percutaneous ethanol injection,pei,sono guide

Fig. 5C. —Persistent perfusion after initial percutaneous ethanol injection requiring retreatment in 36-year-old man with papillary thyroid carcinoma. Longitudinal sonogram obtained 9 weeks after percutaneous ethanol injection shows size of lymph node is unchanged, and there is evidence of slight residual perfusion. Because of these findings, percutaneous ethanol injection treatment was repeated.