Predictive Factors for Local Recurrence of Resected Colorectal Lung Metastases

The present study indicated that local recurrence may occur even in cases with a pathologically negative surgical margin. In cases with pulmonary metastases from colorectal cancer, lesions with 10 or more aerogenous spreads with floating cancer cell clusters around the main lesion and a malignant positive surgical margin in the resected specimens have a significantly higher risk of local recurrence at the surgical margin than those without.