How are Pancoast tumors characterized?

Updated: Jul 29, 2019
  • Author: Melanie Guerrero, MD; Chief Editor: Eugene C Lin, MD  more...
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More than 95% of Pancoast tumors are non–small cell carcinomas, most commonly squamous cell carcinomas (52%) or adenocarcinomas and large cell carcinomas (approximately 23% for each subtype). [1]  Small cell carcinomas are seen in fewer than 5% of cases. [8]

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