Findings most consistent with widespread metastatic malignancy, if left upper lobe is presumed to be a primary site, lung cancer stage would be T4 N3 M1B.
1. Presumed intensely hypermetabolic left upper lobe apical primary with small volume mediastinal extension. Additional tumor nodule in the left upper lobe.
2. Extensive intensely hypermetabolic left pleural involvement.
3. Extensive bilateral middle and anterior mediastinal nodal involvement. Small volume right supraclavicular nodal involvement.
4. Extensive intensely hypermetabolic liver metastatic disease probably involving more than 50% of liver volume. Periportal and retroperitoneal nodal involvement. Probable involvement of the left