Results 71 to 80 of about 1,281,082 (255)

Esophageal Varices Bleeding in Portal Hypertension Due to Portal Vein and Splenic Vein Obstruction [PDF]

open access: yes, 2002
Based on its relation to the liver sinusoid, increased pressure of portal vein can occur at three levels: presinusoid, sinusoid ,and postsinusoid. Obstruction of the presinusoid veins can be caused by extra- hepatic condition such as venous thrombosis ...
Lesmana, L. A. (L)   +5 more
core   +1 more source

Pathophysiology of Portal Hypertension [PDF]

open access: yesClinics in Liver Disease, 1964
Portal hypertension is a major complication of liver disease that results from a variety of pathologic conditions that increase the resistance to the portal blood flow into the liver. As portal hypertension develops, the formation of collateral vessels and arterial vasodilation progresses, which results in increased blood flow to the portal circulation.
openaire   +2 more sources

Murine study of portal hypertension associated endothelin-1 hypo-response [PDF]

open access: yes, 2015
AIM: To investigate endothelin-1 hypo-responsive associated with portal hypertension in order to improve patient treatment outcomes. METHODS: Wild type, eNOS(-/-) and iNOS(-/-) mice received partial portal vein ligation surgery to induce portal ...
Maluccio, Mary   +2 more
core   +1 more source

Role of the renin-angiotensin system in hepatic fibrosis and portal hypertension

open access: yesThe Korean Journal of Internal Medicine, 2018
The renin-angiotensin system (RAS) is an important regulator of cirrhosis and portal hypertension. As hepatic fibrosis progresses, levels of the RAS components angiotensin (Ang) II, Ang-(1–7), angiotensin-converting enzyme (ACE), and Ang II type 1 ...
K. Shim   +4 more
semanticscholar   +1 more source

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  

Prediction of survival and analysis of prognostic factors for patients with AFP negative hepatocellular carcinoma: a population-based study

open access: yesBMC Gastroenterology
Purpose Hepatocellular carcinoma (HCC) has a poor prognosis, and alpha-fetoprotein (AFP) is widely used to evaluate HCC. However, the proportion of AFP-negative individuals cannot be disregarded.
Chengyu Liu   +12 more
doaj   +1 more source

Resolution of Severe Portopulmonary Hypertension With Inhaled Treprostinil and Liver Transplantation [PDF]

open access: yesTexas Heart Institute Journal
Portopulmonary hypertension is a rare condition with a poor prognosis. Prompt management is essential for liver transplantation eligibility, a potentially curative option.
Alex J. Chang, MD, Choon Hwa Goh, MD
doaj   +1 more source

Histology of portal vascular changes associated with idiopathic non‐cirrhotic portal hypertension: nomenclature and definition

open access: yesHistopathology, 2018
Idiopathic non‐cirrhotic portal hypertension (INCPH) is a rare vascular liver disease that has attracted new interest in recent years. It is characterised by clinical signs of portal hypertension in the absence of cirrhosis or severe fibrosis and any ...
M. Guido   +20 more
semanticscholar   +1 more source

Portal hypertension is associated with modulation of regulatory T cells

open access: yesEuropean Journal of Inflammation, 2016
Background: Portal hypertension is a complication of liver cirrhosis. The portal vein drains the spleen and the intestines, which are both rich in inflammatory mediators.
Tomer Adar   +9 more
doaj   +1 more source

Burden of pulmonary hypertension in patients with portal hypertension in the United States: a retrospective database study

open access: yesPulmonary Circulation, 2020
Patients with portal hypertension may develop pulmonary hypertension. The economic implications of these comorbidities have not been systematically assessed. We compared healthcare resource utilization and costs in the United States between patients with
Sandeep Sahay   +4 more
doaj   +1 more source

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