional ablative CO2 laser creates tiny columns of controlled injury in the scar. As the skin heals, the scar often becomes thinner, softer, and more flexible. For burn and traumatic scars, it is usually given over several sessions and can be used alone or along with surgical release. You can read more about how we use CO2 fractional laser resurfacing.
This laser treatment for scars is billed with CPT codes 0479T and 0480T. Major insurers do cover it in specific situations:
Because contractures limit movement, they fit the functional impairment standard most insurers use. Our guide on how insurers decide scar revision coverage walks through each major payer. A few points apply specifically to burn scars:
If the burn happened in an accident, those records may also matter for a claim; our personal injury page explains how we work with those cases.
Elective scar revision is often delayed about 12 to 18 months while a scar matures and softens. Contractures are an exception. When a tight scar is limiting function, such as a hand that cannot open or a neck that cannot extend, treatment can begin before the scar fully matures. Waiting too long can let joints stiffen, so early evaluation matters. Your surgeon will weigh the scar’s activity, the degree of limitation, and your therapy progress to choose the right time.
It is a tight area of burn scar that pulls the skin together and limits movement, often across the neck, armpit, elbow, hand, or knee.
Mild contractures may improve with therapy, stretching, splints, pressure garments, silicone, and sometimes fractional CO2 laser. Contractures that still limit movement after these steps often need surgical release.
Common options include Z-plasty or W-plasty, skin grafts, local flaps, and tissue expansion. The choice depends on the size and location of the scar and the healthy skin nearby.
Many plans do when the scar limits movement and conservative care has failed. Aetna, Anthem, and Cigna all have published criteria for fractional ablative laser (CPT 0479T and 0480T) for burn scars with functional impairment.
Medicare excludes cosmetic surgery, but that exclusion does not apply to severe burns. Treatment that improves function after a burn may be covered when it is well documented.
Contractures that limit function can be treated before the scar fully matures. Elective cosmetic revision is usually delayed 12 to 18 months.
If a burn scar is keeping you from moving the way you want to, an evaluation is the first step. Dr. Moeinolmolki can measure the limitation, review your past treatment, and explain your release and laser options along with what your plan is likely to need. Read our full guide to scar revision insurance coverage, then book a scar evaluation or call (310) 455-8020.
Medically reviewed by Dr. Babak Moeinolmolki, MD, FACS, surgeon board certified by the American Board of Surgery and a Diplomate of the American Board of Cosmetic Surgery, practicing in Los Angeles. Reviewed October 2026. This article is for education and is not a substitute for an in-person evaluation or a coverage decision from your health plan.
