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Pigmentation & Sun Spots

Medical Aesthetics 360 | Chatswood & Hurstville

Pigmentation Treatment Sydney: Melasma, Freckles & Sun Spots

Pigmentation treatment works best when the mark is identified before a device is chosen. Freckles, solar lentigines, melasma and post-inflammatory pigmentation can look similar, yet respond very differently to heat, light and laser energy.

At MA360, assessment considers the pattern, depth and likely cause of the pigment, along with skin tone, sensitivity, previous reactions and whether a spot needs medical review before cosmetic treatment.

Before and after views showing reduced facial freckles and uneven pigmentation
Clinical example: treatment for visible freckles and uneven tone using a staged PicoSure pathway. Read the full patient case.
Common concerns
Melasma, freckles, sun spots and post-inflammatory marks
Assessment
Pigment type, skin tone, triggers and lesion safety
Treatment course
Often staged; session number varies by diagnosis
Maintenance
Photoprotection and trigger control remain important
Know the pattern

Pigmentation is a description, not a diagnosis

Brown or grey patches can come from different biological processes. The distinction matters because a treatment that clears a discrete sun spot may irritate melasma or deepen post-inflammatory pigmentation.

The first step is to decide whether the concern is flat pigment suitable for cosmetic treatment, a raised lesion needing a different approach, or a new or changing spot that should be medically assessed.

Freckles

Freckles are often small, multiple and strongly influenced by sun exposure. They may lighten with treatment but can return or new freckles can form with further UV exposure.

Solar lentigines

Often called sun spots or age spots, these are usually more persistent, well-defined patches linked with cumulative sun exposure. Treatment response depends on diagnosis and depth.

Melasma

Melasma usually forms broader, often symmetrical facial patches. Hormones, UV, visible light and heat can contribute, making control and maintenance as important as initial lightening.

Post-inflammatory pigmentation

PIH develops after acne, irritation, eczema, injury or a procedure. Treating the inflammation and protecting the skin barrier are central, particularly in deeper skin tones.

Choosing a treatment pathway

Choosing a Pigmentation Treatment Pathway

MA360 has access to several laser and light platforms, but access to technology is only useful when the settings, sequence and endpoint suit the skin. Some patients need a single main modality; others need topical care, barrier support or a staged combination.

Daily foundation
Photoprotection and skincare support every pathway. Broad-spectrum sunscreen, trigger reduction and suitable topical ingredients may be advised before, during and after in-clinic treatment.
Pigment-targeting laser
Useful for selected discrete pigment. Picosecond or other pigment-targeting wavelengths may be considered for freckles, lentigines and some deeper pigment, with parameters adjusted for skin tone and diagnosis.
Light-based treatment
May suit broader photo-damage or mixed redness and pigment. Broad-spectrum light can address a field of colour change, but it is not automatically suitable for melasma or every darker skin tone.
Fractional or resurfacing care
Considered when texture and pigment overlap. Fractional treatments may support selected cases, but inflammation and PIH risk must be balanced against the intended benefit.
Combination and maintenance
Often relevant for melasma and recurrent pigment. A lower-intensity staged course, topical management and planned maintenance may be more appropriate than repeatedly pursuing complete clearance.
More energy is not the same as a better treatment. Excess inflammation can lead to prolonged redness, rebound melasma, post-inflammatory darkening or loss of pigment. Conservative settings and review between stages can be an important part of the result.
What the evidence says

Pigmentation Treatment Evidence: Improvement Is Not Uniform

A 2024 systematic review of treatments for post-inflammatory hyperpigmentation in skin of colour found that no single option produced consistently robust results across the evidence base. Laser treatment improved some cases and achieved complete resolution in a subgroup, but worsening after treatment was also reported. This supports careful patient selection, conservative parameters and control of the underlying inflammation rather than treating every dark mark aggressively. Read the systematic review on PubMed.

Pigmentation assessment

A Pigmentation Plan Built Around Your Skin's Behaviour

At the Chatswood and Hurstville clinics, the consultation brings together diagnosis, treatment history and practical priorities. It is also the point to decide whether a suspicious or uncertain lesion needs a different medical pathway before cosmetic treatment.

Pattern and history

The onset, distribution, seasonal change, pregnancy or hormonal history, inflammation and previous procedures help clarify the likely diagnosis.

Skin tone and sensitivity

Baseline melanin, tanning response, barrier health and history of PIH influence device choice, energy and the pace of treatment.

Realistic endpoint

The discussion separates lightening from clearance and explains why melasma control or maintenance may be a better goal than permanent removal.

Course and pricing

The number of sessions, downtime, home care and costs depend on the diagnosis, area, modality and response between treatments.

