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Lasers for treatment of melasma and post-inflammatory hyperpigmentation
Pooja Arora1, Rashmi Sarkar, Vijay K Garg
1Chacha Nehru Bal Chikitsalaya, Geeta Colony, Delhi, India.
Abstract:
Hyperpigmentary disorders, especially melasma and post-inflammatory hyperpigmentation (PIH), cause significant social and emotional stress to the patients. Although many treatment modalities have been developed for melasma and PIH, its management still remains a challenge due to its recurrent and refractory nature. With the advent of laser technology, the treatment options have increased especially for dermal or mixed melasma. To review the literature on the use of cutaneous lasers for melasma and PIH. We carried out a PubMed search using following terms "lasers, IPL, melasma, PIH". We cited the use of various lasers to treat melasma and PIH, including Q-switched Nd:YAG, Q-switched alexandrite, pulsed dye laser, and various fractional lasers. We describe the efficacy and safety of these lasers for the treatment of hyperpigmentation. Choosing the appropriate laser and the correct settings is vital in the treatment of melasma. The use of latter should be restricted to cases unresponsive to topical therapy or chemical peels. Appropriate maintenance therapy should be selected to avoid relapse of melasma.
Insights
Laser treatments offer new options for challenging hyperpigmentation disorders like melasma and post-inflammatory hyperpigmentation (PIH). Careful laser selection and settings are crucial for effective management and preventing recurrence.
Area of Science:
- Dermatology and Aesthetic Medicine
- Laser and Light-Based Therapies
Background:
- Hyperpigmentation disorders, including melasma and post-inflammatory hyperpigmentation (PIH), significantly impact patients' quality of life.
- Despite available treatments, managing these conditions remains challenging due to their chronic and recurrent nature.
- Advancements in laser technology have expanded therapeutic options, particularly for dermal or mixed melasma.
Purpose of the Study:
- To conduct a literature review on the efficacy and safety of cutaneous lasers for treating melasma and PIH.
- To summarize current understanding of laser therapies for various forms of hyperpigmentation.
Main Methods:
- A comprehensive PubMed search was performed using keywords: "lasers, IPL, melasma, PIH".
- Literature was reviewed, citing the application of various lasers such as Q-switched Nd:YAG, Q-switched alexandrite, pulsed dye laser, and fractional lasers.
- Efficacy and safety profiles of these laser modalities for hyperpigmentation treatment were analyzed.
Main Results:
- Various lasers, including Q-switched Nd:YAG, pulsed dye, and fractional lasers, show promise in treating melasma and PIH.
- The choice of laser and precise treatment parameters are critical for successful outcomes.
- Laser therapy is generally recommended for cases resistant to conventional treatments like topical agents or chemical peels.
Conclusions:
- Cutaneous lasers represent a valuable tool in managing refractory melasma and PIH.
- Optimal laser selection and appropriate maintenance strategies are essential to achieve sustained results and minimize relapse.
- Further research may refine laser protocols for enhanced efficacy and safety in treating hyperpigmentation disorders.
