4. 病人因意識不清(consciousness disturbance)住院後,抽血檢驗發現有hyperammonemia。下列各種病況何者最不適合用以解釋病人之病情?
(A) Large portal vein-hepatic vein shunting
(B) Diffuse hepatic artery-hepatic vein shunting
(C) Liver cirrhosis status post portocaval shunt
(D) Liver cirrhosis complicated with splenorenal shunt
(E) Liver cirrhosis status post TIPS (transjugular intrahepatic portosystemic shunt)