Hair Transplant Into Scar Tissue: Burns , Surgery Scars and Traction Loss

Can hair be transplanted into scar tissue?

In some cases, yes. Hair transplantation can be considered for hair loss caused by burns, surgery, trauma and some forms of traction alopecia. However, transplanting into scar tissue is different from transplanting into healthy scalp.

Scar tissue can have altered structure, reduced or uneven blood supply and less flexibility. These factors can make it harder for transplanted follicles to establish themselves. Graft survival is therefore less predictable than it is in healthy, nonscarred scalp.

The condition and maturity of the scar matter. A soft, flat, pale and stable scar with suitable tissue and blood supply may be more suitable than a thick, active or poorly vascularised scar.

For that reason, a careful assessment should come before deciding whether transplantation is appropriate.

Why Is Scarred Skin Harder To Graft?

A transplanted hair follicle needs a suitable recipient environment to survive.

Healthy scalp has a normal network of blood vessels and tissue structure. Scar tissue may have fibrosis, altered skin architecture and reduced or unpredictable vascularity.

This can affect how well a graft becomes established after transplantation. Research on scarring alopecia describes recipient blood supply as an important factor in graft survival.

There is also a risk that trying to place too many grafts into poorly vascularised scar tissue may further compromise the tissue.

This is one reason scar transplantation is usually planned more cautiously than a routine hair transplant.

Which Scars Can Be Grafted?

The type and condition of the scar matter more than simply having a scar.

Scars that are:

• Fully mature
• Stable
• Soft
• Flat or relatively pliable
• Pale rather than actively red
• Thick enough to accommodate grafts
• Supported by adequate blood supply

may be considered for transplantation.

Burn scars, mature surgical scars and some traumatic scars can sometimes be treated with hair transplantation. Published experience also describes transplantation for selected traction alopecia and other stable forms of scarring hair loss.

However, not every scar is suitable.

An active, changing or inflamed area may need treatment or observation before transplantation. Thick hypertrophic scars, poorly vascularised scars and some very thin or tightly adherent scars may present additional challenges.

A scar that is still changing should not automatically be treated simply because the injury happened some time ago.

How Is Blood Supply Tested Before Planning?

Blood supply is an important part of assessing a scar.

The surgeon examines the scar’s colour, thickness, pliability and overall tissue quality. During surgical assessment, vascularity can also be evaluated by observing the tissue response when recipient sites are created. Published surgical literature describes bleeding from recipient-site incisions as one way of assessing whether the scar has adequate vascularity.

The exact assessment depends on the scar and the planned procedure.

The purpose is to determine whether the recipient tissue can provide a reasonable environment for graft survival.

A scar with inadequate blood supply may require a different reconstructive approach rather than immediate hair transplantation.

Why Is A Small Test Session Done First?

A test graft or test patch may be recommended when the behaviour of the scar is uncertain.

A small number of grafts can be placed into the scar and then monitored before committing to a larger procedure.

This can provide useful information about:

• Whether the tissue accepts the grafts
• How the grafts survive
• How the scar responds
• Whether the planned density is realistic
• Whether additional preparation is needed

Published studies of scarring alopecia describe test grafting as part of assessing graft uptake or disease stability in selected patients.

A test patch is therefore not a sign that the full procedure will definitely fail. It is a way of reducing uncertainty before treating a larger area.

How Long After An Injury Can Grafting Be Done?

The timing depends on the type of scar and whether it has become stable.

A fresh or actively changing scar is generally not treated in the same way as a mature, stable scar.

For burn scar alopecia, published reconstructive guidance recommends waiting until the scar is fully mature, pale, soft and supple rather than rushing into transplantation.

For scarring alopecia caused by an active disease, the underlying condition may also need to be inactive and controlled before transplantation is considered.

The timing therefore cannot be decided from the injury date alone.

How Many Sessions Does Scar Coverage Usually Take?

Scar coverage often requires more than one session.

The reason is that grafts cannot always be placed at the same density as they would be in healthy scalp. Trying to achieve very high density in a poorly vascularised scar may compromise graft survival.

A staged approach can therefore be used.

Your treatment plan may involve:

• A small test session
• Assessment of graft survival
• A larger first treatment
• A later session to increase coverage or density

For some patients, two or three sessions may be needed, while larger or more complicated scars can require more extensive reconstruction. Published burn scar literature specifically notes that multiple procedures may be required to achieve adequate density.

The number cannot be guaranteed before the scar and donor supply have been assessed.

What Density Can Be Expected On A Scar?

A scar should not automatically be expected to achieve the same density as healthy scalp.

Lower density may be intentionally used because the recipient tissue has a different blood supply and structure.

If the initial grafts survive well, another session can sometimes be considered later to improve coverage.

