<prompt> After undergoing surgery, for Carcinoma of colon a patient developed single liver metastatic of 2cm. What you do next :ResectionChemo radiationAcetic acid injectionRadio frequency ablation  <response>: Answer is A Resection Patients of colon cancer, with solitary hepatic metastasis without clinical or radiographic evidence of additional tumor involvement should be considered for paial liver resection, because such procedures are associated with 5-year survival rates of 25-30 when performed on selected individuals by experienced surgeons. Resection of isolated One to three liver or lung metastasis result in long term survival over 5 years in 20 - 40 of cases - CMDT 2002665 