Chapter II
Neoplasms
(C00-D48)

Malignant neoplasms
(C00-C97)

Malignant neoplasms, stated or presumed to be primary, of specified sites, except of lymphoid, haematopoietic and related tissue
(C00-C75)

Malignant neoplasms of lip, oral cavity and pharynx
(C00-C14)

C00 Malignant neoplasm of lip
Excludes: skin of lip ( C43.0 , C44.0 )
C00.0 External upper lip
Upper lip:
· NOS
· lipstick area
· vermilion border
C00.1 External lower lip
Lower lip:
· NOS
· lipstick area
· vermilion border
C00.2 External lip, unspecified
Vermilion border NOS
C00.3 Upper lip, inner aspect
Upper lip:
· buccal aspect
· frenulum
· mucosa
· oral aspect
C00.4 Lower lip, inner aspect
Lower lip:
· buccal aspect
· frenulum
· mucosa
· oral aspect
C00.5 Lip, unspecified, inner aspect
Lip, not specified whether upper or lower:
· buccal aspect
· frenulum
· mucosa
· oral aspect
C00.6 Commissure of lip
C00.8 Overlapping lesion of lip
[See note 5 at the beginning of this chapter]
C00.9 Lip, unspecified

C01 Malignant neoplasm of base of tongue
Dorsal surface of base of tongue
Fixed part of tongue NOS
Posterior third of tongue

C02 Malignant neoplasm of other and unspecified parts of tongue
C02.0 Dorsal surface of tongue
Anterior two-thirds of tongue, dorsal surface
Excludes: dorsal surface of base of tongue ( C01)
C02.1 Border of tongue
#C02.10 Tip of tongue
#C02.11 Lateral border of tongue
#C02.19 Border of tongue, unspecified
C02.2 Ventral surface of tongue
Anterior two-thirds of tongue, ventral surface
Frenulum linguae
C02.3 Anterior two-thirds of tongue, part unspecified
Middle third of tongue NOS
Mobile part of tongue NOS
C02.4 Lingual tonsil
Excludes: tonsil NOS ( C09.9)
C02.8 Overlapping lesion of tongue
[See note 5 at the beginning of this chapter]
Malignant neoplasm of tongue whose point of origin cannot be classified to any one of the categories C01-C02.4
C02.9 Tongue, unspecified

C03 Malignant neoplasm of gum
Includes: alveolar (ridge) mucosa
gingiva
Excludes: malignant odontogenic neoplasms ( C41.0-C41.1)
C03.0 Upper gum
# Maxillary gingival and alveolar ridge mucosa
#
Excludes: maxillary tuberosity (C06.20 )
C03.1 Lower gum
# Maxillary gingival and alveolar ridge mucosa
#
Excludes: mandibular retromolar area (C06.21 )
C03.9 Gum, unspecified
#
Maxillary gingival and alveolar ridge mucosa NOS

C04 Malignant neoplasm of floor of mouth
C04.0 Anterior floor of mouth
Anterior to the premolar-canine junction
C04.1 Lateral floor of mouth
C04.8 Overlapping lesion of floor of mouth
[See note 5 at the beginning of this chapter]
C04.9 Floor of mouth, unspecified

C05 Malignant neoplasm of palate
C05.0 Hard palate
C05.1 Soft palate
Excludes: nasopharyngeal surface of soft palate ( C11.3 )
C05.2 Uvula
C05.8 Overlapping lesion of palate
[See note 5 at the beginning of this chapter]
C05.9 Palate, unspecified
Roof of mouth

C06 Malignant neoplasm of other and unspecified parts of mouth
C06.0 Cheek mucosa
Buccal mucosa NOS
Internal cheek
C06.1 Vestibule of mouth
#C06.10 Upper labial sulcus
#C06.11 Upper buccal sulcus
#C06.12 Lower labial sulcus
#C06.13 Lower buccal sulcus
#C06.14 Upper sulcus, unspecified
#C06.15 Lower sulcus, unspecified
#C06.19 Vestibule of mouth, unspecified
C06.2 Retromolar area
#C06.20 Maxillary tuberosity
#C06.21 Mandibular retromolar area
#C06.29 Retromolar area, unspecified
C06.8 Overlapping lesion of other and unspecified parts of mouth
[See note 5 at the beginning of this chapter]
C06.9 Mouth, unspecified
Minor salivary gland, unspecified site
Oral cavity NOS

