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Odontogenic tumors: A Retrospective Study in Egyptian population using WHO 2017 classification
L Al-Aroomy1, M Wali, M Alwadeai
1Faculty of Dentistry Cairo University Elmanial Street, Cairo, Egypt Leena.ali@dentistry.cu.edu.eg.
Medicina Oral, Patologia Oral Y Cirugia Bucal
|April 14, 2022
Summary
This study analyzed 230 odontogenic tumors (OTs) in Cairo, finding ameloblastoma most common. Understanding OT distribution is crucial for oral surgeons and pathologists.
Area of Science:
- Oral Pathology
- Oncology
- Head and Neck Surgery
Background:
- Odontogenic tumors (OTs) exhibit significant clinicopathological heterogeneity.
- Understanding the frequency and distribution of OTs is vital due to their variable behavior.
Purpose of the Study:
- To evaluate the frequency and distribution of odontogenic tumors.
- To classify OTs according to the 2017 WHO Classification of Head and Neck Tumors.
- To compare findings with existing literature.
Main Methods:
- Retrospective cross-sectional study of 230 odontogenic tumors (2014-2018).
- Data collected from six educational hospitals and one institute in Cairo.
- Analysis included frequency, age, gender, and anatomical site, using SPSS software.
Main Results:
- Intraosseous odontogenic tumors comprised 2.56% of oral and maxillofacial biopsies.
- Ameloblastoma was the most frequent OT (55.65%), predominantly in the mandible.
- Females were more affected, with most cases in the third and fourth decades; no peripheral OTs were diagnosed.
Conclusions:
- Findings show similarities and differences compared to previous studies.
- OT classification and sample size influence study outcomes.
- Retrospective analyses of OT frequency aid understanding for clinicians and pathologists.

