Use of Intense Pulsed Light (IPL) in Indian Skin Types - ResearchGate

No. treatments 1 2 3 4 5 6 7Hirsutism 0.1 0.4 1.2 1.5 2.5 1.0 3.0Acne Improvement:(n = 16) (n = 7) (n = 5) (n = 4) (n = 2) (n = 1) (n = 2)Cosmetic 0.5 1.0 2.0 2.3 - - -(n = 6) (n = 20) (n = 3) (n = 3) - - -0 = No reduction (25%),2 = Moderate Reduction (>50%),3 = Significant Reduction (>70%).The improvement in results with increasing numbers of treatments was best shown in acne improvement grades with somereduction achieved in only two treatments.3SignificantreductionTable 2—Hair removalAverage treatment grading scores with different numbers of treatments for hirsutism and cosmetic facial hair removal.0 = No reduction (25%), 2 = Moderate Reduction (>50%), 3 = Good Reduction (>70%).Satisfaction2Moderatereduction1Somereduction0No reduction1 2 3 4 5 7 10No. of treatmentsFigure 5—Acne improvement: Graph showing patient satisfaction withsome reduction achieved in only two treatments.Figure 6—Acne: Female, age 20 yrs, skin type V, before and three monthsafter (5 treatments at 2-3 week intervals using a fluence of 10 J/cm 2 ,single 50 ms pulse).No. treatments 1 2 3 4 5 7 10Facial acne 0.4 1.2 1.7 2.0 3.0 3.0 3.0Pigmented Lesions:0 = No Lightening (25%),2 = Moderate Lightening (>50%),3 = Good Lightening (>70%)4 = Complete Clearance (>90%).(n = 18) (n = 9) (n = 3) (n = 2) (n = 1) (n = 1) (n = 1)Table 3—AcneAverage treatment grading scores for facial acne. 0 = No reduction (25%),2 = Moderate Reduction (>50%), 3 = Significant Reduction (>70%)Clinically assessed improvement (lightening) of pigmented lesions ranged from “no lightening” at all to “complete clearance”.Where multiple treatments were undertaken the greatest degree of lightening was achieved. With freckles, melasma andpost-inflammatory hyperpigmentation (PIH), multiple treatments were needed to produce satisfactory results.Café au lait did not respond even after 3 treatments.6