What Are The Three Steps Involved In This Device-Based Skin Treatment? Master The Art Of Professional Hydration

Learn the three-step protocol of professional hydro-dermabrasion: cleanse, extract, and hydrate for superior clinic results and radiant skin.

What Is The Skin's Appearance And Sensation After A Fractional Co2 Laser? Recovery Guide For Clinics

Learn what to expect immediately after fractional CO2 laser treatment, including the mesh-like appearance, sunburn sensation, and recovery tips.

How Frequently Should One Get A Hydrafacial? Optimize Your Treatment Schedule For Glowing Skin

Learn the ideal HydraFacial frequency for your skin goals, from monthly maintenance to intensive repair phases.

What Is The Technical Name For Laser Resurfacing? Comparing Ablative Vs. Non-Ablative Treatments

Learn about ablative fractional laser skin treatment, its technical mechanisms, and how it compares to non-ablative options like IPL.

What Is Co2 Laser Resurfacing And What Conditions Can It Treat? Ultimate Guide To Skin Rejuvenation For Clinics

Learn how CO2 laser resurfacing treats deep wrinkles, scars, and sun damage with precision, including recovery times and patient safety tips.

What Is The Post-Procedure Experience And Recommended Aftercare For Co2 Laser Resurfacing? Expert Recovery Guide

Learn about CO2 laser recovery: manage redness, peeling, and essential aftercare steps for optimal skin resurfacing results.

How Does An Nd:yag Laser Function? The Science Of Precision Solid-State Skin Treatments

Understand how Nd:YAG lasers use 1064nm wavelengths for non-ablative, deep-tissue treatments like tattoo removal and vascular therapy.

What Is Low-Level Laser Therapy (Lllt) For Hair? Boost Growth And Density With Non-Invasive Photobiomodulation

Discover how LLLT revitalizes hair follicles, improves scalp circulation, and combats thinning through clinical light-energy technology.

What Are The Primary Benefits Of A Laser Hair Growth Machine? Revitalize Scalp Health And Boost Follicle Vitality

Unlock the benefits of laser hair growth: enhanced scalp blood flow, oxygen delivery, and collagen production to combat thinning and hair loss.

What Is Microneedling And How Does It Work? Discover Advanced Skin Rejuvenation And Rf Technology

Learn how microneedling triggers collagen production and the differences between mechanical and RF microneedling for skin tightening.

When Can Results Be Expected From Hifu Vaginal Tightening? Timeline & Recommended Sessions For Optimal Results

Learn the timeline for HIFU Vaginal Tightening results: see a 20-25% immediate improvement with peak outcomes at 3 months and a 3-session protocol.

What Is The Active Medium Used In An Nd: Yag Laser? Discover The Power Of Neodymium-Doped Crystals

Learn about the Neodymium-doped Yttrium Aluminum Garnet (Nd:YAG) crystal, its solid-state properties, and how it drives laser performance.

Why Is Precise Pulse Duration Control Critical For Fractional Lasers In Scar Treatment? Maximize Safety And Efficacy

Learn how precise pulse duration (280-500 μs) in fractional lasers prevents thermal damage and PIH while optimizing scar remodeling and recovery.

How Does Skin Stretching From Vacuum Handpieces Affect Melanin? Optimize Safety & Efficacy For Laser Hair Removal

Learn how vacuum-assisted skin stretching reduces melanin density and competitive absorption to enhance laser hair removal safety and penetration.

What Is The Role Of Professional Skin Testing Devices In The Clinical Evaluation Of Acne Scars? Enhance Diagnosis Accuracy

Discover how professional skin testing devices use multispectral analysis to detect mini-scars and objectively assess acne scar depth for clinics.

How Does Microneedle Radiofrequency (Mnrf) Achieve Precise Energy Distribution? Master Deep Dermal Remodeling Safely

Learn how MNRF uses preset depth targeting and electrical resistance to deliver precise energy to the dermis while protecting the epidermis.

What Is The Primary Function Of Medical-Grade Microneedling Devices In The Treatment Of Old Fibrotic Scars? | Belis

Learn how medical-grade microneedling severs fibrotic bands, triggers collagen synthesis, and enhances topical delivery to treat old scars.

Why Is A Sterile Saline Rinse Used Before And After The Fractional Co2 Laser? Essential Protocol For Safety & Results

Learn how sterile saline optimizes Fractional CO2 laser treatments by maximizing energy absorption and accelerating the healing process.

