of the cancer staging manual, effective January 1st 2017. (2010) American Joint Committee on Cancer (AJCC) staging system may not accurately reflect the differences in stage-related prognosis as a resource to guide treatment. These, among other emerging findings, have resulted in evidence that the 7th ed. The use of these terms interchangeably has since become obsolete, as translational and clinical research has distinguished one from the other in many respects other than just anatomic site, such as by risk factors, patient demographics, etiopathogenesis, and management. Historically, squamous cell carcinomas of the oral cavity (OCSCC) and oropharynx (OPSCC) have been grouped together as similar diseases with the terms “oral” and “oropharyngeal” used synonymously.
The anatomy of the oral cavity and the oropharynx (used with permission from artist, Lauren Visserman). AHNS – Patient Education on Post-Treatment Care.
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