The role of 18F-FDG PET/CT parameters in differentiating primary lung cancer from solitary lung metastasis in patients with colorectal cancer
Distant metastasis is the leading cause of death after curative resection for colorectal cancer (CRC). Accurately distinguishing primary lung cancer (PLC) from solitary lung metastasis (SLM) in patients with solitary pulmonary nodules (SPNs) remains clinically challenging due to the limitations of biopsy and conv...