Introduction:

acne is a multifactor disease that affects the structure and function of the pilosebaceous unit. It is a global condition that starts during adolescence. It can involve the family in its affective and economic sphere in the most severe cases. Low-power laser therapy is used as an alternative medical procedure for the treatment of this disease due to its antibacterial, antiedematous and immune-stimulant action.

Objective:

to determine the behavior of acne vulgar in patients under low potency laser therapy.

Materials and methods:

a descriptive, prospective study was carried out in patients suffering mild and moderated clinical forms of acne vulgaris who assisted the Dermatology consultation of the University Clinico-surgical Hospital “Faustino Perez Hernandez”¨, Matanzas province, from June 2015 to June 2016. The studied variables were age, sex, race, scholarship, acne classification, number of inflammatory lesions per hemiface, lesson size, answer to treatment and satisfaction level. Data were processed with the SPSS statistical package, 16.0 version for Windows.

Results:

the highest presentation frequency was in people aged 18-25 years, of the female sex and white race. The answer was satisfactory independently to classification with 15 sessions, twice a week.

Conclusion:

low potency laser improves and reduces acne vulgaris evolution time.

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