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566篇 您的检索式:作者名="Mohammed W"
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1Rubber band ligation for 750 cases of symptomatic hemorrhoids out of 2200 cases显示文摘AIM: To study the results for the treatment of symptomatic hemorrhoids using rubber band ligation (RBL) method. METHODS: A retrospective study for 750 patients who came to the colorectal unit from June, 1998 to September, 2006, data was retrieved from archived fi les. RBL was performed using the Mc Gown applicator on an outpatient basis. The patients were asked to return to out-patient clinic for follow up at 2 wk, 1 mo, 6 mo and through telephone call every 6 mo for 2 years). RESULTS: After RBL, 696 patients (92.8%) were cured with no difference in outcome for second or third degree hemorrhoids (P = 0.31). Symptomatic recurrence was detected in 11.04% after 2 years. A total of 52 patients (6.93%) had 77 complications from RBL which required no hospitalization. Complications were pain, rectal bleeding and vaso-vagal symptoms(4.13%, 4.13% and 1.33% of patients, respectively). At 1 mo there were a significant improvement in mean SF-36 scores over baseline in five items, while after 2 years there were improvement in all items over baseline, but not significant. No significant manometeric changes after band ligation. CONCLUSION: RBL is a simple, safe and effective method for treating symptomatic second and third degree hemorrhoids as an out patient procedure with signifi cant improvement in quality of life. RBL doesn't alter ano-rectal functions.Ayman M El Nakeeb Amir A Fikry Waleed H Omar Elyamani M Fouda Tito A El Metwally Hosam E Ghazy Sabry A Badr Mohmed Y Abu Elkhar Salih M Elawady Hisham H Abd Elmoniam Waiel W Khafagy Mosaad M Morshed Ramadan E El Lithy Mohamed E Farid 2008World Journal of Gastroenterology2008,14,42:24
2Nationwide trends and predictors of inpatient mortality in 83884 transjugular intrahepatic portosystemic shunt显示文摘AIM: To evaluate and validate the national trends and predictors of in-patient mortality of transjugular intrahepatic portosystemic shunt(TIPS) in 15 years.METHODS: Using the National Inpatient Sample which is a part of Health Cost and Utilization Project, we identified a discharge-weighted national estimate of 83884 TIPS procedures performed in the United States from 1998 to 2012 using international classification of diseases-9 procedural code 39.1. The demographic, hospital and co-morbility data were analyzed using a multivariant analysis. Using multi-nominal logistic regression analysis, we determined predictive factors related to increases in-hospital mortality. Comorbidity measures are in accordance to the Comorbidity Software designed by the Agency for Healthcare Research and Quality.RESULTS: Overall, 12.3% of patients died during hospitalization with downward trend in-hospitalmortality with the mean length of stay of 10.8 ± 13.1 d. Notable, African American patients(OR = 1.809 vs Caucasian patients, P < 0.001), transferred patients(OR = 1.347 vs non-transferred, P < 0.001), emergency admissions(OR = 3.032 vs elective cases, P < 0.001), patients in the Northeast region(OR = 1.449 vs West, P < 0.001) had significantly higher odds of inhospital mortality. Number of diagnoses and number of procedures showed positive correlations with in-hospital death(OR = 1.249 per one increase in number of procedures). Patients diagnosed with acute respiratory failure(OR = 8.246), acute kidney failure(OR = 4.359), hepatic encephalopathy(OR = 2.217) and esophageal variceal bleeding(OR = 2.187) were at considerably higher odds of in-hospital death compared with ascites(OR = 0.136, P < 0.001). Comorbidity measures with the highest odds of in-hospital death were fluid and electrolyte disorders(OR = 2.823), coagulopathy(OR = 2.016), and lymphoma(OR = 1.842).CONCLUSION: The overall mortality of the TIPS procedure is steadily decreasing, though the length of stay has remained relatively constant. Specific patient ethnicity, location, transfer status, primary diagnosis and comorbidities correlate with increased odds of TIPS in-hospital death.Edward Wolfgang Lee Andrew Kuei Sammy Saab Ronald W Busuttil Francisco Durazo Steven-Huy Han Mohamed M El-Kabany Justin P Mc Williams Stephen T Kee 2016World Journal of Gastroenterology2016,22,25:7
