Merkel cell carcinoma falls within the category of nonmelanoma skin cancer and is a rare neuroendocrine carcinoma of the skin, affecting about 2,500 people in the U.S. annually. Merkel cells are ...

The detection of metastases in Merkel cell carcinoma (MCC) requires additional testing, such as pancytokeratin (panCK) or CK20, with no guarantee of success. Recent findings have identified ...