What are the subtypes of Merkel cell carcinoma (MCC), and which is most common?

Updated: Jan 18, 2019
  • Author: Arjun S Joshi, MD; Chief Editor: Arlen D Meyers, MD, MBA  more...
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Three histologic subtypes of MCC have been described: intermediate, small cell, and trabecular. The intermediate subtype is the most common. Of note, subtypes are not clinically useful because they do not help in predicting the patient's outcome or survival.

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