hamartoma


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  • Clinical

    • male > female
    • peak in 60s
    • rare in children
    • solitary mass
    • popcorn calcification

  • Histology

    • presence of at least 2 mesenchymal elements
      • cartilage
      • fat
      • connective tissue
      • smooth muscle
    • lacks cytologic atypia
    • entrapped respiratory epithelium
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