Cryosurgery by tetrafluoroethane: An answer to black gums

J Indian Soc Periodontol. 2013 Mar;17(2):257-60. doi: 10.4103/0972-124X.113093.

Abstract

To highlight the effect of 1,1,1,2 tetrafluoroethane (TFE), a new material for cryosurgery of gingival melanin pigmentation (GMP). Five patients were treated using a TFE-cooled swab and the pre- and post-treatment photographs were compared. Complete keratinization took place in 3-4 weeks after application without any trace of pigmentation. During the follow-up period, no side effects were observed and the improved esthetics were maintained upto 1 year.

Keywords: Esthetics; gingival melanin pigmentation; tetrafluoroethane.

Publication types

  • Case Reports