WHO classification of odontogenic and maxillofacial bone tumors

Last revised by Joachim Feger on 15 Aug 2021

The WHO classification of odontogenic and maxillofacial bone tumors, last published in 2017, is a subset of the WHO classification of head and neck tumors (4th edition), which lays out a histological classification system for neoplasms and other tumors related to the odontogenic apparatus.

Classification

Malignant odontogenic tumors
Benign odontogenic tumors
Odontogenic cysts
Malignant maxillofacial bone and cartilage tumors 
Benign maxillofacial bone and cartilage tumors
Fibro-osseous and osteochondromatous lesions
Giant cell lesions and simple bone cyst 
Hematolymphoid tumors

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Cases and figures

  • Case 1: Odontoma
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  • Case 3: Cementoblastoma
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  • Case 4: Cemento-ossifying fibroma
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  • Case 2: Ameloblastic fibro-odontoma
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  • Case 5: Maxillary odontogenic keratocyst
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  • Case 6: Odontogenic myxoma of the maxilla
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  • Case 7: Ameloblastoma
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  • Case 8: Ameloblastoma
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  • Case 9: Ameloblastoma
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