WHO Classification of Skin Tumours 1
 
LeBoit PE, Burg G, Weedon D, Sarasin A (Eds.)
World Health Organization Classification of Tumours. Pathology and Genetics of Skin Tumours
3rd Edition
IARC Press: Lyon 2005



C44 - Skin:




Keratinocytic tumours
    8090/3 Basal cell carcinoma, NOS
        8091/3 Multifocal superficial basal cell carcinoma
        8097/3 Basal cell carcinoma, nodular
        8097/3 Basal cell carcinoma, micronodular
        8092/3 Infiltrating basal cell carcinoma, NOS
        8092/3 Infiltrating basal cell carcinoma, non-sclerosing
        8092/3 Infiltrating basal cell carcinoma, sclerosing
        8093/3 Basal cell carcinoma, fibroepithelial
        8098/3 Adenoid basal carcinoma
        8094/3 Basosquamous carcinoma
    8070/3 Squamous cell carcinoma, NOS
        8075/3 Squamous cell carcinoma, adenoid
        8074/3 Squamous cell carcinoma, spindle cell
        8051/3 Verrucous carcinoma, NOS
        8560/3 Adenosquamous carcinoma
    8081/2 Bowen disease
    8081/2 Bowen disease
    8081/2 Bowen disease
    Actinic keratosis
    8081/2 Bowen disease
    Verrucas

Melanocytic tumours
    8720/3 Malignant melanoma, NOS
    8743/3 Superficial spreading melanoma
    8721/3 Nodular melanoma
    8742/2 Lentigo maligna
    8744/3 Acral lentiginous melanoma, malignant
    8745/3 Desmoplastic melanoma, malignant
    8745/3 Neurotropic melanoma, malignant
    8745/3 Desmoplastic melanoma, amelanotic
    8780/3 Blue nevus, malignant
    8761/3 Malignant melanoma in giant pigmented nevus
    Congenital melanocytic naevi
        8761/0 Small congenital nevus
        8762/1 Proliferative dermal lesion in congenital nevus
    Naevi
    8762/1 Proliferative dermal lesion in congenital nevus
        8780/0 Blue nevus, NOS
            8790/0 Cellular blue nevus
        8727/0 Dysplastic nevus
        8770/0 Epithelioid and spindle cell nevus
        8770/0 Pigmented spindle cell nevus of Reed
        8723/0 Halo nevus

Appendageal tumours
    Malignant tumours with apocrine and eccrine differentiation
        8211/3 Tubular adenocarcinoma
        8407/3 Sclerosing sweat duct carcinoma
        8409/3 Eccrine poroma, malignant
        8403/3 Malignant eccrine spiradenoma
        8940/3 Mixed tumor, malignant, NOS
        8940/3 Malignant chondroid syringoma
        8400/3 Sweat gland adenocarcinoma
        8480/3 Mucinous adenocarcinoma
        8480/3 Pseudomyxoma peritonei with unknown primary site
        8408/3 Eccrine papillary adenocarcinoma
        8408/3 Digital papillary adenocarcinoma
        8200/3 Adenoid cystic carcinoma
        8200/3 Bronchial adenoma, cylindroid
        8401/3 Apocrine adenocarcinoma
        8540/3 Paget disease, mammary
        8542/3 Paget disease, extramammary

    Benign tumours with apocrine and eccrine differentiation
        8404/0 Hidrocystoma
        8407/0 Syringoma, NOS
        8409/0 Eccrine poroma
        8392/0 Syringofibroadenoma
        8402/0 Nodular hidradenoma
        8402/0 Eccrine acrospiroma
        8402/0 Clear cell hidradenoma
        8403/0 Eccrine spiradenoma
        8200/0 Eccrine dermal cylindroma
        8200/0 Turban tumor
        8200/0 Cylindroma of skin
        8211/0 Tubular adenoma, NOS
        8263/0 Tubulovillous adenoma, NOS
        8263/0 Papillotubular adenoma
        8406/0 Papillary syringadenoma
        8405/0 Papillary hidradenoma
        8940/0 Pleomorphic adenoma
        8940/0 Chondroid syringoma

    Tumours with follicular differentiation
        8110/3 Pilomatrix carcinoma
        8100/0 Trichoepithelioma
        8110/0 Pilomatrixoma, NOS
        8102/0 Trichilemmoma
        8101/0 Trichofolliculoma
        8391/0 Follicular fibroma

    Tumours with sebaceous differentiation
        8410/3 Sebaceous adenocarcinoma
        8410/0 Sebaceous adenoma
        8410/0 Sebaceous epithelioma

Cutaneous lymphomas
    Mature T-cell and NK-cell neoplasms
        9700/3 Mycosis fungoides
        9701/3 Sezary syndrome
        9708/3 Subcutaneous panniculitis-like T-cell lymphoma
        9709/3 Cutaneous T-cell lymphoma, NOS
        9719/3 NK/T-cell lymphoma, nasal and nasal-type
        9705/3 Angioimmunoblastic T-cell lymphoma

    Mature B-Cell neoplasms

    Immature haematopoietic malignancy

Soft tissue tumours
    Vascular tumours
        9131/0 Capillary hemangioma
        9120/0 Hemangioma, NOS
        9136/1 Spindle cell hemangioendothelioma
        9161/0 Acquired tufted hemangioma
        9123/0 Racemose hemangioma

    Lymphatic tumours

    Smooth and skeletal muscle tumours
        8890/0 Leiomyoma, NOS
        8890/0 Plexiform leiomyoma
        8890/0 Lipoleiomyoma
        8890/3 Leiomyosarcoma, NOS

    Fibrous, fibrohistiocytic and histiocytic tumours
        8824/0 Myofibroma
        8824/1 Congenital generalized fibromatosis
        8824/1 Myofibromatosis
        8823/0 Desmoplastic fibroma
        8834/1 Giant cell fibroblastoma
        8832/3 Dermatofibrosarcoma, NOS
        8832/0 Dermatofibroma, NOS