TREATMENT TECHNIQUES FOR OROANTRAL COMMUNICATIONS AND FISTULAS.

Aim: To describe the main characteristics of the treatment techniques for oroantral communications and fistulas. Methodology: This work was accomplished from scientific articles found in the bibliographic catalogued databases PubMed, Scielo, Google Scholar and ResearchGate searcher, under the English descriptors Oroantral Fistula, Oral Fistula, Maxillary Sinus and Surgery Oral, published until the end of the first trimester of the year 2018. Results: The oroantral communications allow the passage of food, liquids, and microorganisms, causing maxillary sinusitis; the diagnosis is made from anamnesis, clinical examination and complementary imaging tests. The treatment need an approach that presents the capacity to promote closure of the communication or fistula, leading to the recovery of health and depending on the characteristics of each case, it may vary from the need to use a simpler and easier to handle flap such as vestibular flap, palatal flap rotation or a combination of these, until the need to perform a more complex as the rotation of the adipose Bichat\'s bulla. Conclusion:The professional who performs dental extractions must be able to treat these complications, otherwise he should consider referral to a specialist when, clinical and complementary examinations, the communication risk is perceived.