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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





C30-C31 - Nasal cavity and Sinuses:
 
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 tumours
    8070/3 Squamous cell carcinoma, NOS
        8051/3 Verrucous carcinoma, NOS
        8052/3 Papillary squamous cell carcinoma
        8083/3 Basaloid squamous cell carcinoma
        8074/3 Squamous cell carcinoma, spindle cell
        8560/3 Adenosquamous carcinoma
        8075/3 Acantholytic squamous cell carcinoma,
    8082/3 Lymphoepithelial carcinoma
    8020/3 Undifferentiated carcinoma

    Adenocarcinoma
        8144/3 Adenocarcinoma, intestinal type
        8140/3 Adenocarcinoma, NOS

    Salivary gland-type carcinomas
        8200/3 Adenoid cystic carcinoma
        8550/3 Acinar cell carcinoma
        8430/3 Mucoepidermoid carcinoma
        8562/3 Epithelial-myoepithelial carcinoma
        8310/3 Clear cell adenocarcinoma, NOS
        8982/3 Malignant myoepithelioma
        8941/3 Carcinoma ex pleomorphic adenoma
        8525/3 Polymorphous low grade adenocarcinoma

    Neuroendocrine tumors
        8240/3 Neuroendocrine tumor G1 (NET G1) / Carcinoid
        8249/3 Neuroendocrine tumor G2 (NET G2)
        8041/3 Small cell neuroendocrine carcinoma

Benign epithelial tumours
    Sinonasal papillomas
        8121/1 Transitional cell papilloma, inverted, NOS
        8121/0 Schneiderian papilloma, NOS

    Salivary gland-type adenomas
        8940/0 Pleomorphic adenoma
        8982/0 Myoepithelioma
        8290/0 Oncocytoma

Soft tissue tumours
    Malignant tumors
        8810/3 Fibrosarcoma, NOS
        8830/3 Malignant fibrous histiocytoma
        8890/3 Leiomyosarcoma, NOS
        8900/3 Rhabdomyosarcoma, NOS
        9120/3 Angiosarcoma
        9540/3 Malignant peripheral nerve sheath tumor

    Borderline and low malignant potential tumors
        8821/1 Desmoid-type fibromatosis
        8825/1 Inflammatory myofibroblastic tumor
        9150/1 Haemangiopericytoma
        8815/1 Solitary fibrous tumor

    Benign tumors
        8840/0 Myxoma, NOS
        8890/0 Leiomyoma, NOS
        9120/0 Hemangioma, NOS
        9560/0 Schwannoma, NOS
        9540/0 Neurofibroma, NOS

Tumours of bone and cartilage
    Malignant tumors
        9220/3 Chondrosarcoma, NOS
        9240/3 Mesenchymal chondrosarcoma
        9180/3 Osteosarcoma, NOS
        9370/3 Chordoma, NOS

    Benign tumors
        9250/1 Giant cell tumor of bone, NOS
        9220/0 Chondroma, NOS
        9180/0 Osteoma, NOS
        9230/0 Chondroblastoma, NOS
        9241/0 Chondromyxoid fibroma
        9210/0 Osteochondroma
        9191/0 Osteoid osteoma, NOS
        9200/0 Osteoblastoma, NOS
        9310/0 Ameloblastoma, NOS

Haematolymphoid tumors
    9719/3 Extranodal NK/T cell lymphoma, nasal type
    9680/3 Diffuse large B-cell lymphoma (DLBCL), NOS
    9734/3 Extraosseous plasmacytoma
    9930/3 Myeloid sarcoma
    9755/3 Histiocytic sarcoma
    9751/3 Langerhans cell histiocytosis

Neuroectodenmal
    9260/3 Ewing sarcoma
    9364/3 Peripheral neuroectodermal tumor
    9522/3 Olfactory neuroblastoma
    9363/0 Melanotic neuroectodermal tumor
    8720/3 Melanoma, NOS

Germ cell tumurs
    9080/3 Teratoma, malignant, NOS
    9084/3 Teratoma with malignant transformation
    9071/3 Yolk sac tumor
    9080/0 Teratoma, benign
    9084/0 Dermoid cyst, NOS