Search Results
Results 401 - 450 of 1602
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Moriwaki Yoshihiro - - 2006
BACKGROUND/AIMS: Blunt abdominal-pelvic trauma patients with shock often require transcatheter arterial embolization (TAE), and may also require surgery if intraperitoneal bleeding (IPB) becomes massive. Deciding whether the patient should undergo surgery is highly critical. We sometimes perform TAE without attention to IPB because it has been difficult to evaluate the ...
Song Soon-Young - - 2006
PURPOSE: To investigate the prevalence and patterns of origin of nonhepatic arteries originating from the proper hepatic artery (PHA) or its distal branches and to assess their relation to anatomic variations. MATERIALS AND METHODS: Digital subtraction celiac arteriography and selective left hepatic arteriography was performed in 250 patients with hepatocellular ...
Tannuri Uenis - - 2006
The classical method for arterial reconstruction in pediatric living donor liver transplantation using left lateral segment consists of end-to-end anastomosis between the donor left hepatic artery and the recipient right hepatic artery. In the present case, an intra-operative hepatic artery thrombosis occurred because of extensive intima wall dissection of the ...
Concejero Allan - - 2006
Hepatic venous outflow reconstruction is a key to successful living donor liver transplantation (LDLT) because its obstruction leads to graft dysfunction and eventual loss. Inclusion or reconstruction of most draining veins is ideal to ensure graft venous drainage and avoids acute congestion in the donor graft. We developed donor graft ...
Cimsit Bayindir - - 2006
A 55-year-old man was investigated for right upper abdominal quadrant pain. He had no history of abdominal trauma or surgery. Imaging studies showed a common hepatic artery aneurysm involving the gastroduodenal artery. Following aneurysmectomy, examination with a hand Doppler apparatus yielded clear arterial signals from the liver surface. Therefore, vascular ...
Yamagami T - - 2006
We report a case in which hepatic arterial occlusion developed during repeated hepatic arterial infusion chemotherapy through an implanted port-catheter system for advanced malignant hepatic neoplasia. After successful recanalization of the hepatic artery by using percutaneous transluminal angioplasty, another port-catheter system was placed percutaneously by interventional radiology techniques, allowing the ...
Matsuda Hiroaki - - 2006
PURPOSE: Microsurgical reconstruction of the fine hepatic arteries (HA) reduces the chance of complications in living donor liver transplantation (LDLT). We reviewed HA reconstructions and analyzed their complications and treatment in a single center. METHODS: Between August 1996 and September 2004, we performed LDLT on 71 adults and 19 children. ...
Keussen Inger - - 2006
The purpose of this study was to evaluate the effects of hepatic vein occlusion by stent-graft used in transjugular intrahepatic portosystemic shunt (TIPS). The experiments were performed in six healthy pigs under general anesthesia. Following percutaneous transhepatic implantation of a port-a-cath in the right hepatic vein, TIPS was created with ...
Tori Masayuki - - 2006
Even for patients with multiple pancreaticoduodenal aneurysms, successful treatment with noninvasive operative procedures can be employed, if intraoperative devices are considered. A 73-year-old man, without any symptoms, was admitted to our hospital and had computed tomography (CT) scanning to examine his liver for hepatitis C virus (HCV). Selective superior mesenteric ...
Mizuguchi Toru - - 2006
Hepatectomy for secondary liver cancer that has invaded the inferior vena cava (IVC) can be the only way to achieve long-term survival. We describe a method for hepatectomy combined with partial IVC resection without venous bypass circulation and an in situ graft-trimming method to avoid graft size mismatch after reconstruction. ...
Rossi Paolo - - 2006
We describe a case of severe acute bleeding from an arterio-duodenal fistula between the duodenum and a hepato-hepatic by-pass. Emergency ligation of the common hepatic artery was successfully achieved. After hepatic artery ligation, revascularization of the liver in human subjects occurs through inferior phrenic, pancreatico-duodenal and intercalary de novo arteries.
Okazaki Mutsumi - - 2006
In living-donor liver transplantation (LDLT), reconstruction of the hepatic artery is challenging because the recipient artery is located deep in the abdominal cavity and the operating field is limited. Also, the hepatic artery of the graft is short and the recipient artery is occasionally damaged. To overcome these difficulties, we ...
