What is the prevalence of thymoma?

Updated: Dec 03, 2018
  • Author: Kendrix J Evans, MD, MS; Chief Editor: John Geibel, MD, MSc, DSc, AGAF  more...
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Thymoma is the most common neoplasm of the anterior mediastinum, accounting for 20-25% of all mediastinal tumors and 50% of anterior mediastinal masses. Its peak incidence occurs in the fourth and fifth decades of life; the mean age of patients is 52 years. No sexual predilection exists.

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