Ameloblastoma MRI

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Editor-In-Chief: C. Michael Gibson, M.S., M.D. [1] ; Associate Editor(s)-in-Chief: Vamsikrishna Gunnam M.B.B.S [2], Simrat Sarai, M.D. [3]


Head and neck MRI may be helpful in the diagnosis of ameloblastoma. Findings on MRI diagnostic of ameloblastoma include mixed solid and cystic pattern, thick irregular walls with papillary solid structures projecting into the lesion.


Head and neck MRI may be helpful in the diagnosis of ameloblastoma. Findings on MRI diagnostic of ameloblastoma include:[1][2][3][4][5][6]


  1. Asaumi J, Hisatomi M, Yanagi Y, Matsuzaki H, Choi YS, Kawai N, Konouchi H, Kishi K (October 2005). "Assessment of ameloblastomas using MRI and dynamic contrast-enhanced MRI". Eur J Radiol. 56 (1): 25–30. doi:10.1016/j.ejrad.2005.01.006. PMID 16168260.
  2. Konouchi H, Asaumi J, Yanagi Y, Hisatomi M, Kawai N, Matsuzaki H, Kishi K (May 2006). "Usefulness of contrast enhanced-MRI in the diagnosis of unicystic ameloblastoma". Oral Oncol. 42 (5): 481–6. doi:10.1016/j.oraloncology.2005.10.001. PMID 16488178.
  3. Sumi, M.; Ichikawa, Y.; Katayama, I.; Tashiro, S.; Nakamura, T. (2008). "Diffusion-Weighted MR Imaging of Ameloblastomas and Keratocystic Odontogenic Tumors: Differentiation by Apparent Diffusion Coefficients of Cystic Lesions". American Journal of Neuroradiology. 29 (10): 1897–1901. doi:10.3174/ajnr.A1266. ISSN 0195-6108.
  4. Cankurtaran, Ceylan Z.; Branstetter, Barton F.; Chiosea, Simion I.; Barnes, E. Leon (2010). "Ameloblastoma and Dentigerous Cyst Associated with Impacted Mandibular Third Molar Tooth". RadioGraphics. 30 (5): 1415–1420. doi:10.1148/rg.305095200. ISSN 0271-5333.
  5. Han Y, Fan X, Su L, Wang Z (2018). "Diffusion-Weighted MR Imaging of Unicystic Odontogenic Tumors for Differentiation of Unicystic Ameloblastomas from Keratocystic Odontogenic Tumors". Korean J Radiol. 19 (1): 79–84. doi:10.3348/kjr.2018.19.1.79. PMC 5768511. PMID 29354003.
  6. Fujita M, Matsuzaki H, Yanagi Y, Hara M, Katase N, Hisatomi M, Unetsubo T, Konouchi H, Nagatsuka H, Asaumi JI (2013). "Diagnostic value of MRI for odontogenic tumours". Dentomaxillofac Radiol. 42 (5): 20120265. doi:10.1259/dmfr.20120265. PMC 3635777. PMID 23468124.

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