Surgical Scar Treatment in Seoul
Keloid and hypertrophic scar reduction with combination therapy
Keloid and hypertrophic scar reduction with combination therapy
Post-surgical scars and traumatic wound scars form as part of normal healing but can become problematic when excessive collagen deposition occurs. Hypertrophic scars remain within the original wound boundaries but become thick, raised, and tight. Keloid scars extend beyond the original wound boundary, grow progressively, and are particularly common in darker skin types and over areas of tension like the chest, shoulders, and earlobes.
The pathophysiology of excessive scarring involves prolonged inflammatory responses, increased growth factor signaling, and myofibroblast proliferation. Steroid injections suppress these inflammatory pathways and inhibit collagen synthesis. Fractional CO₂ laser breaks down the cross-linked collagen structure and triggers dermal remodeling. Potenza RF combines mechanical microneedling with radiofrequency heating to stimulate controlled healing and new collagen deposition.
At ABLE Dermatology, we combine intralesional steroid injection (to suppress excessive collagen), fractional CO₂ laser (to remodel scar architecture), and Potenza RF (to stimulate structured collagen regeneration). Early-stage hypertrophic scars respond best to this combination. Mature keloids require longer treatment protocols and may benefit from repeat steroid injection combined with laser resurfacing.
Hypertrophic scars (raised, within wound boundary): These are most responsive to early intervention. Steroid injection flattens the scar within 2-3 injections. Combined with fractional CO₂ laser to soften texture and Potenza RF to regenerate healthy collagen, optimal results appear within 4-6 months.
Keloid scars (extend beyond wound, grow progressively): These require more aggressive treatment. Steroid injection is essential but often needs higher concentrations and monthly dosing. Fractional laser is used carefully to avoid triggering further keloid growth. Potenza RF helps redirect collagen deposition toward normal architecture.
Tension-prone areas (chest, shoulders, earlobes): These areas have high mechanical tension that promotes excessive scarring. Treatment must be combined with pressure garments or silicone sheets post-procedurally to reduce tension and prevent recurrence.
Mature/old scars (>1 year): Established scars have remodeled collagen that is more resistant to treatment but still responsive. Multiple sessions spaced 6-8 weeks apart with fractional laser and Potenza RF gradually improve texture and appearance.
Clinical examination determines scar maturity, type (hypertrophic vs keloid), location, and surrounding skin characteristics. Darker skin types require modified protocols to minimize keloid recurrence risk. Baseline photography documents scar severity.
Intralesional steroid injection initiates treatment, suppressing inflammatory pathways. Fractional CO₂ laser applied at appropriate intervals remodels scar architecture. Potenza RF stimulates controlled collagen redeposition. Pressure garments or silicone sheets manage mechanical tension.
Monthly or bi-monthly assessments monitor progress. Repeat steroid injections continue as needed. Post-laser care prioritizes sun protection and hydration. Long-term results continue improving 6-12 months after completing active treatment.
Hypertrophic scars remain within the original wound boundaries and often improve with conservative treatment. Keloid scars extend beyond the original wound, grow progressively, and require more aggressive intervention. Both result from excessive collagen deposition but follow different biological pathways.
Intralesional steroid injections suppress excessive collagen production and inflammatory signaling within the scar tissue. This flattens and softens the scar. Multiple injections spaced 4-6 weeks apart are typically needed. Combined with fractional laser, steroid injections achieve optimal results for hypertrophic and early keloid scars.
Yes, even years-old scars can improve significantly. Mature scars have remodeled collagen that responds well to fractional laser and Potenza RF. Laser energy breaks down cross-linked collagen and triggers remodeling. Treatment takes longer with mature scars (8-12 weeks between sessions), but visible improvement is achievable.
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This page constitutes medical advertising in accordance with Article 56 of the Korean Medical Service Act, and treatment results may vary by individual.