How Does A Professional-Grade Co2 Fractional Laser System Function? Discover The Power Of Dermal Remodeling

Learn how CO2 Fractional Lasers treat atrophic scars through MTZs, fibroblast stimulation, and advanced dermal remodeling for skin reconstruction.

Why Is The Use Of High-Spf Broad-Spectrum Sunscreen Mandatory After Fractional Co2 Laser? Protect Your Skin Results

Learn why post-laser skin needs high-SPF protection to prevent PIH, protect the skin barrier, and ensure optimal healing after CO2 laser treatment.

Why Is The Period Between 4 To 8 Weeks Chosen For Laser Scar Revision? Optimize Healing With Fractionated Co2 Laser

Learn why the 4-8 week post-surgery window is the biological 'sweet spot' for Fractionated CO2 laser scar revision and collagen remodeling.

What Is The Physiological Rationale For A Clinical Protocol Of 3 Laser Sessions Every 4 Weeks? Maximize Collagen Repair

Learn why the 3-session laser protocol spaced 4 weeks apart is the physiological sweet spot for cumulative collagen synthesis and tissue remodeling.

What Is The Synergistic Logic Behind Combining Co2 Laser With Ospemifene? Achieve Complete Vaginal Revitalization

Learn how CO2 laser and Ospemifene work together to provide physical tissue reconstruction and biochemical health for vaginal revitalization.

What Is The Primary Role Of Fractional Carbon Dioxide (Co2) Lasers In Facial Melasma? Enhance Drug Delivery & Pigment Removal

Learn how Fractional CO2 lasers use micro-channels to boost drug delivery and physically remove melanin for effective melasma treatment.

How Do The Specifications Of A Microneedle Nanochip Influence The Consistency Of Treatment Results? Engineering Results

Learn how needle density and conical design in Microneedle Nanochips ensure uniform micro-channels and predictable collagen remodeling results.

Why Is The Application Of Topical Anesthetic Cream For 30 To 60 Minutes Necessary? Unlock Co2 Laser Precision

Learn why the 30-60 minute numbing window is critical for Fractional CO2 laser safety, patient comfort, and achieving optimal clinical results.

Why Is The Co2 Laser Pinhole Method Preferred For Xanthelasma In Asian Skin? Safer Treatment With Less Scarring.

Learn why the CO2 laser Pinhole Method is safer for treating Xanthelasma on Asian skin, minimizing PIH and scarring risk.

How Does The Ablative Fractional Co2 Laser (Afl) Function In Scar Remodeling? Achieve Precise Surgical Scar Revision

Learn how AFL uses fractional photothermolysis to disrupt disordered collagen, stimulate regeneration, and improve surgical scar texture and depth.

What Is The Mechanism Of Action For Microneedle Rf? Master The Science Of Deep Dermal Collagen Remodeling

Learn how Microneedle RF combines physical micro-trauma with thermal energy to rejuvenate skin safely and effectively for all skin types.

What Role Does Fractional Co2 Laser Treatment Play In Improving Urogenital Blood Supply? Restore Vitality And Health

Learn how fractional CO2 laser treatment uses angiogenesis and collagen remodeling to restore blood supply and tissue vitality in urogenital health.

What Are The Clinical Technical Advantages Of Micro-Ablative Fractional Co2 Lasers? Safety Vs. Traditional Ablation

Learn why fractional CO2 lasers outperform traditional ablation through faster healing, reduced PIH risk, and deep collagen remodeling.

What Are The Functional Differences Between 60-Pin And 20-Pin Fractional Rf Tip Arrays? Efficiency Vs Precision

Learn the key differences between 60-pin and 20-pin Fractional RF tips to optimize skin tightening on large areas and precision on delicate zones.

What Is The Primary Objective Of Applying Fractional Co2 Laser Treatment Following A Transconjunctival Blepharoplasty?

Learn how Fractional CO2 Laser resurfacing complements blepharoplasty by tightening skin and removing wrinkles for a smooth, scar-free result.

How Does Mineral Water Spray Assist In Skin Recovery After Co2 Fractional Laser? Expert Post-Op Cooling Guide

Learn how mineral water spray neutralizes heat and reduces swelling after CO2 fractional laser treatment for faster skin recovery.