This means the goal may be progressive camouflage and natural coverage, rather than attempting maximum density in one procedure.

The available donor hair also matters. A large scar with limited donor supply may require a different reconstruction strategy.

Can Grafts Survive On Burn Scars?

Yes, grafts can survive on selected burn scars, but survival is less predictable than on healthy scalp.

Burn scar transplantation is a recognised reconstructive option, but published literature describes it as a challenging procedure that may require multiple stages.

Scar maturity, tissue thickness, vascularity, donor hair availability and the size and location of the scar all influence the treatment plan.

This is why a test session and careful scar assessment may be recommended.

Can Surgical Scars Be Treated With Hair Transplantation?

Some mature surgical scars can be treated with hair transplantation.

The scar needs to be assessed for its thickness, pliability, stability and blood supply.

A small surgical scar with suitable tissue may be approached differently from a large scar involving extensive tissue changes.

Hair transplantation can sometimes be used to camouflage residual scalp scars after reconstructive procedures, but the suitability of the scar must be assessed individually.

For information about scar revision procedures, see Scar Revision Surgery.

Can Traction Alopecia Edges Be Restored?

Selected stable areas of traction alopecia can sometimes be considered for hair transplantation.

The key issue is whether the hair loss has stabilised and whether the recipient tissue is suitable.

If the underlying traction continues, simply transplanting the area does not remove the cause of the hair loss.

The scalp and hair practices responsible for repeated traction therefore need to be addressed.

Traction related scarring can be considered among the causes of hair loss that may require reconstructive hair transplantation in suitable cases.

Scar Suitability Checklist

Scar finding	What to look for	What it means for graft survival	Grafting decision
Scar age	Fully mature and stable rather than actively changing	A mature scar may provide a more predictable recipient environment	Consider assessment when mature and stable
Thickness	Not excessively thin or heavily fibrotic	Very thin or thick fibrotic tissue can make graft placement more difficult	Depends on tissue quality
Pliability	Soft and flexible rather than tight and rigid	Better tissue quality may allow more suitable graft placement	More favourable when pliable
Colour and blood supply	Pale, stable appearance and adequate vascularity	Adequate blood supply is important for graft survival	Assess vascularity before planning
Prior radiotherapy	History of radiation to the recipient area	Radiation can affect tissue quality and healing	Requires careful specialist assessment
Active keloid	Raised, active or repeatedly growing scar tissue	Active abnormal scarring can complicate transplantation	Usually requires treatment and assessment before grafting

Does Prior Radiotherapy Change The Decision?

Yes.

Radiotherapy can change the quality and vascularity of treated tissue. A scalp that has received radiation therefore needs particularly careful assessment before transplantation.

The decision depends on the extent of radiation exposure, tissue condition, blood supply and healing potential.

A previous history of radiotherapy should always be disclosed during the consultation.

What Happens If The Scar Is Too Thick Or Not Pliable?

A scar may sometimes need preparation before transplantation.

Depending on the scar, treatment can include scar revision or other methods intended to improve tissue quality.

Published experience describes the use of treatments such as fractional laser or intralesional therapy in selected thick or less pliable scars before hair transplantation.

This does not mean every thick scar requires preparation. The appropriate approach depends on the individual scar.

For information about burns and reconstructive surgery, see Burns and Reconstructive Surgery.

Does The Scar Still Need Sun Protection Afterwards?

Yes.

A transplanted area should be protected from excessive sun exposure during healing and afterwards according to the treating team’s instructions.

Scar tissue can also remain more sensitive to environmental exposure.

Follow the postoperative instructions provided by the treating surgeon regarding sun protection, wound care and when normal outdoor exposure can resume.

What Should A Consultation Assess?

A scar hair restoration consultation should look beyond the visible bald area.

Important factors include:

• Cause of the scar
• Age and stability of the scar
• Thickness
• Pliability
• Colour
• Blood supply
• Size and location
• Condition of surrounding scalp
• Available donor hair
• Previous surgery
• Previous radiotherapy
• History of keloid or abnormal scarring
• Expected density
• Whether a test graft is appropriate

The aim is to determine whether the scar can support transplanted follicles and what level of coverage is realistic.

What Actually Works For Hair Transplantation On Scar Tissue?

Hair transplantation can work on selected scars, but the result depends heavily on recipient tissue quality.

A mature, stable and sufficiently vascular scar may be suitable.

A scar with poor blood supply, active inflammation, significant tissue damage or unsuitable thickness may need another approach.

The treatment is therefore not simply about putting grafts into an area where hair is missing.

It is about determining whether the scar can support the grafts and then choosing a density and number of sessions that the tissue can reasonably tolerate.

For a scar assessment, see Book a Scar Assessment.

Frequently Asked Questions