Merkel cell carcinoma is a rare skin tumor. Merkel cell carcinoma is characterized by neuroendocrine and epithelial differentiation and has a high recurrence rate.
Epidemiology
The incidence rate of Merkel cell carcinoma is approximately 0.15 to 0.79 cases per 100,000 inhabitants[^1].
Metastasis
Distant metastases and lymph node metastases occur in approximately 50 % of cases[^1].
Intracranial metastasis
In rare individual cases, intracranial metastases of Merkel cell carcinoma have been described in the literature[^1].
