1. How does the dermatologist choose the right treatment for acne scar? 

Ans: The most important thing is to determine the type of acne scar, because each type of scar is treated in different ways. 

2. What are subtypes of acne scar? 

Ans: Acne scar has 4 types according to the figure. 

3. What are the main choices of acne scar treatment? 

  • Adjust the red color of acne scar > by vascular laser such as pulse dye laser.  
  • Stimulate collagen production > by topical retinoid, polynucleotide, hyaluronic acid, platelet rich plasmas and fractional laser.  
  • Change the morphology of scar into small linear scar > by punch excision of acne scar.  
  • Lift the scar > by punch elevation or filler augmentation.  
  • Cut dermal tethering > by subcision.  

4. Which type of acne scar has good respond to laser? 

Ans: Rolling scar, Shallow box scar and Hypertrophic scar  

5. Which type of acne scar has excellent result to acne scar surgery? 

Ans: Deep box scar and Deep rolling scar 

6. Which type of scar responds well to  subcision?  

Ans: Deep rolling scar 

7. How can the dermatologist treat the difficult refractory icepick scar? 

Ans: They use trichloroacetic acid for chemical reconstruction of skin scars (TCA-CROSS) which is a minimally invasive, safe, and cost-effective technique for resistant ice pick scar. 

8. Can hyaluronic acid (Filler) improve the scar appearance?  

Ans: Hyaluronic acid fillers are effective in harmonizing acne scars due to their filling effect. 

9. What are treatment modalities in Bangkok Hospital Phuket? 

Ans: We have many options to solve all type of acne scars on your face & body, described here;  

  • Laser: Fractional CO2 laser, Pulse dye laser (Vbeam)   
  • Injectable: Polynucleotide for acne scar, Platelet rich plasma, Hyaluronic acid-based filler.  
  • Acne surgery: Punch excision, Punch elevation, Subcision, Hypertrophic scar injection (triamcinolone acetonide, 5-fluorouracil, bleomycin), Keloid excision   
  • Trichloroacetic acid for chemical reconstruction of skin scars (TCA-CROSS)  


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