BACKGROUND Hepatic encephalopathy(HE)is a frequent and debilitating complication of chronic liver disease.Recurrent HE is strongly linked with spontaneous portosystemic shunts(SPSSs).Intrahepatic arterioportal fistula...BACKGROUND Hepatic encephalopathy(HE)is a frequent and debilitating complication of chronic liver disease.Recurrent HE is strongly linked with spontaneous portosystemic shunts(SPSSs).Intrahepatic arterioportal fistulas(IAPFs)occur rarely but pose a major clinical challenge and may lead to or worsen portal hypertension.Herein,we present a rare case of recurrent HE secondary to a SPSS combined with an IAPF.CASE SUMMARY A 63-year-old female with primary biliary cirrhosis presented with recurrent disturbance of consciousness for 4 mo.SPSS communicating the superior mesenteric vein with the inferior vena cava and IAPF linking the intrahepatic artery with the portal vein were found on contrast-enhanced abdominal computed tomography.The patient did not respond well to medical treatment.Therefore,simultaneous embolization of SPSS and IAPF was scheduled.After embolization,the symptoms of HE showed obvious resolution.CONCLUSION The presence of liver vascular disorders should not be neglected in patients with chronic liver disease,and interventional therapy is a reasonable choice in such patients.展开更多
BACKGROUND Portal vein arterialization(PVA)has been used in liver transplantation(LT)to maximize oxygen delivery when arterial circulation is compromised or has been used as an alternative reperfusion technique for co...BACKGROUND Portal vein arterialization(PVA)has been used in liver transplantation(LT)to maximize oxygen delivery when arterial circulation is compromised or has been used as an alternative reperfusion technique for complex portal vein thrombosis(PVT).The effect of PVA on portal perfusion and primary graft dysfunction(PGD)has not been assessed.All patients receiving PVA and LT at the Fundacion Santa Fe de Bogota between 2011 and 2022 were analyzed.To account for the time-sensitive effects of graft perfusion,patients were classified into two groups:prereperfusion(pre-PVA),if the arterioportal anastomosis was performed before graft revascularization,and postreperfusion(post-PVA),if PVA was performed afterward.The pre-PVA rationale contemplated poor portal hemodynamics,severe vascular steal,or PVT.Post-PVA was considered if graft hypoperfusion became evident.Conservative interventions were attempted before PVA.展开更多
基金Supported by 1·3·5 Project for Disciplines of Excellence–Clinical Research Incubation Project,West China Hospital,Sichuan University,No.2019HXFH055Project for Science&Technology Department of Sichuan Province,No.2020YFH0089.
文摘BACKGROUND Hepatic encephalopathy(HE)is a frequent and debilitating complication of chronic liver disease.Recurrent HE is strongly linked with spontaneous portosystemic shunts(SPSSs).Intrahepatic arterioportal fistulas(IAPFs)occur rarely but pose a major clinical challenge and may lead to or worsen portal hypertension.Herein,we present a rare case of recurrent HE secondary to a SPSS combined with an IAPF.CASE SUMMARY A 63-year-old female with primary biliary cirrhosis presented with recurrent disturbance of consciousness for 4 mo.SPSS communicating the superior mesenteric vein with the inferior vena cava and IAPF linking the intrahepatic artery with the portal vein were found on contrast-enhanced abdominal computed tomography.The patient did not respond well to medical treatment.Therefore,simultaneous embolization of SPSS and IAPF was scheduled.After embolization,the symptoms of HE showed obvious resolution.CONCLUSION The presence of liver vascular disorders should not be neglected in patients with chronic liver disease,and interventional therapy is a reasonable choice in such patients.
文摘BACKGROUND Portal vein arterialization(PVA)has been used in liver transplantation(LT)to maximize oxygen delivery when arterial circulation is compromised or has been used as an alternative reperfusion technique for complex portal vein thrombosis(PVT).The effect of PVA on portal perfusion and primary graft dysfunction(PGD)has not been assessed.All patients receiving PVA and LT at the Fundacion Santa Fe de Bogota between 2011 and 2022 were analyzed.To account for the time-sensitive effects of graft perfusion,patients were classified into two groups:prereperfusion(pre-PVA),if the arterioportal anastomosis was performed before graft revascularization,and postreperfusion(post-PVA),if PVA was performed afterward.The pre-PVA rationale contemplated poor portal hemodynamics,severe vascular steal,or PVT.Post-PVA was considered if graft hypoperfusion became evident.Conservative interventions were attempted before PVA.
