Results 91 to 100 of about 152,069 (242)

Imaging-guided interventions modulating portal venous flow: Evidence and controversiesKey points

open access: yesJHEP Reports, 2022
Summary: Portal hypertension is defined by an increase in the portosystemic venous gradient. In most cases, increased resistance to portal blood flow is the initial cause of elevated portal pressure.
Roberto Cannella   +6 more
doaj  

Ультрамікроскопічна характеристика гемомікроциркуляторного русла кардіального відділу шлунку в умовах експериментальної портальної гіпертензії [PDF]

open access: yes, 2013
В статье приведены результаты ультрамикроскопического исследования гемомикроциркуляторного русла кардиального отдела желудка при различных формах портальной гипертензии в експерименте.
Дорошенко, С.В.   +4 more
core  

Percutaneous transhepatic portal vein stenting in a patient with benign non-transplant postoperative portal vein stenosis: A case report

open access: yesIndian Journal of Radiology and Imaging, 2013
Extrahepatic portal vein stenosis is caused by a variety of benign and malignant diseases and results in development of symptoms due to portal hypertension.
KS Madhusudhan   +4 more
doaj   +1 more source

Refractory gastric variceal bleeding secondary to splenic vein occlusion associated with abdominal lymphadenopathy [PDF]

open access: yes, 2016
SummarySplenic vein occlusion caused by abdominal lymphadenopathy is rare. We herein present the case of a 80-year-old man with refractory isolated gastric variceal bleeding in the absence of pancreatic or liver disease.
Chao, Wen-Chi   +6 more
core   +2 more sources

Hyperammonemia of unknown origin

open access: yesClinical Management Issues, 2015
Idiopathic portal hypertension is a benign long-standing non-cirrhotic portal hypertension with no typical laboratory findings and absence of stigmata of chronic liver disease.
Francesca Molino
doaj   +1 more source

Portal hypertension in cirrhosis: Pathophysiological mechanisms and therapyKey points

open access: yesJHEP Reports, 2021
Summary: Portal hypertension, defined as increased pressure in the portal vein, develops as a consequence of increased intrahepatic vascular resistance due to the dysregulation of liver sinusoidal endothelial cells (LSECs) and hepatic stellate cells ...
Yasuko Iwakiri, Jonel Trebicka
doaj  

EUS-guided portal pressure gradient measurement with a simple novel device: a human pilot study. [PDF]

open access: yes, 2018
Background and aimsPortal hypertension is a serious adverse event of liver cirrhosis. Recently, we developed a simple novel technique for EUS-guided portal pressure gradient (PPG) measurement (PPGM).
Chang, Kenneth J   +7 more
core  

CT and MRI imaging and interpretation of hepatic arterioportal shunts [PDF]

open access: yes, 2019
Hepatic arterioportal shunts (HAPS) occur due to organic or functional fistulization of blood flow between arterial hepatic vasculature and venous portal systems.
Akisik, Fatih   +7 more
core   +1 more source

Etiology and Clinical Outcome of Budd-Chiari Syndrome and Portal Vein Thrombosis [PDF]

open access: yes, 2010
The liver receives approximately one-third of the resting cardiac output. Blood flow to the liver is supplied by both an arterial (hepatic artery) and a venous (portal vein) system and three hepatic veins provide drainage of blood from the liver to the ...
Hoekstra, J. (Jildou)
core   +2 more sources

Extrahepatic Portal Hypertension following Liver Transplantation: a Rare but Challenging Problem [PDF]

open access: yes, 1998
This study reports our experience of 8 cases of extrahepatic portal hypertension after 273 orthotopic liver transplantations in 244 adult patients over a 10- year period.
Dousset, B.   +4 more
core   +3 more sources

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