Dwivedi Amit J - - 2006
Hepatic artery aneurysms (HAAs) are considered rare. The great improvement in the diagnosis of vascular diseases and the increasing incidence of atherosclerosis have resulted in a wider recognition of these pathologies. Differently from other splanchnic locations, HAAs have a high risk of rupture so that an aggressive treatment is required. ...
Ritz Joerg-P - - 2006
BACKGROUND: Only monopolar systems have thus far been available for radiofrequency ablation of liver tumors, whose application is restricted because of the incalculable energy flow, reduction of electrical tissue conduction, and limited lesion size. The aim of this study was to evaluate a novel internally cooled bipolar radiofrequency application device ...
Peschaud Frédérique - - 2006
A variation in liver vascularization was discovered in a 50-year-old man. A single common hepatic artery was found to be responsible for vascularization of the entire liver. This artery was unusual in that it formed the first branch of the superior mesenteric artery, crossing the portal trunk shortly after its ...
Takahashi Soshi - - 2005
Acute overdose of tacrolimus appears to cause no or minimal adverse clinical consequences. We encountered a pediatric case who underwent liver transplantation associated with hepatic artery thrombosis (HAT), which recurred following acute tacrolimus overdose. A 10-month-old girl underwent living-related liver transplantation because of biliary atresia. To reconstruct the hepatic artery, ...
Cruz R J RJ - - 2005
BACKGROUND: Hepatic artery thrombosis is a rare but extremely troublesome condition after liver transplantation. Recently, urgent arterial revascularization has been used as rescue therapy, leading to improved graft and patient survivals. Hepatic artery ligation produces a progressive reduction in portal vein blood flow. Theoretically, a hyperemic response may be expected ...
Covey Anne M - - 2005
OBJECTIVE: The objective of our study was to evaluate the safety and efficacy of transhepatic lobar portal vein embolization (PVE) using polyvinyl alcohol (PVA) particles to induce contralateral lobar hypertrophy in patients with liver-only metastases and normal underlying liver function. MATERIALS AND METHODS: Fifty-eight consecutive patients with small predicted future ...
Shirai W - - 2005
To clarify anatomical distribution of Fasciola infection, the vascular and ductal architectures of the liver were studied by means of corrosion cast technique using synthetic resin. The arteria hepatica propria (AP) passes as the arteria gastroduodenalis (AG); AP becomes the left trunk after the porta hepatis; AP passes on the ...
Suh Sang Hyun - - 2005
The purpose of this study was to evaluate the radiographic findings of hepatocellular carcinoma (HCC) supplied by the left inferior phrenic artery (LIPA) and the safety and efficacy of transcatheter arterial chemoembolization (TACE) of the LIPA. From September 2002 until August 2004, 11 patients with LIPA supplying HCC were identified ...
Shiah H-S - - 2005
Metastatic hepatic tumours can be treated with hepatic transcatheter arterial chemoembolization (TACE). Common complications associated with TACE include hepatic insufficiency, fever, and pain. However, pulmonary embolism is rarely documented as a fatal adverse effect. We report a case of pulmonary embolism following TACE in a renal cell carcinoma patient with ...
Berzigotti Annalisa - - 2006
BACKGROUND/AIMS: We aimed to characterize by echo-color-Doppler the splanchnic hemodynamics of patients good and poor responders to primary prophylaxis with nadolol. METHODS: Thirty cirrhotic patients (Child-score 7.0+/-1.8) with medium/large esophageal varices without previous bleedings were consecutively enrolled. At inclusion and after 3 months of treatment with nadolol, they underwent a ...
Takao Hidemasa - - 2005
Arteriobiliary fistula is a rare complication of hepatic intra-arterial chemotherapy. We report successful coil embolization of an arteriobiliary fistula. An 80-year-old woman underwent percutaneous placement of an indwelling catheter into the replaced right hepatic artery for intra-arterial chemotherapy of liver metastases. Coil embolization of the left hepatic artery was not ...
Demirtas Kadir - - 2005
In this study, we report a rare variation of the branching of the celiac trunk. During a routine abdominal dissection on a female cadaver, we found the celiac trunk to emerge from the abdominal aorta as 2 roots named hepatogastric trunk and hepatosplenic trunk. The hepatogastric trunk arises from the ...
Zanon Claudio - - 2005
STUDY OBJECTIVE: The evaluation of low-molecular-weight heparin use to prevent arterial and venous thrombosis in patients with indwelling arterial Port-a-Cath implants. METHODS: From 1996 to March 2003 we placed 370 indwelling hepatic arterial catheters with a minimally invasive approach. The left distal subclavian artery was approached from beneath the left ...