What Is The Core Function Of The Fractional Co2 Laser In Linear Scar Repair? Unleash Deep Dermal Remodeling

Discover how Fractional CO2 Lasers use micro-thermal injury to break down rigid scar tissue and stimulate collagen for flatter, softer skin.

How Do High-Resolution Digital Imaging Systems Contribute To Standardizing Hair Growth Assessments For Clinical Labs?

Learn how high-resolution imaging ensures clinical consistency through controlled lighting, fixed angles, and objective data for hair growth studies.

What Is The Physiological Mechanism Of Deep Mode In Fractional Co2 Lasers? Revitalize Old Burn Scars Via Collagen Remodeling

Learn how Deep Mode Fractional CO2 lasers use high-density 0.12mm spots to penetrate 1mm deep, breaking down burn scars for collagen regeneration.

What Role Do Co2 Fractional Laser Systems Play In Treating Hs? Precision Deroofing & Minimal Recurrence

Learn how CO2 Fractional Lasers transform Hidradenitis Suppurativa treatment through tissue-sparing deroofing and precise thermal ablation.

Why Is A Professional Skin Tester Essential During The Dermatology Diagnosis? Unlock Precise Data For Better Treatments.

Learn how professional skin testers use multi-wavelength imaging to provide objective data for precise dermatological diagnosis and treatment safety.

What Is The Function Of A Multispectral Analysis System In Ear Keloid Assessment? Precision Data For Better Outcomes

Learn how multispectral analysis systems quantify vascular and fibrous ratios in ear keloids to optimize laser treatment sequencing and efficacy.

Why Is 1.5Mm Needle Length Chosen For Scar Treatment? Achieve Deep Collagen Induction For Clinical Results

Learn why 1.5mm is the professional standard for microneedling scars, targeting the dermal papilla for effective collagen induction and remodeling.

Why Is A Cooled Contact Disc Often Integrated Into Nd:yag Laser Hair Removal Equipment? Maximize Safety And Efficacy

Learn how cooled contact discs in Nd:YAG lasers protect the skin and improve follicle penetration through blood displacement and conductive cooling.

What Is The Primary Function Of Fractional Co2 Laser In Alopecia Areata? Boost Regrowth With Ablative Technology

Learn how Fractional CO2 Lasers treat Alopecia Areata by creating MTZs to stimulate follicles and enhance drug delivery for faster hair regrowth.

What Is The Purpose Of Adjusting Laser Power And Dwell Time During Neck Skin Resurfacing? Achieve Precision Resurfacing

Learn how adjusting CO2 laser power and dwell time optimizes ablation depth and thermal coagulation for safe, effective neck skin rejuvenation.

What Are The Core Advantages Of Implementing Early Laser Intervention? Superior Scar Results With Proactive Management

Discover why early laser intervention outperforms traditional scar treatment by regulating collagen and preventing hypertrophic tissue formation.

Why Is The Fractional Co2 Laser Frequently Used As A Tool For Assisted Drug Penetration? Enhance Clinical Efficacy

Learn how Fractional CO2 lasers create micro-channels to boost drug absorption, reduce pain, and overcome skin barriers in clinical settings.

What Are The Clinical Advantages Of Using The Long-Pulse Nd:yag Laser For Managing Hs? Achieve 65% Severity Reduction

Discover how Long-pulse Nd:YAG lasers treat Hidradenitis Suppurativa by targeting follicles, reducing inflammation, and halting disease progression.

What Is The Role Of High-Energy Co2 Lasers In Acne Keloidalis Nuchae Treatment? Effective Mass Removal & Tissue Ablation

Learn how high-energy CO2 lasers vaporize keloidal masses, stimulate dermal remodeling, and provide surgical precision for Acne Keloidalis Nuchae.

What Are The Long-Term Advantages Of Continuous Wave Co2 Laser Systems? Superior Collagen Remodeling Explained

Discover how Continuous Wave CO2 lasers outperform pulsed systems in collagen synthesis and long-term skin structural stability.

How Is The Investigator's Global Assessment (Iga) Scale Used To Evaluate Fractional Co2 Laser? Track Clinical Success

Learn how the IGA scale standardizes Fractional CO2 Laser outcomes by quantifying lesion reduction and clinical severity for proven results.

