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WHO Classification of Tumours
WHO Classification of Tumours of the Digestive System
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Bosman FT, Carneiro F, Hruban RH, Theise ND (Eds.)
WHO Classification of Tumours of the Digestive System.
4th Edition
International Agency for Research on Cancer: Lyon 2010





C15 - Esophagus:
 
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





Premalignant epithelial lesions
    8077/0 Squamous intraepithelial neoplasia, low grade
    8077/2 Squamous intraepithelial neoplasia (dysplasia), high grade

    8148/0 Glandular intraepithelial neoplasia, low grade
    8148/2 Glandular intraepithelial neoplasia, high grade

Carcinoma
    8070/3 Squamous cell carcinoma, NOS
    8083/3 Basaloid squamous cell carcinoma
    8074/3 Squamous cell carcinoma, spindle cell
    8051/3 Verrucous carcinoma, NOS
    8020/3 Undifferentiated carcinoma

    8140/3 Adenocarcinoma, NOS
    8200/3 Adenoid cystic carcinoma
    8560/3 Adenosquamous carcinoma
    8430/3 Mucoepidermoid carcinoma

Neuroendocrine neoplasms
    8240/3 Neuroendocrine tumor G1 (NET G1) / Carcinoid
    8249/3 Neuroendocrine tumor G2 (NET G2)
    8246/3 Neuroendocrine carcinoma, NOS
        8013/3 Large cell neuroendocrine carcinoma
        8041/3 Small cell neuroendocrine carcinoma
    8244/3 Mixed adenoneuroendocrine carcinoma

Lymphomas
    9680/3 Diffuse large B-cell lymphoma (DLBCL), NOS
    9699/3 Extranodal marginal zone lymphoma of mucosa-associated lymphoid tissue (MALT lymphoma)

Mesenchymal tumors
    9580/0 Granular cell tumor, NOS
    9120/0 Hemangioma, NOS
    9170/0 Lymphangioma, NOS
    8890/0 Leiomyoma, NOS
    8936/3 Gastrointestinal stromal tumor, malignant
    8890/3 Leiomyosarcoma, NOS
    8900/3 Rhabdomyosarcoma, NOS
    9040/3 Synovial sarcoma, NOS

    8720/3 Melanoma, NOS

Secondary tumours
    Secondary tumours of the oesophagus