Bruha Radan - - 2005
The case is presented of a patient with stenosis of the intrahepatic portion of the inferior vena cava and the terminal part of hepatic veins, a state manifesting itself in ascites resistant to treatment. The case was originally seen as decompensated cirrhosis of the liver. Once properly diagnosed, it was ...
Nakano Hiroshi - - 2005
Identifying anatomical variations of the celio-mesenteric arterial branches is important when performing pancreaticoduodenectomy. A relatively rare variation is the common hepatic artery entirely originated as a branch of the superior mesenteric artery. This type of variation is termed hepatomesenteric trunk type common hepatic artery, in which an accessory left hepatic ...
Miyayama Shiro - - 2005
PURPOSE: To retrospectively evaluate the arterial blood supply to the posterior aspect of segment IV of the liver with computed tomography (CT) after transcatheter arterial chemoembolization (TACE) with iodized oil through the caudate arterial branch of the liver for treatment of hepatocellular carcinoma (HCC). MATERIALS AND METHODS: Institutional review board ...
Kim Hyo-Cheol - - 2005
Extrahepatic collateral arteries commonly supply hepatocellular carcinomas if the tumors are large or peripherally located. Because development of these vessels interferes with effective control of the tumor with transcatheter arterial chemoembolization (TACE), radiologists should become familiar with the imaging findings of extrahepatic collateral vessels to detect them at an early ...
Yamagami Takuji - - 2005
Few reports have described the influence of the retroportal artery on the distribution of anticancer drugs in the liver during repeated hepatic arterial infusion chemotherapy. This report describes two patients in whom poor distribution was observed in the right lobe of the liver, which was confirmed at superior mesenteric arteriography ...
Czauderna Piotr - - 2005
The case of a child with advanced hepatocellular carcinoma that did not respond to systemic chemotherapy is presented. Three courses of chemoembolization (hepatic arterial chemoembolization) were given, with partial tumor response. The hepatic artery was cannulated via the femoral artery using the Seldinger technique. Arteriography was performed, and chemoembolization suspension ...
Hiraki Takao - - 2005
Hepatic outflow obstruction created by balloon occlusion of the hepatic vein induces characteristic angiographic findings in the occluded area: prolonged enhancement on hepatogram followed by reversed portal opacification on the hepatic arteriogram and perfusion defect on the arterial portogram. The following induced hepatic hemodynamic changes are suggested: hepatic arterial flow ...
Hayashibe Akira - - 2005
A 75-year-old woman with vomiting, admitted on March 7 2002, was diagnosed with advanced duodenal carcinoma based on ultrasonography (US), computed tomography (CT), magnetic resonance imaging (MRI), magnetic resonance cholangio-ancreatography (MRCP), percutaneus transhepatic cholangiography. Angiography showed the celiac artery to be occluded. The common hepatic artery was demonstrated via the ...
Saad Wael E A - - 2005
PURPOSE: To determine the significance of hepatic artery steno-occlusive disease on the patency of anastomotic biliary strictures in liver transplant recipients after transhepatic balloon dilation. MATERIALS AND METHODS: A retrospective review of records of all patients undergoing transhepatic balloon dilation for anastomotic biliary strictures after orthotopic liver transplantation was performed ...
Martín de Carpi Javier - - 2005
Several causes have been postulated as responsible for secondary sclerosing cholangitis (SSC), mainly in adults, and, although in very different situations, ischaemia seems to be one of the most important factors. The term 'ischaemic cholangitis' has been used as a collective label for all these ischaemia-induced bile duct lesions. The ...
Akarsu Mesut - - 2005
We report a patient with protein C and protein S deficiency and factor V Leiden mutation presenting with splenic vein thrombosis and with a web between the hepatic venous confluence and vena cava inferior. These two findings were thought to be due to the hypercoagulable state of the patient. Interestingly, ...
Ohmoto Kenji - - 2005
A 73-year-old man was diagnosed as having hepatitis C virus-related liver cirrhosis 11 years ago. Two years ago, he developed hepatocellular carcinoma in segment 6 of the right lobe and received radiofrequency ablation. This time, he was admitted to our hospital with a local recurrence in segment 6 of the ...
