نتایج جستجو برای: portal

تعداد نتایج: 32276  

2005
Chen-Tan Lin Loretta Wittevrongel Laurie Moore Brenda L Beaty Stephen E Ross Elske Ammenwerth

BACKGROUND Internet-based interactive websites for patient communication (patient portals) may improve communication between patients and their clinics and physicians. OBJECTIVE The aim of the study was to assess the impact of a patient portal on patients' satisfaction with access to their clinic and clinical care. Another aim was to analyze the content and volume of email messages and teleph...

Journal: :Postgraduate medical journal 1994
D Woolf M D Voigt K Jaskiewicz A A Kalla

A case of non-cirrhotic portal hypertension in a patient with systemic lupus erythematosus, the first of our knowledge, is described. Severe pulmonary hypertension was associated with the portal hypertension and with markers of active auto-immunity. Pulmonary hypertension has not previously been associated with non-cirrhotic portal hypertension. The coexistence of vasculopathy of the portal and...

2013
Jong Man Kim Choon Hyuck David Kwon Jae-Won Joh Justin Sangwook Ko Jae Berm Park Joon Hyeok Lee Sung Joo Kim Seung Woon Paik Cheol-Keun Park

BACKGROUND Hepatocellular carcinoma (HCC) has a high predilection for portal vein invasion, and the prognosis of HCC with malignant portal vein invasion is extremely poor. The objective of this study was to investigate the outcomes and the prognostic factor of recurrence in HCC patients with malignant portal vein invasion. METHODS We retrospectively reviewed the clinicopathologic data and out...

Journal: :medical journal of islamic republic of iran 0
sirus vakili from the department of surgery and medicine, tehran university of medical sciences, tehran, islamic republic of iran mohammadjafar farahvash

hepatoportal sclerosis or idiopathic portal hypertension has a worldwide distribution with prevalence in developing and temperate countries. of 64 patients with this disease seen during a twelve year period, 36 underwent splenectomy or a shunt procedure. the indications for surgical intervention were severe hypersplenism and persistent left upper abdominal pain andlorhistory of frequent episode...

Journal: :Annaly khirurgicheskoy gepatologii = Annals of HPB surgery 2018

Amin Asgharzadeh Alvar Hanie Ghaempanah, Mohammad Reza Deevband, Mohsen Najafi

Introduction: In order to reduce patient setup error in treatment field, portal images with treatment beam (megavoltage x-ray) are widely used. These images are acquired by electronic portal imaging devices (EPID). However, portal images suffer from insufficient anatomical information, contrast, and spatial resolution, because of the fact that Compton scatter is the main photon...

Journal: :Revista do Colegio Brasileiro de Cirurgioes 2011
Alvaro Antônio Bandeira Ferraz Josemberg Marins Campos José Guido Corrêa de Araújo Márcio Rogério Carneiro de Carvalho João Paulo Ribeiro Neto Edmundo Machado Ferraz

OBJECTIVE To evaluate the morbidity and mortality in surgical treatment of schistosomal portal hypertension in patients with inversion of the Portal/Splenic Vein diameter ratio. METHODS We conducted a retrospective cross-sectional study of patients undergoing surgical treatment of portal hypertension in the period between September 1993 and January 2004. The study population was divided into ...

2005
Luis GUEVARA

POSTERIOR PITUITARY EXTRACT is known to lower the portal venous pressure in animalsl-3 and in man a similar effect has been demonstrated during the control of bleeding from esophageal varices with intravenous pitressin.44 It has been suggested that pitressin lowers portal pressure by increasing splanchnic resistance.7 The present communication concerns the effects of intravenous pitressin on sp...

2014
Federica Pulvirenti Ilaria Pentassuglio Cinzia Milito Michele Valente Adriano De Santis Valentina Conti Giulia d'Amati Oliviero Riggio Isabella Quinti

BACKGROUND AND AIM Portal hypertension has been reported in association with acquired and primary immune deficiencies without a comprehensive description of associated spleno-portal axis abnormalities. Pathological mechanisms are poorly defined. METHODS Observational, single centre study with the aim of assessing the prevalence of spleno-portal axis abnormalities in an unselected cohort of 12...

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