..Starting node ..Merkel cell skin cancer (HP:0030447)
Term ID:
30447
Name:
Merkel cell skin cancer
Synonym:
Anaplastic carcinoma of the skin; Cutaneous APUDoma; Merkel cell cancer of the skin; Neuroendocrine carcinoma of the skin; Neuroendocrine tumor of the skin; Neuroendocrine tumour of the skin; Primary small cell carcinoma of the skin; Primary undifferentiated carcinoma of the skin
Definition:
A malignant cutaneous tumor of the elderly that is characterized by an aggressive course with regional nodal involvement, distant metastases and a high rate of recurrence. Most patients present with rapidly growing, painless, firm, non-tender, dome-shaped red, occasionally ulcerated skin nodules, which have a red or bluish color, measuring up to several centimeters, on predominantly sun-exposed areas of the body. The overlying skin is smooth and shiny, sometimes exhibiting ulcerative, acneiform or telangiectatic features.