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.