C07 Malignant neoplasm of parotid gland

C08 Malignant neoplasm of other and unspecified major salivary glands
Excludes: malignant neoplasms of specified minor salivary glands which are classified according to their anatomical location
malignant neoplasms of minor salivary glands NOS ( C06.9 )
parotid gland ( C07 )
C08.0 Submandibular gland
Submaxillary gland
C08.1 Sublingual gland
C08.8 Overlapping lesion of major salivary glands
[See note 5 at the beginning of this chapter]
Malignant neoplasm of major salivary glands whose point of origin cannot be classified to any one of the categories C07-C08.1
C08.9 Major salivary gland, unspecified
Salivary gland (major) NOS

C09 Malignant neoplasm of tonsil
Excludes: lingual tonsil ( C02.4 )
pharyngeal tonsil ( C11.1 )
C09.0 Tonsillar fossa
C09.1 Tonsillar pillar (anterior)(posterior)
C09.8 Overlapping lesion of tonsil
[See note 5 at the beginning of this chapter]
C09.9 Tonsil, unspecified
Tonsil:
· NOS
· faucial
· palatine

C10 Malignant neoplasm of oropharynx
Excludes: tonsil ( C09.- )
C10.0 Vallecula
C10.1 Anterior surface of epiglottis
Epiglottis, free border [margin]
Glossoepiglottic fold(s)
Excludes: epiglottis (suprahyoid portion) NOS ( C32.1 )
C10.2 Lateral wall of oropharynx
C10.3 Posterior wall of oropharynx
C10.4 Branchial cleft
Branchial cyst [site of neoplasm]
C10.8 Overlapping lesion of oropharynx
[See note 5 at the beginning of this chapter]
Junctional region of oropharynx
C10.9 Oropharynx, unspecified

C11 Malignant neoplasm of nasopharynx
C11.0 Superior wall of nasopharynx
Roof of nasopharynx
C11.1 Posterior wall of nasopharynx
Adenoid
Pharyngeal tonsil
C11.2 Lateral wall of nasopharynx
Fossa of Rosenmüller
Opening of auditory tube
Pharyngeal recess
C11.3 Anterior wall of nasopharynx
Floor of nasopharynx
Nasopharyngeal (anterior)(posterior) surface of soft palate
Posterior margin of nasal:
· choana
· septum
C11.8 Overlapping lesion of nasopharynx
[See note 5 at the beginning of this chapter]
C11.9 Nasopharynx, unspecified
Nasopharyngeal wall NOS

C12 Malignant neoplasm of piriform sinus
Piriform fossa

C13 Malignant neoplasm of hypopharynx
Excludes: piriform sinus ( C12 )
C13.0 Postcricoid region
C13.1 Aryepiglottic fold, hypopharyngeal aspect
Aryepiglottic fold:
· NOS
· marginal zone
Excludes: aryepiglottic fold, laryngeal aspect ( C32.1 )
C13.2 Posterior wall of hypopharynx
C13.8 Overlapping lesion of hypopharynx
[See note 5 at the beginning of this chapter]
C13.9 Hypopharynx, unspecified
Hypopharyngeal wall NOS

C14 Malignant neoplasm of other and ill-defined sites in the lip, oral cavity and pharynx
Excludes: oral cavity NOS ( C06.9)
C14.0 Pharynx, unspecified
@C14.1 Laryngopharynx
C14.2 Waldeyer's ring
C14.8 Overlapping lesion of lip, oral cavity and pharynx
[See note 5 at the beginning of this chapter]
Malignant neoplasm of lip, oral cavity and pharynx whose point of origin cannot be classified to any one of the categories C00-C14.2