Which stage of Merkel cell carcinoma (MCC) is most commonly observed at initial presentation?

Updated: Jan 18, 2019
  • Author: Arjun S Joshi, MD; Chief Editor: Arlen D Meyers, MD, MBA  more...
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About 75% of patients initially present with localized stage I disease. Nearly 20% of patients present with stage II disease, and 4% of patients present with distant stage III disease. During follow-up, 34% of patients develop regional metastases, whereas 27% developed distant metastases.

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