نتایج جستجو برای: lsm

تعداد نتایج: 1841  

Journal: :Liver international : official journal of the International Association for the Study of the Liver 2017
Sergio Maimone Gaia Caccamo Giovanni Squadrito Angela Alibrandi Francesca Saffioti Rosaria Spinella Giuseppina Raffa Teresa Pollicino Giovanni Raimondo

BACKGROUND & AIMS Serial evaluation of hepatitis B virus (HBV) DNA and aminotransferase values is required for identification of inactive HBV carriers (ICs). Recently, HBV surface antigen quantification (qHBsAg) and liver stiffness measurement (LSM) have been proposed as diagnostic tools in chronic HBV infection. The aim of this study was to evaluate the efficacy of HBV DNA quantification, qHBs...

2017
Robert S. McCann Henk van den Berg Peter J. Diggle Michèle van Vugt Dianne J. Terlouw Kamija S. Phiri Aurelio Di Pasquale Nicolas Maire Steven Gowelo Monicah M. Mburu Alinune N. Kabaghe Themba Mzilahowa Michael G. Chipeta Willem Takken

BACKGROUND Due to outdoor and residual transmission and insecticide resistance, long-lasting insecticidal nets (LLINs) and indoor residual spraying (IRS) will be insufficient as stand-alone malaria vector control interventions in many settings as programmes shift toward malaria elimination. Combining additional vector control interventions as part of an integrated strategy would potentially ove...

2013
Kohei Arai

Comparative study among Least Square Method: LSM, Steepest Descent Method: SDM, and Conjugate Gradient Method: CGM for atmospheric sounder data analysis (estimation of vertical profiles for water vapor) is conducted. Through simulation studies, it is found that CGM shows the best estimation accuracy followed by SDM and LSM. Method dependency on atmospheric models is also clarified. Keywords—non...

2005
Yanling Lu Zhe Xu Junfei Qiao Jianmin Duan

Based on radial basis function neural network (RBF NN),the paper proposed a new algorithm for strip shape recognition. Compared with back propagation (BP) algorithm and improved least squares method (LSM), RBF NN shows excellent overall performance, such as learning speed, recognition precision and anti-interference capability. Copyright©2005IFAC Keyword: Strip Shape, Pattern Recognition, RBF,B...

Journal: :QJM : monthly journal of the Association of Physicians 2012
R B McCorry N Palaniyappan A Chivinge P Kaye M W James G P Aithal

BACKGROUND AND AIMS Establishing the presence of fibrosis and cirrhosis is an essential step in the management of patients with chronic liver diseases (CLD). Liver stiffness measurement (LSM) based on transient elastography (TE) correlates well with the stages of liver fibrosis and has been developed as a non-invasive alternative to liver biopsy. The studies performed to date have used physicia...

2018
Junna Wang Jiajun Li Quan Zhou Dandan Zhang Qiu Bi Yulin Wu Wenxiang Huang

Numerous studies have investigated the prognosis value of the liver stiffness measurement (LSM) by transient elastography in assessing the risk of liver-related events (LREs) and all-cause mortality in patients with chronic liver disease (CLD). However, the shape of the dose-response relationship between them remains unclear. We searched PubMed, Embase, the Cochrane Library, and reference lists...

2016
Hitoshi Hayakawa

This paper studies the intraday payment behavior of banks under the real time gross settlement(RTGS) system. Our game structure is based on Bech and Garratt (2003), with additional stages for recycling reserve. This gives us a variant of the hawk–dove structure, which enables efficient reserve recycling in an equilibrium. Based on this structure, we analyze the welfare effects of introducing a ...

M.R Afzar

Echocardiography has been accepted as the diagnostic modality of choice for mitral valve prolapse (MVP). The determine the effect of position on echocardiographic diagnosis of MVP, we examined 693 consecutive patients referred to the echocardiography laboratory because of suspected MVP. First, patients were examined using the usual standard M-Mode echocardiography( left parasternal third or fou...

2017
You-Wen Tan Xing-Bei Zhou Yun Ye Cong He Guo-Hong Ge

AIM To assess the diagnostic value of FIB-4, aspartate aminotransferase-to-platelet ratio index (APRI), and liver stiffness measurement (LSM) in patients with hepatitis B virus infection who have persistently normal alanine transaminase (PNALT). METHODS We enrolled 245 patients with chronic hepatitis B: 95 in PNALT group, 86 in intermittently elevated alanine transaminase (PIALT1) group [alan...

Journal: :Annals of hepatology 2013
Faruq Pradhan Farah Ladak Jenna Tracey Pam Crotty Robert P Myers

BACKGROUND The success of liver stiffness measurement (LSM) by transient elastography (TE, FibroScan) is influenced by anthropometric factors. In smaller adults, the M probe may fail due to narrow intercostals spaces and rib interference. We aimed to compare LSM using the FibroScan S2 (pediatric) probe with the M probe in small adults with chronic liver disease. MATERIAL AND METHODS In this p...

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