title: Invited commentary.
authors.affiliation: Division of Thoracic Surgery, Boston Medical Center, Boston University, 88 East Newton St, Robinson B402, Boston, MA 02118. Electronic address: hiran.fernando@bmc.org.
authors.forename: Hiran C
authors.initials: HC
authors.lastname: Fernando
mesh_terms: D005260:Female; D006801:Humans; D008175:Lung Neoplasms / Q000556:secondary* / Q000601:surgery*; D008197:Lymph Node Excision; D008207:Lymphatic Metastasis / Q000175:diagnosis*; D008297:Male; D059146:Metastasectomy