Do you offer liver SBRT for metastatic colorectal cancer after local recurrence following previous treatments such as radiofrequency ablation (RFA), radioembolization, and chemoembolization?
If so, what dose fractionation do you prefer?
Answer from: Radiation Oncologist at Academic Institution
I do offer liver SBRT for local recurrence after other liver directed therapies. With regard to RFA, there have been a number of single institution retrospective studies suggesting that RFA has a higher recurrence rate than SBRT for lesions larger than 2-3 cm (Jackson et al., IJROBP 2018; Franzese e...