Background: The purpose of this systematic review was to gather more information on impacted teeth called "kissing molars", and their treatment, allowing the oral surgeon to guide the clinical resolution. Methods: An electronic survey was conducted in five databases and manual search, in accordance with the Guidelines for Preferred Reporting Items for Systematic Reviews (PRISMA). The inclusion criteria were studies in which at least one patient was diagnosed with "kissing molars"; published in English, since 2000. Results: Fifteen studies were included for the analysis, totaling 37 patients evaluated, being 21% (8) bilateral cases, 54% (20) unilateral cases and 24% (9) cases were not specified. In 40% (15) patients presented some symptoms that led to the diagnosis. The treatment performed in most cases was dental extraction 89% (33 patients) with post-operative complications in 8% of the cases. Conclusion: The findings of this systematic review suggest a complement in the classification and standardization of this clinical condition, to help in the planning and treatment.