MICROGNATHISM OR HYPOPLASIA OF MANDIBLE â€“A REVIEW
Mohammad-Esmaiil Hassani M.D., Hamid Karimi M.D.*, Hosein Hassani M.D. and Ali Hassani M.D.
Background: Micrognathia is a frequent congenital deformity in our country and its treatment needs very high experience and highly qualified Orthognatic surgeon. Objective: to discuss the diferent methods in treatment of Mandibular Hypoplasia. Materials and Methods: A huge survey in the literature and 3 databases was done and all of the methods and their efficacies were studied and compared. The keywords were micrognathia, Mandibular hypoplasia, treatment, Osteotomy, Distraction Osteotomy. We reviewed all of the patents related to Distraction Osteogenesis. Results: During 6 months more than 2303 papers were found and some of them that were not relevant were omitted. Then those with strong evidence were selected, 32 papers. Discussion and conclusion: All of the methods for treatment of Mandibular hypoplasia were studied and were discussed here. The best treatment for micrognathia are Bilateral saggital splitting and Bilateral Distraction Oseogenesis method. Distaction osteogenesis with a flexible drive assembly (PCT/IB 2013/054225) is also a new method for having better results.Both are effective and reliable procedures for hypoplasia of Mandible and the results are comparable with older methods.
Keywords: Micrognathia, Hypoplasia, Mandible, Distraction, Osteogenesis.
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