What Is The Primary Purpose Of Utilizing Epidermal Cooling Tools? Enhance Safety In Fractional Laser Treatments

Learn how epidermal cooling tools like ice rollers protect skin, reduce pain, and prevent PIH during fractional laser procedures.

What Role Does High-Precision Digital Photography Play In Fractional Ablative Co2 Laser Follow-Up? (Expert Guide)

Learn how high-precision photography validates CO2 laser outcomes, tracks collagen regeneration, and ensures objective post-op clinical assessment.

What Is The Mechanism Of Action For Fractional Co2 Laser For Lichen Sclerosus? Advanced Tissue Remodeling Explained

Explore how fractional CO2 laser therapy treats refractory Lichen Sclerosus by enhancing drug delivery and stimulating deep tissue remodeling.

What Is The Function Of Handheld Forced-Air Cooling Systems During Ablative Fractional Skin Resurfacing? Boost Safety

Learn how forced-air cooling systems manage thermal energy, reduce pain, and prevent epidermal damage during fractional laser treatments.

Why Is The 1064-Nm Nd:yag Laser Considered An Effective Alternative For Treating Thick Hypertrophic Scars?

Discover how the 1064-nm Nd:YAG laser treats thick hypertrophic scars through deep penetration and vascular targeting to reduce scar volume.

What Technical Advantages Does Fractional Co2 Laser Equipment Offer? Achieve Advanced Burn Scar Repair With Belis

Explore why Fractional CO2 lasers outperform traditional ablation for burn scars through rapid healing, deep collagen remodeling, and lower risk.

What Role Does A Eutectic Combination Of Local Anesthetics Play In Microneedling? Unlock Pain-Free Deep Skin Renewal

Learn how eutectic anesthetics enable deep needle penetration and collagen regeneration for more effective microneedling results.

How Does The Combination Of Fractional Co2 Laser And Exosomes Perform? Advanced Results For Atrophic Acne Scars

Learn how combining Fractional CO2 Laser with stem cell exosomes enhances boxcar, icepick, and rolling scar treatment through tissue regeneration.

How Does Fractional Co2 Laser Differ From Hormone Creams? Achieve Non-Hormonal Vaginal Tissue Regeneration

Learn how fractional CO2 laser technology offers biological tissue regeneration and collagen synthesis as a non-hormonal alternative to creams.

What Role Do Microthermal Treatment Zones (Mtzs) Play In Skin Remodeling? Unlock Advanced Co2 Laser Tissue Regeneration

Learn how Microthermal Treatment Zones (MTZs) in fractional CO2 lasers trigger collagen denaturation and healing for effective skin remodeling.

What Are The Advantages Of Using Fractional Picosecond Laser Heads Vs Mechanical Grinding For Scar Repair? Safer Results

Discover why fractional picosecond lasers outperform mechanical grinding for scars by reducing PIH, infection, and downtime while preserving skin.

What Is The Primary Role Of A Medical-Grade Picosecond Nd:yag Laser System Equipped With A Micro-Lens Array (Mla) In Treating Contracture Scars? Advanced Scar Remodeling Technology

Learn how Picosecond Nd:YAG lasers with MLA technology use photoacoustic shockwaves to mechanically remodel contracture scars without skin damage.

What Are The Advantages Of Fractional Mode? Unlock Rapid Healing & Safe Skin Tightening With Fractional Co2 Technology

Learn how Fractional Mode utilizes MTZs and skin bridges to accelerate healing, reduce PIH risks, and provide deep tissue repair for all skin types.

How Does The Fractional Ablation Mode Of Professional Laser Systems Contribute To Eyelid Tightening? Non-Surgical Lift

Learn how fractional CO2 lasers use microscopic thermal zones and neocollagenesis to tighten eyelids and provide lateral traction without surgery.

What Are The Technical Advantages Of Selecting A 25% Coverage Density? Optimize Healing & Safety For Atrophic Lesions

Learn why 25% coverage density in Fractional CO2 Laser treatments offers the ideal balance of collagen remodeling and rapid biological recovery.

Why Is Professional Skin Analysis Equipment Essential For Retinoid Treatments? Quantify Results With Data

Learn how professional skin analysis quantifies wrinkle depth, pigment density, and elasticity to validate and optimize retinoid treatment plans.

