Dr. John Lazar,  Chief of Thoracic Surgery and Oncology at Ascension Saint Thomas in Nashville  speaks about lung cancer, treatments, causes, and risk factors. The lung cancer rate is higher in Tennessee and other Southeastern states because the smoking rate is higher.  He discusses an unexpected rise of lung cancers in women of a particular demographic with NO obvious risk factors who are, nevertheless, developing the cancers.  He also tells Anna the latest developments in detecting lung cancers, both in blood testing and imaging.

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