234: Carcinoma in situ of other and unspecified sites
235.1 Lip, oral cavity, and pharynx
Gingiva
Hypopharynx
Minor salivary glands
Mouth
Nasopharynx
Oropharynx
Tongue
Excludes:
aryepiglottic fold or interarytenoid fold, laryngeal aspect (235.6)
epiglottis:
NOS (235.6)
suprahyoid portion (235.6)
skin of lip (238.2)

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