What Is The Role Of High-Resolution Dermoscopy In The Evaluation Of Hypertrichosis? Precision In Hair Assessment

Explore how high-resolution dermoscopy provides objective data for diagnosing hypertrichosis, monitoring laser hair removal, and skin evaluation.

Why Use Prp Before Fractional Co2 Laser For Vaginal Atrophy? Optimize Hydration And Results

Learn how PRP rehydrates tissue to maximize Fractional CO2 Laser efficacy in treating vaginal atrophy through synergistic biostimulation.

What Is The Clinical Rationale For 0.5Mm Microneedle Depth In Intimate Whitening? Achieve Safe And Effective Results

Learn why 0.5mm is the optimal depth for intimate area whitening, targeting melanocytes while ensuring patient safety and comfort.

What Are The Advantages Of Using Visible Light Pulsed Lasers For Skin Pigments? Precision In Subsurface Diagnostics

Discover how visible light pulsed lasers and tunable OPOs provide depth-selective probes for accurate skin pigment and epidermal thickness mapping.

Why Is Topical Anesthesia With Occlusive Dressing Necessary For Fractional Co2 Laser? Enhancing Pain Control & Results

Learn why occlusive dressings are essential for Fractional CO2 laser anesthesia to ensure deep absorption and clinical precision.

What Role Do Microthermal Treatment Zones (Mtzs) Play In Fractional Co2 Laser Resurfacing? Advanced Healing Guide

Learn how Microthermal Treatment Zones (MTZs) enable rapid healing and collagen production in Fractional CO2 Laser resurfacing while reducing downtime.

What Is The Mechanism Of Fractional Co2 Laser Equipment For Burn Scars? How Mtz & Collagen Remodeling Work

Learn how Fractional CO2 laser technology uses MTZs and fractional photothermolysis to remodel collagen and effectively treat complex burn scars.

How Do Skin Monitoring Sensors Enhance Light Therapy Devices? Ensuring Safety & Precision In Clinical Treatments

Learn how real-time skin monitoring sensors prevent burns and maximize efficacy in light therapy by automating energy and pulse adjustments.

What Is The Function Of A 3D Skin Analysis System For Acne Scars? Quantify Depth And Volume With High Precision.

Learn how 3D skin analysis systems use indentation mode and the Indentation Index to provide objective, quantitative metrics for atrophic scars.

What Are The Potential Therapeutic Benefits Of Fractional Co2 Laser Technology For Skin Tumor Tissue? Expert Insights

Discover how Fractional CO2 Laser technology offers mass reduction, immune activation, and collagen remodeling for skin tumor tissue treatment.

What Role Does A Sapphire Contact Cooling System Play? Enhancing Safety And Efficacy In Medical Laser Handpieces

Learn how sapphire contact cooling protects the epidermis and enables high-energy laser treatments with maximum patient comfort and safety.

What Are The Core Technical Advantages Of Using An 800Nm Wavelength In Diode Laser? The Gold Standard For Hair Removal

Learn why the 800nm wavelength is the gold standard for diode laser hair removal, offering the perfect balance of penetration and melanin absorption.

What Factors Determine If Co2 Fractional Laser Treatment Is A Suitable Option? Find The Right Candidate For Your Clinic

Learn the clinical factors for CO2 fractional laser suitability, from skin type and medical history to recovery compliance and skin condition.

What Is Paradoxical Adipose Hyperplasia (Pah)? Understand The Rare Cryolipolysis Risk And Treatment

Learn about Paradoxical Adipose Hyperplasia (PAH) after fat freezing: its causes, symptoms, and why surgical intervention is necessary for correction.

Who Is Considered An Ideal Candidate For Diode Laser Hair Removal Treatment? Your Complete Suitability Guide

Discover the ideal candidates for diode laser hair removal, from those with fine, light hair to various skin tones and medical considerations.

What Conditions Prevent Someone From Being A Candidate For Fractional Co2 Laser? Essential Safety Guidelines

Identify major contraindications for fractional CO2 laser, including autoimmune diseases, skin tone risks, and recent medication use.

What Is The Clinical Logic For Using A Multi-Stage Fractionated Laser Treatment? Optimize Vaginal Atrophy Recovery

Learn why a 6-week multi-stage laser protocol is essential for tissue repair, collagen regeneration, and restoring vaginal health naturally.

What Is The Technical Rationale For Combining Micro-Ablative Fractional Co2 Laser Treatment With B3 Agonists?

