Neoplasms, Basal Cell
| Definition: |
Neoplasms composed of cells from the deepest layer of the epidermis. The concept does not refer to neoplasms located in the stratum basale. |
| Notes: |
coord IM with precoord organ/neopl term (IM); DF: NEOPL BASAL CELL |
| Also Called: |
Basal Cell Cancer |
Neoplasms, Basal Cell Categories.
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Pilomatrixoma - A tumor composed of cells resembling those of the hair matrix, which undergo 'mummification' and may calcify. It is a relatively uncommon tumor, which may occur at any age from infancy. The majority of patients are under 20, and females are affected more than males. The lesion is usually a solitary deep dermal or subcutaneous tumor 3-30 mm in diameter, situated in the head, neck, or upper extremity. (From Rook et al., Textbook of Dermatology, 4th ed, p2401) |
Neoplasms, Basal Cell Definitions and Terms
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