Oral cancer

The term ‘oral cancer’ is used in this guideline to refer to cancer of the lip (ICD-9 code 140), tongue (code 141), gum (code 143), floor of mouth (code 144), other unspecified parts of the mouth (code 145), oropharynx (code 146), hypopharynx (code 148) and other ill-defined sites within the lip, oral cavity and pharynx (code 149). This definition excludes cancers of the salivary glands (code 142) and the nasopharynx (code 147).