Explore how combining Fractional CO2 Laser with B3 agonists provides a dual approach to urogenital repair and bladder muscle control.

How Does The Micro-Ablative Mode Of Fractional Co2 Laser Equipment Differ? Clinical Outcomes And Benefits Explained

Learn how micro-ablative CO2 lasers outperform traditional technology by balancing deep tissue remodeling with rapid healing and lower risk.

What Is The Co2 Fractional Laser Mechanism For Atrophic Scars? Deep Collagen Remodeling Explained

Learn how CO2 Fractional Laser treats atrophic scars through Fractional Photothermolysis to stimulate deep collagen regeneration and skin repair.

What Is The Significance Of Applying Medical Petrolatum To The Skin After A Fractional Co2 Laser Treatment? Enhance Recovery

Learn why medical petrolatum is vital for post-CO2 laser care, focusing on wound healing, moisture retention, and infection prevention.

What Are The Unique Advantages Of Using Rf Thermocoagulation For Telangiectasia? Solve Stubborn Micro-Vessels Effectively

Discover how RF high-frequency thermocoagulation treats stubborn vessels <0.2mm that lasers miss, regardless of skin type. Learn more here.

What Is The Primary Role Of An Ablative Co2 Fractional Laser In Pdt? Enhancing Drug Delivery And Clinical Efficacy

Discover how Ablative CO2 Fractional Lasers enhance PDT by creating micro-channels for deep drug penetration and superior clinical outcomes.

What Are The Mechanistic Advantages Of The Fractional Ablation Mode In Co2 Laser Systems? Transform Acne Scar Treatment

Discover how fractional CO2 lasers use microscopic thermal zones and 'bridge' tissue to accelerate healing and repair deep acne scars efficiently.

How Does A High-Energy Q-Switched Nd:yag Laser System Function In Treating Pih? Advanced Pigment Shattering Explained

Learn how Q-Switched Nd:YAG lasers use selective photothermolysis to shatter melanin and treat Post-Inflammatory Hyperpigmentation effectively.

What Is The Primary Mechanism Of Action For A Fractional Co2 Laser? Master Skin Reconstruction With Mtz Technology

Learn how Fractional CO2 Lasers use Microscopic Treatment Zones (MTZs) and thermal ablation to trigger deep collagen remodeling and skin repair.

What Role Do Medical-Grade Lllt Devices Play In Hair Transplants? Boost Graft Survival & Recovery Speed

Learn how medical-grade LLLT enhances hair transplant recovery through photobiomodulation, ATP production, and improved graft survival rates.

What Distinguishes Professional Microneedling From Home Devices? Achieve Deep Scar Remodeling & Professional Results

Learn why professional microneedling, with depths of 1.5mm-3mm and RF technology, is the only effective solution for deep scar tissue remodeling.

Why Is 500Nm-1100Nm Critical For Lllt Hair Restoration? Unlock The Optical Window For Regrowth

Learn why the 500nm to 1100nm wavelength range is essential for deep follicle penetration and effective professional laser hair restoration.

What Are The Advantages Of 635Nm Red Light Led Therapy? Safe & Effective Relief For Ffa And Demodex Infections

Discover how 635nm red light LED therapy provides rapid relief for FFA and Demodex without the systemic side effects of traditional oral medications.

How Does The Recovery Period For Nir Devices Differ From Co2 Lasers? Downtime Vs. Results Explained

Learn why NIR devices offer zero downtime while ablative CO2 lasers require 4-6 days for recovery due to skin barrier vaporization and repair.

How Does The Co2 Fractional Laser Affect Rosacea Infections? Sterilize And Repair Your Skin

Discover how CO2 Fractional Laser pulses neutralize microbial infections in Rosacea, eliminating pustules and cysts while triggering skin repair.

What Key Performance Characteristics Does The 1450-Nm Diode Laser System Possess For Treating Severe Inflammatory Acne?

Learn how 1450-nm diode lasers target sebaceous glands and use dynamic cooling to treat severe acne safely and effectively.

What Is The Primary Advantage Of Fractional Co2 Laser Equipment? Learn How To Treat Melasma With Minimal Pih Risk.

Discover why Fractional CO2 lasers outperform traditional ablation for melasma by reducing PIH risk through Microthermal Treatment Zones.