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Table 1 Anatomical regions of the oral cavity and oropharynx

From: 3D-printed individualized tooth-borne tissue retraction devices compared to conventional dental splints for head and neck cancer radiotherapy: a randomized controlled trial

Oral cavity

Oropharynx

Hard palate

Soft palate/uvula

Buccal mucosa right/left

Oropharyngeal sidewall right/left

Tongue (anterior 2/3)

The base of the tongue

Floor of mouth

Posterior pharyngeal wall

  1. According to the 8th edition of the Union for International Cancer Control (UICC) tumor node metastasis (TNM) classification