A 68-year-old woman with a history of heavy tobacco use is found to have a solitary lung nodule on the chest after CT scan. Pathology from a recent bronchoscopy reveals adenocarcinoma. What is further staging workup necessary for this patient before surgical resection?

*This case is from Docplexus editorial team for educative purpose only Source: Medscape, http://misc.medscape.com/pi/promo/qna-book/oncology.pdf The answer is posted in the comment section. ( Click here )