Fractional carbon dioxide (CO2) laser combined with topical tretinoin for the treatment of different forms of cystic acne.

This study reports on just two patients, one with small (micro) cysts and one with resistant nodular cystic acne.  Just one treatment with the CO2 laser plus treatment with a topical treatment with a tretinoin and antibiotic gel for a month

J Cosmet Laser Ther. 2017 Jul 10. doi: 10.1080/14764172.2017.1349323. [Epub ahead of print]

Fractional carbon dioxide (CO2) laser combined with topical tretinoin for the treatment of different forms of cystic acne.

Pestoni Porvén C1, Vieira Dos Santos V1, Del Pozo Losada J1.