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WHO Classification of Tumours
WHO Classification of Head and Neck Tumours
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Barnes L, Eveson JW, Reichart P, Sidransky D (Eds.)
World Health Organization Classification of Tumours. Pathology and Genetics of Head and Neck Tumours.
3rd Edition
IARC Press: Lyon 2005

C00-C06, C09-C10, C14 - Lip, Oral Cavity and Oropharynx:
The number attached to each tumour is the ICD-O morphology code of the International Classification of Diseases for Oncology (ICD-O) [1] and the Systematized Nomenclature of Medicine (http://snomed.org).
/0 benign tumours
/1 unspecified, borderline or uncertain behaviour
/2 in situ carcinomas
/3 malignant tumours.

1. Fritz A, Percy C, Jack A, Shanmuragatnam K, Sobin LH, Parkin DM, Whelan S (Eds) International Classification of Diseases for Oncology. World Health Organization: Geneva 2000

Malignant epithelial tumors
    8070/3 Squamous cell carcinoma, NOS
        8051/3 Verrucous carcinoma, NOS
        8083/3 Basaloid squamous cell carcinoma
        8052/3 Papillary squamous cell carcinoma
        8074/3 Squamous cell carcinoma, spindle cell
        8075/3 Acantholytic squamous cell carcinoma,
        8560/3 Adenosquamous carcinoma
    8082/3 Lymphoepithelial carcinoma

Benign epithelial tumors
    8050/0 Papilloma, NOS
    9580/0 Granular cell tumor, NOS
    8071/1 Keratoacanthoma

Salivary gland tumors
    Salivary gland carcinomas
        8550/3 Acinar cell carcinoma
        8430/3 Mucoepidermoid carcinoma
        8200/3 Adenoid cystic carcinoma
        8525/3 Polymorphous low grade adenocarcinoma
        8147/3 Basal cell adenocarcinoma
        8562/3 Epithelial-myoepithelial carcinoma
        8310/3 Clear cell adenocarcinoma, NOS
        8450/3 Papillary cystadenocarcinoma, NOS
        8480/3 Mucinous adenocarcinoma
        8290/3 Oxyphilic adenocarcinoma
        8500/3 Ductal adenocarcinoma
        8982/3 Malignant myoepithelioma
        8941/3 Carcinoma ex pleomorphic adenoma

    Salivary gland adenomas
        8940/0 Pleomorphic adenoma
        8982/0 Myoepithelioma
        8147/0 Basal cell adenoma
        8149/0 Canalicular adenoma
        8503/0 Intraductal papilloma
        8440/0 Cystadenoma, NOS

Soft tissue tumors
    9140/3 Kaposi sarcoma
    9170/0 Lymphangioma, NOS

Haematolymphoid tumors
    9680/3 Diffuse large B-cell lymphoma (DLBCL), NOS
    9673/3 Mantle cell lymphoma
    9690/3 Follicular lymphoma
    9699/3 Extranodal marginal zone lymphoma of mucosa-associated lymphoid tissue (MALT lymphoma)
    9687/3 Burkitt lymphoma
    9714/3 Anaplastic large cell lymphoma, ALK positive
    9734/3 Extraosseous plasmacytoma
    9751/3 Langerhans cell histiocytosis
    9930/3 Myeloid sarcoma
    9758/3 Follicular dendritic cell sarcoma

8720/3 Melanoma, NOS