<prompt> All are curative treatment modalities for hepatocellular carcinoma, EXCEPT:Trans Aerial Chemoembolization TACERadiofrequency ablationPercutaneous Ethanol InjectionResection  <response>: Hepatic aery obstruction is performed during an angiographic procedure and is known as transaerial, or transcatheter aerial embolization TAE. When TAE is combined with the prior injection into the hepatic aery of chemotherapeutic agents, usually mixed with lipiodol, the procedure is known as transaerial chemoembolization TACE. TACE is a palliative therapy for HCC. Ref: 2011 AASLD practice guidelines, Management of hepatocellular carcinoma. 