Non-anatomical resection of colorectal liver metastases is the current preferred approach to maximize sparing of the hepatic parenchyma. A new study raises the question of whether resection in patients with KRAS-mutated colorectal liver metastases should be performed along segmental, anatomical lines to reduce the risk of local liver recurrence.
Refers to Margonis, G. A. et al. Anatomical resections improve disease-free survival in patients with KRAS-mutated colorectal liver metastases. Ann. Surg.http://dx.doi.org/10.1097/sla.0000000000002367 (2017)