List of skin tumors
Skin tumors
Skin tumors are generally divided according to the skin cell they arise from.[1][2][3]
Keratinocytic/epidermal tumors
| Type | Sub-type | Other types | Signs/symptoms | Image |
|---|---|---|---|---|
| Carcinomas | Basal-cell carcinoma[1] | Nodule
Painless small raised bump in the skin, which may be shiny with overlying small blood vessels, and have a central dip or ulcer, crusting, or blood.[4] |
 | |
| Squamous cell skin cancer[1] | Ulcer |  | ||
| Squamous cell carcinoma in situ[1] | Nodule |  | ||
| Merkel cell carcinoma[1] | Nodule | .jpg.webp) | ||
| Carcinomas precursors and noncancerous simulants | Premalignant keratoses | Actinic keratosis | ||
| Arsenical keratosis |  | |||
| PUVA keratosis | ||||
| Verrucas | Verruca vulgaris | |||
| Verruca plantaris | .jpg.webp) | |||
| Verruca plana | ||||
| Benign acanthomas/keratoses[1] | Seborrheic keratosis | .jpg.webp) | ||
| Solar lentigo | .jpg.webp) | |||
| Lichen planus-like keratosis | ||||
| Clear cell acanthoma | ||||
| Large cell acanthoma | ||||
| Warty dyskeratoma | ||||
| Other benign keratoses | ||||
Melanocytic tumors
| Type | Types | Signs/symptoms | Image |
|---|---|---|---|
| Melanocytic tumors in intermittently sun-exposed skin[3] | Superficial spreading melanoma | .jpg.webp) | |
| Simple lentigo and lentiginous melanocytic nevus | .jpg.webp) | ||
| Junctional, compound, and dermal nevi |  | ||
| Dysplastic nevus | .jpg.webp) | ||
| Nevus spilus |  | ||
| Special-site nevi (of the breast, axilla, scalp, and ear) | |||
| Halo nevus | .jpg.webp) | ||
| Meyerson nevus | .jpg.webp) | ||
| Recurrent nevus | Macule[3] | ||
| Deep penetrating naevus and melanocytoma | Papule[3][5] | ||
| Pigmented epithelioid melanocytoma |  | ||
| Combined nevus, including combined BAP1-inactivated naevus/ melanocytoma | |||
| Melanocytic tumors in chronically sun-exposed skin | Lentigo maligna melanoma | .jpg.webp) | |
| Desmoplastic melanoma | .jpg.webp) | ||
| Spitz tumors | Malignant Spitz tumour (Spitz melanoma) | ||
| Spitz nevus | .jpg.webp) | ||
| Pigmented spindle cell nevus (Reed nevus) | |||
| Melanocytic tumors in acral skin | Acral melanoma | .jpg.webp) | |
| Acral nevus | |||
| Genital and mucosal melanocytes tumors | Mucosal melanomas (genital, oral, sinonasal) | ||
| Genital naevus | |||
| Melanocytic tumors arising in blue nevus | Melanoma arising in blue naevus | ||
| Blue naevus and cellular blue naevus | .jpg.webp) | ||
| Mongolian spot |  | ||
| Naevus of Ito |  | ||
| Naevus of Ota | .jpg.webp) | ||
| Melanocytic tumors arising in congenital nevus | Melanoma arising in giant congenital naevus | ||
| Congenital melanocytic naevus |  | ||
| Proliferative nodules in congenital melanocytic naevus | |||
| Ocular melanocytic tumors | Uveal melanoma |  | |
| Conjunctival melanoma |  | ||
| Conjunctival melanocytic intraepithelial neoplasia/primary acquired melanosis | |||
| Conjunctival nevus | |||
| Nodular, nevoid, and metastatic melanoma | Nodular melanoma | .jpg.webp) | |
| Nevoid melanoma | |||
| Metastatic melanoma |
Skin tumors of blood and lymphoid origin
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Soft tissue tumors
Haemangiomas
| Type | Notes | Image |
|---|---|---|
| Cherry angioma | .jpg.webp) | |
| Hobnail hemangioma |  | |
| Sinusoidal hemangioma |  | |
Neural tumors
| Type | Notes | Image |
|---|---|---|
| Neurofibroma | ||
| Dermal nerve sheath myxoma | ||
Appendageal tumors
Malignant tumors with apocrine and eccrine differentiation
| Type | Notes | Image |
|---|---|---|