Lok C A R - - 2005
BACKGROUND: Because gestational trophoblastic disease (GTD) is highly sensitive to chemotherapy, life-threatening hemorrhage from metastases can occur especially early after starting therapy. CASES: Two cases of post-term choriocarcinoma with liver metastases complicated by profuse life-threatening hemorrhage are reported. Emergency treatment with transcatheter angiographic embolization of the hepatic artery was performed ...
Tohma Takayuki - - 2005
PURPOSE: To evaluate prospectively the relationship between the arterial collateral system at the hepatic hilum and the blood supply to the hilar bile duct by using computed tomography (CT) and angiography during temporary balloon occlusion of the right or left hepatic artery. MATERIALS AND METHODS: Institutional review board approval and ...
Boraschi P - - 2005
PURPOSE: To evaluate the ability of multi-detector row computed tomography angiography (CTA) in detecting hepatic artery complications in the follow-up of liver transplant patients, performing volume-rendering as reconstruction technique. MATERIAL AND METHODS: The anatomy of hepatic artery was studied in 27 liver transplant recipients with a four-row CT scanner using ...
Mlakar Bostjan - - 2005
The development of diagnostic methods and new surgical techniques means it is increasingly important to have accurate knowledge of the anatomy of the hepatic arterial and biliary systems, including their variations, at extrahepatic and intrahepatic levels. The aim of this study was to determine how often the biliary and arterial ...
Tzeng Wen-Sheng - - 2005
BACKGROUND: The aims of the study were to compare (i) the effects of transcatheter arterial embolization on initial hemostasis and the control of rebleeding in the treatment of hemorrhage due to hepatic artery injury; and (ii) the outcomes of embolization by different locations. METHODS: Subjects were 32 patients with suspected ...
Loukas Marios - - 2005
The majority of anatomical textbooks of gross anatomy offer very little information concerning the anatomy and distribution of the inferior phrenic artery (IPA). In the last decade, however, increased numbers of reports have appeared with reference to the arterial supply of hepatocellular carcinoma (HCC). The IPA is a major source ...
Qu Lefeng - - 2005
A 72-year-old man was admitted because of progressive right upper-abdominal distension and pain as well as concurrent remittent fever for 5 months. He had undergone a radical gastrectomy and catheter intubation in the common hepatic artery for chemotherapy 12 months before admission. The diagnosis of giant infected hepatic-celiac artery pseudoaneurysm ...
Nara Satoshi - - 2005
Celiac axis stenosis is found at an incidence of 2%-24% in the general population. During pancreatoduodenectomy in patients with celiac axis stenosis, division of the gastroduodenal artery from the common hepatic artery may cause acute ischemia of the upper abdominal organs, such as the liver, stomach, or spleen. Under these ...
Melada E - - 2005
Anatomic variations of the arterial supply to donor liver grafts often require complex hepatic artery reconstructions on the back table. Therefore, because of the additional anastomoses, there is a greater risk of arterial thrombosis and graft loss. Among the 620 orthotopic liver transplantations (OLT) in 549 adult and pediatric patients ...
Machado Marcel Autran C - - 2005
The technique of left trisegmentectomy was first published in 1982 and consists in the removal of the left liver (segments II, III, and IV) along with the right anterior sector (segments V and VIII). This procedure is based on the knowledge of the segmental liver anatomy. There are only a ...
Hübner G H - - 2005
PURPOSE: The aims of this study on hepatic arterial Doppler sonography were to ascertain interobserver and interequipment variability, to investigate any potential artificial influence of the ultrasonic contrast agent on the Doppler measurements and to compare the results in healthy and cirrhotic subjects. METHODS: Doppler sonography of the left hepatic ...
Arneson Matthew A - - 2005
Herein, we report the case of a 52-year-old female with new-onset right upper quadrant pain and hypertension. She was found to have hemoperitoneum upon surgical exploration. Visceral angiography demonstrated a left hepatic artery aneurysm and an occluded right renal artery. The patient was treated with percutaneous angiographic embolization of the ...
Macdonald David Blair - - 2005
OBJECTIVE: The objective of our study was to determine whether there is an association between portal venous or hepatic arterial branching patterns (or both) and biliary anatomic variants. MATERIALS AND METHODS: Two radiologists independently reviewed preoperative hepatic CT scans and intraoperative cholangiograms from 39 consecutive living liver donors. The portal ...
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