The authoritative source on Merkel cell carcinoma.
Last updated:
June 1, 2026
About the Disease
- What is a Merkel cell?
- What is Merkel cell carcinoma?
- Symptoms & appearance of Merkel cell carcinoma
- Causes of Merkel cell carcinoma
Testing & Diagnosis
Created and maintained by:
The MC3 Institute, UW Medicine, and Fred Hutchinson Cancer Center.