Squamous odontogenic tumour

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Squamous odontogenic tumour, abbreviated SOT, is a rare oral cavity lesion.[1]


  • Loose teeth.
  • Very rare - less than 50 reported cases.[2]



  • Islands of very bland squamous epithelium.


  • No basal palisading.
  • No nuclear atypia.
  • No mitoses.
  • No squamous pearls.


See also


  1. Badni, M.; Nagaraja, A.; Kamath, V. (Jan 2012). "Squamous odontogenic tumor: A case report and review of literature.". J Oral Maxillofac Pathol 16 (1): 113-7. doi:10.4103/0973-029X.92986. PMID 22438650.
  2. Siar, CH.; Nakano, K.; Ng, KH.; Tomida, M.; Nagatsuka, H.; Kawakami, T. (Apr 2010). "Squamous odontogenic tumor of the mandible: a case report demonstrating immunoexpression of Notch1, 3, 4, Jagged1 and Delta1.". Eur J Med Res 15 (4): 180-4. PMID 20554499.