What is Pancoast syndrome?

Updated: Jul 29, 2019
  • Author: Melanie Guerrero, MD; Chief Editor: Eugene C Lin, MD  more...
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Pancoast syndrome is characterized by by ipsilateral shoulder and arm pain, paresthesias, paresis and atrophy of the thenar muscles of the hand, and Horner syndrome (ptosis, miosis, and anhidrosis). [7]

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