Treatment and aftercare

What a staged pigmentation course can involve

There is no universal session count. A small number of well-defined lentigines may follow a different pathway from diffuse melasma or PIH, where tolerance and recurrence are watched over time.

Assessment

The pigment pattern, skin tone, medical history and any lesion requiring separate review are documented before treatment selection.

Preparation

Sun exposure, irritating actives and barrier disruption may need attention first. Some plans include prescribed or non-prescription topical care.

Treatment

Settings are chosen for the target and skin response. Sensations can include warmth, tingling or a momentary snapping feeling, depending on the modality.

Review

Response, darkening, inflammation and any recurrence guide whether the next session should continue, change or pause.

Temporary effects may include

  • Redness, warmth, swelling or sensitivity
  • Temporary darkening of treated spots
  • Dryness, fine flaking or light crusting
  • A short-term change in skin texture
  • Uneven fading while different areas respond

Long-term control usually involves

  • Consistent broad-spectrum SPF 50+ sunscreen
  • Reapplication and physical sun protection as advised
  • Avoiding picking, scrubbing and unapproved active products while healing
  • Managing acne, eczema or irritation that can trigger PIH
  • Maintenance review when melasma or sun-related pigment returns
Possible treatment risks

Why skin type and settings matter

Risks vary with the device, wavelength, treatment intensity, diagnosis, recent sun exposure and the skin's tendency to pigment after inflammation.

  • Prolonged redness, swelling, irritation or dermatitis
  • Post-inflammatory hyperpigmentation or melasma flare
  • Patchy lightening or hypopigmentation
  • Blistering, crusting, infection or delayed healing
  • Scarring or texture change
  • Incomplete response, recurrence or need for maintenance
Before cosmetic treatment

Some spots need diagnosis, not laser

A cosmetic pigmentation page cannot determine whether an individual lesion is benign. New or changing marks should be assessed appropriately before they are removed or lightened.

Arrange medical review

Do not proceed directly to cosmetic treatment for a spot that is new, changing in size, shape or colour, unlike your other marks, repeatedly bleeding, crusting, painful or persistently itchy. If there is diagnostic uncertainty, the priority is assessment rather than cosmetic clearance.

Frequently asked questions

Pigmentation treatment FAQs

What is the best treatment for facial pigmentation?

There is no single best treatment. The choice depends on whether the pigment is melasma, freckles, lentigines, PIH or another condition, as well as its depth, the skin tone and the risk of inflammation. Assessment should come before device selection.

What is the difference between melasma, freckles and sun spots?

Freckles are often small and strongly sun-responsive. Solar lentigines are usually persistent, defined spots related to cumulative sun exposure. Melasma tends to form broader, often symmetrical patches influenced by UV, visible light, heat and hormones.

Can laser make melasma worse?

Yes, it can in some patients. Heat and inflammation may trigger rebound or post-inflammatory darkening. Laser can be part of a melasma plan, but conservative settings, skincare, photoprotection and maintenance are often more important than aggressive clearance.

Is PicoSure suitable for pigmentation?

PicoSure may be considered for selected freckles, lentigines and other pigment patterns. It is not automatically the right choice for every melasma or PIH case. Wavelength, settings, skin tone and diagnosis all influence suitability.

Can BBL or light-based treatment help sun spots?

Broad-spectrum light may suit selected field pigmentation, sun-related colour change and mixed redness. Darker skin tones, recent tanning and melasma require particular caution, so an in-person assessment is important.

How many pigmentation treatment sessions will I need?

The number varies with the diagnosis, area, modality and response. A few discrete spots may need fewer sessions than diffuse melasma or PIH. A staged course allows the plan to change if inflammation or darkening develops.

How much downtime is there?

Downtime ranges from mild redness for some treatments to several days of darkening, flaking or light crusting for others. The likely appearance after treatment should be discussed for the specific device and settings proposed.

Can darker skin tones have pigmentation laser treatment?

They can be suitable for selected treatments, but naturally higher melanin increases the importance of diagnosis, wavelength selection and conservative energy. PIH and hypopigmentation risk must be considered.

Will pigmentation come back after treatment?

It can. Freckles and sun spots may recur or new ones may form with further exposure. Melasma is especially prone to relapse because its triggers remain active. Photoprotection and maintenance help preserve improvement but cannot promise permanent clearance.

How much does pigmentation treatment cost in Sydney?

Cost depends on the diagnosis, treatment area, device, number of sessions and whether home care or combination treatment is recommended. A personalised quotation can be provided after assessment.

This article provides general information and does not replace individual medical advice or diagnosis. Suitability, alternatives, expected recovery and risks are discussed during consultation. Treatment experiences and results vary between individuals.

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