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Table 1 Topography distribution according to the ICD-10-CM Diagnosis Code in the definition of oral malignant neoplasms for 337 cases

From: Oro-facial malignancy in north of Iraq: a retrospective study of biopsied cases

ICD Topographic location No % ICD   No %
C00 Lip 34 10.1 C00.0 External upper lip 1 .3
C00.1 External lower lip 22 6.5
C00.3 Upper lip, inner aspect 1 .3
C00.4 Lower lip, inner aspect 5 1.5
C00.5 Unspecified, inner aspect 1 .3
C00.6 Commissure of lip 4 1.2
C01 Base of tongue 2 .6 C01 Base of tongue 2 .6
C02 Other and unspecified parts of the tongue 48 14.2 C02.0 Dorsal surface of tongue 5 1.5
C02.1 Border of tongue 26 7.7
C02.2 Ventral surface of tongue 1 .3
C02.8 Overlapping sites of tongue 4 1.2
C02.9 Tongue, unspecified 12 3.6
C03 Gum and alveolar mucosa 15 4.5 C03.0 Upper gum 4 1.2
C03.1 Lower gum 5 1.5
C03.9 Gum, unspecified 6 1.8
C04 Floor of mouth 16 4.7 C04.0 Anterior floor of mouth 1 .3
C04.9 Floor of mouth, unspecified 15 4.5
C05 Palate 33 9.8 C05.0 Hard palate 10 3.0
C05.1 Soft palate 6 1.8
C05.9 Palate, unspecified 17 5
C06 Other and unspecified parts of the mouth 61 18.1 C06.0 Cheek mucosa 20 5.9
C06.2 Retromolar area 6 1.8
C06.8 Overlapping sites of other and unspecified parts 31 9.2
C06.9 Mouth, unspecified 4 1.2
C07 Parotid gland 29 8.6 C07 Parotid gland 29 8.6
C08 Other and unspecified major salivary glands 4 1.2 C08.0 Submandibular gland 2 .6
C08.1 Sublingual gland 1 .3
C08.9 Major salivary gland, unspecified 1 .3
C10 Oropharynx 2 0.6 C10.2 Lateral wall of oropharynx 2 .6
C31 Maxillary sinuses 3 .9 C31.0 Maxillary sinus 3 .9
C41 Bone 29 8.6 C41.0 Bones of skull and face 16 4.7
C41.1 Mandible 13 3.9
C43 Malignant melanoma of skin 1 .3 C43.9 Malignant melanoma of skin, unspecified 1 .3
C44 Other malignant neoplasms of the skin 24 7.1 C44 Other and unspecified skin 1 .3
C44.01 Skin of lip 5 1.5
C44.31 BCC skin of other and unspecified parts of face 9 2.7
C44.320 SCC of skin of unspecified parts of face 8 2.4
C44.399 Other specified of skin of other parts of face 1 .3
C77 Secondary 22 6.5 C77.0 Unspecified of lymph nodes 22 6.5
C79 14 4.2 C79.2 Skin 2 .6
C79.51 Bone 1 .3
C79.89 Other specified sites 11 3.3