All of the following modalities can be used for in situ ablation of liver secondaries, except:
Techniques used for in situ ablation of liver secondaries includes cryosurgical ablation, radio frequency ablation, microwave ablation, laser ablation and alcohol injection. These techniques are mainly used in patients having unresectable tumors. Ref: Oncology: An Evidence-Based Approach By Alfred E. Chang, Page 1645; The Washington Manual of Oncology By Ramaswamy Govindan, Page 8.
Alcohol
Cryotherapy
Radio-frequency
Ultrasonic waves