نتایج جستجو برای: pht model

تعداد نتایج: 2104935  

2014
Jian-Hong Zhong Hang Li Nan Xiao Xin-Ping Ye Yang Ke Yan-Yan Wang Liang Ma Jie Chen Xue-Mei You Zhi-Yuan Zhang Shi-Dong Lu Le-Qun Li Devanand Sarkar

BACKGROUND & AIMS Official guidelines do not recommend hepatic resection (HR) for patients with hepatocellular carcinoma (HCC) and portal hypertension (PHT). This study aims to investigate the safety and efficacy of HR for patients with HCC and PHT. METHODS Mortality and survival after HR were analyzed retrospectively in a consecutive sample of 1738 HCC patients with PHT (n = 386) or without ...

Journal: :Thorax 1997
S A Kharitonov J B Cailes C M Black R M du Bois P J Barnes

BACKGROUND Systemic sclerosis (SSc) may be complicated by pulmonary hypertension (PHT), which can occur both in the setting of fibrosing alveolitis or as lone pulmonary vascular disease. Nitric oxide (NO) is a powerful vasodilator and is produced by various cells in the respiratory tract including pulmonary vascular endothelial cells and can be measured in expired air. A study was undertaken to...

Journal: :European journal of heart failure 2003
Stefan Klotz Mario C Deng Dudy Hanafy Christof Schmid Jörg Stypmann Christoph Schmidt Dieter Hammel Hans H Scheld

BACKGROUND Heart transplantation is the most effective treatment for well-selected patients with endstage heart failure. Unfortunately, transplant candidates with pulmonary hypertension (PHT) are often not considered for heart transplantation. This study was performed to assess the value of prostaglandin E(1) (PG-E(1)) for reduction of PHT and to predict the postoperative outcome, compared to p...

2012
P. Tremblay

This study has examined the effect of low seawater pH values (induced by an increased CO2 partial pressure) on the rates of photosynthesis, as well as on the carbon budget and carbon translocation in the scleractinian coral species Stylophora pistillata, using a new model based on 13C labelling of the photosynthetic products. Symbiont photosynthesis contributes to a large part of the carbon acq...

Journal: :Mathematical Problems in Engineering 2022

This work aimed to address the two shortcomings of printed and handwritten texts (PHT) classification. The classification accuracy FCN U-net, which are used for PHT pixel-level classification, still has room improve. public datasets have small sample sizes, generalization ability models is not good. In this paper, first, a sample-making method identification was proposed, dataset 2021 (PHTD 202...

Journal: :Seizure 2009
Dharmen Shah Aatif M. Husain

PURPOSE To determine the utility and tolerability of levetiracetam (LEV) compared to phenytoin (PHT) in preventing clinical seizures in patients with subarachnoid hemorrhage (SAH). METHODS Utility and tolerability of PHT and LEV in patients with SAH were determined by the occurrence of breakthrough clinical seizures or adverse events necessitating a change of medication. Comparisons were perf...

2016
Salah AM Said

AIM To compare the behavior of pulmonary hypertension (PHT) associated with coronary artery fistulas (CAFs) between the Asian and Caucasian subjects. METHODS CAFs may be complicated with PHT secondary to left-to-right shunt. Literature review limited to the English language. A total of 211 reviewed patients were collected. Of those, 111 were of Asian and 100 were of Caucasian ethnic origin. T...

2009
Xin Li Jiansong Deng Falai Chen

The present authors have introduced polynomial splines over T-meshes (PHT-splines) and provided the theories and applications for PHT-splines over hierarchical T-meshes. This paper generalizes PHT-splines to arbitrary topology over general T-meshes with any structures. The general PHT-spline surfaces can be constructed through an unified scheme to interpolate the local geometric information at ...

Journal: :The journal of trauma and acute care surgery 2012
Fredric M Pieracci Ernest E Moore Kathryn Beauchamp Seth Tebockhorst Carlton C Barnett Denis D Bensard Clay C Burlew Walter L Biffl Robert T Stoval Jeffrey L Johnson

BACKGROUND Recent data indicate comparable efficacy and safety for levetiracetam (LEV) when compared with phenytoin (PHT) for prophylaxis of early seizures after traumatic brain injury. The purpose of this study was to conduct a cost-minimization analysis, from the perspective of both the acute care institution (cost) and patient (charges), comparing these two strategies. METHODS A decision t...

2012
Geoff Strange David Playford Simon Stewart Jenny A Deague Helen Nelson Aaron Kent Eli Gabbay

BACKGROUND Pulmonary hypertension (PHT) lacks community prevalence and outcome data. OBJECTIVE To characterise minimum 'indicative' prevalences and mortality data for all forms of PHT in a selected population with an elevated estimated pulmonary artery systolic pressure (ePASP) on echocardiography. DESIGN Observational cohort study. SETTING Residents of Armadale and the surrounding region...

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