| Porocarcinoma | ||
| Hidradinocarcinoma | ||
| Mucinous carcinoma | ||
| Apocrine carcinoma | ||
| Cribriform carcinoma | ||
Benign tumors with apocrine and eccrine differentiation
| Type | Notes | Image |
|---|---|---|
| Hidrocystoma | ||
| Syringoma | .jpg.webp) | |
| Poroma | ||
| Syringofibroadenoma | ||
Malignant tumors with follicular differentiation
| Type | Notes | Image |
|---|---|---|
| Pilomatrical carcinoma | ||
| Proliferating trichilemmal tumour | ||
| Trichoblastic carcinoma | ||
| Trichilemmal carcinoma | ||
Benign tumors with follicular differentiation
| Type | Notes | Image |
|---|---|---|
| Trichoblastoma | ||
| Pilomatricoma | .jpg.webp) | |
| Trichilemmoma |  | |
| Trichofolliculoma |  | |
| Pilar sheath acanthoma |  | |
| Tumor of the follicular infundibulum | ||
| Melanocytic matricoma | ||
| Spindle cell-predominant tricodiscoma | ||
Tumors with sebaceous differentiation
| Type | Notes | Image |
|---|---|---|
| Sebaceous adenoma | Single well-defined small yellowish bump in sun-damaged skin of usually the neck and face, of a person older than age 40 years.[7] | .jpg.webp) |
| Sebaceous carcinoma | .jpg.webp) | |
| Sebaceoma |  | |
Site specific tumors
| Type | Notes | Image |
|---|---|---|
| Mammary Paget disease |  | |
| Extramammary Paget disease |  | |
| Hidradinoma papilliferum | .png.webp) | |
See also
References
- 1 2 3 4 5 6 DE, Elder; D, Massi; RA, Scolyer; R, Willemze (2018). "1. Keratinocytic/epidermal tumours". WHO Classification of Skin Tumours. Vol. 11 (4th ed.). Lyon (France): World Health Organization. pp. 23–64. ISBN 978-92-832-2440-2. Archived from the original on 2022-07-11. Retrieved 2022-08-08.
- ↑ Paller, Amy S.; Mancini, Anthony J. (2020). "9. Cutaneous tumors and tumor syndromes". Clinical Pediatric Dermatology: A Textbook of Skin Disorders of Childhood and Adolescence (6th ed.). St Louis, Missouri: Elsevier. pp. 227–267. ISBN 978-0-323-54988-2. Archived from the original on 2023-07-01. Retrieved 2023-06-12.
- 1 2 3 4 DE, Elder; D, Massi; RA, Scolyer; R, Willemze (2018). "2. Melanocytic tumours". WHO Classification of Skin Tumours. Vol. 11 (4th ed.). Lyon (France): World Health Organization. pp. 65–152. ISBN 978-92-832-2440-2. Archived from the original on 2022-07-11. Retrieved 2022-08-08.
- ↑ James, William D.; Elston, Dirk; Treat, James R.; Rosenbach, Misha A.; Neuhaus, Isaac (2020). "29. Epidermal nevi, neoplasms, and cysts". Andrews' Diseases of the Skin: Clinical Dermatology (13th ed.). Edinburgh: Elsevier. pp. 648–651. ISBN 978-0-323-54753-6. Archived from the original on 2023-06-30. Retrieved 2023-06-12.
- ↑ Gill, P; Aung, PP (17 March 2022). "Conventional and Atypical Deep Penetrating Nevus, Deep Penetrating Nevus-like Melanoma, and Related Variants". Biology. 11 (3). doi:10.3390/biology11030460. PMID 35336833. Archived from the original on 6 July 2023. Retrieved 4 July 2023.
- 1 2 DE, Elder; D, Massi; RA, Scolyer; R, Willemze (2018). "4. Tumors of haemopoietic and lymphoid origin". WHO Classification of Skin Tumours. Vol. 11 (4th ed.). Lyon (France): World Health Organization. pp. 223–290. ISBN 978-92-832-2440-2. Archived from the original on 2022-07-11. Retrieved 2022-08-08.
- ↑ DE, Elder; D, Massi; RA, Scolyer; R, Willemze (2018). "3. Appendageal tumours: Sebaceous adenoma". WHO Classification of Skin Tumours. Vol. 11 (4th ed.). Lyon (France): World Health Organization. p. 213. ISBN 978-92-832-2440-2. Archived from the original on 2022-07-11. Retrieved 2022-08-08.
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