3Viral hepatitis prevalence in patients with active and latent tuberculosis显示文摘AIM: To assess the prevalence of hepatitis B virus(HBV) and hepatitis C virus(HCV) infection and association with drug induced liver injury(DILI) in patients undergoing anti-tuberculosis(TB) therapy.METHODS: Four hundred and twenty nine patients with newly diagnosed TB- either active disease or latent infection- who were due to commence antiTB therapy between September 2008 and May 2011 were included. These patients were prospectively tested for serological markers of HBV, HCV and human immunodeficiency virus(HIV) infections- hepatitis B core antigen(HBc Ag), hepatitis B surface antigen(HBs Ag), hepatitis B e antigen, Ig G and Ig M antibody to HBc Ag(anti-HBc), HCV Ig G antibody and HIV antibody using a combination of enzyme-linked immunosorbent assay, Western blot assay and polymerase chain reaction techniques. Patients were reviewed at least monthly during the TB treatment initiation phase. Liver function tests were measured prior to commencement of antiTB therapy and 2-4 wk later. Liver function tests were also performed at any time the patient had significant nausea, vomiting, rash, or felt non-specifically unwell. Fisher's exact test was used to measure significance in comparisons of proportions between groups. A P value of less than 0.05 was considered statistically significant.RESULTS: Of the 429 patients, 270(62.9%) had active TB disease and 159(37.1%) had latent TB infection. 61(14.2%) patients had isolated anti-HBc positivity, 11(2.6%) were also HBs Ag positive and 7(1.6%) were HCV-antibody positive. 16/270 patients with active TB disease compared to 2/159 patients with latent TB infection had markers of chronic viral hepatitis(HBs Ag or HCV antibody positive; P = 0.023). Similarly the proportion of HBs Ag positive patients were significantly greater in the active vs latent TB infection group(10/43 vs 1/29, P = 0.04). The prevalence of chronic HBV or HCV was significantly higher than the estimated United Kingdom prevalence of 0.3% for each. We found no association between DILI and presence of serological markers of HBV or HCV. Three(5.3%) patients with serological markers of HBV or HCV infection had DILI compared to 25(9.5%) patients without; P = 0.04.CONCLUSION: Viral hepatitis screening should be considered in TB patients. DILI risk was not increased in patients with HBV/HCV.Hesam Ahmadi Nooredinvand David W Connell Mahmoud Asgheddi Mohammed Abdullah Marie O'Donoghue Louise Campbell Melissa I Wickremasinghe Ajit Lalvani Onn Min Kon Shahid A Khan 2015World Journal of Gastroenterology2015,21,29:7
4Vectorcardiographic QRS area as a predictor of response to cardiac resynchronization therapy显示文摘Cardiac resynchronization therapy(CRT)is a good treatment for heart failure accompanied by ventricular conduction abnormalities.Current ECG criteria in international guidelines seem to be suboptimal to select heart failure patients for CRT.The criteria QRS duration and left bundle branch block(LBBB)QRS morphology insufficiently detect left ventricular activation delay,which is required for benefit from CRT.Additionally,there are various definitions for LBBB,in which each one has a different association with CRT benefit and is prone to subjective interpretation.Recent studies have shown that the objectively measured vectorcardiographic QRS area identifies left ventricular activation delay with higher accuracy than any of the current ECG criteria.Indeed,various studies have consistently shown that a high QRS area prior to CRT predicts both echocardiographic and clinical improvement after CRT.The beneficial relation of QRS area with CRT-outcome was largely independent from QRS morphology,QRS duration,and patient characteristics known to affect CRT-outcome including ischemic etiology and sex.On top of QRS area prior to CRT,the reduction in QRS area after CRT further improves benefit.QRS area is easily obtainable from a standard 12-lead ECG though it currently requires off-line analysis.Clinical applicability will be significantly improved when QRS area is automatically determined by ECG equipment.Mohammed A Ghossein Antonius MW van Stipdonk Frits W Prinzen Kevin Vernooy 2022Journal of Geriatric Cardiology2022,19,1:2
5Micromechanical modeling of con- crete response under static loading-Part I:model eevelopment and validation显示文摘MOHAMED A R HANSEN W 1999ACI Materials Journal1999,96,2:1
6Synthesis and characterization of graphene and carbon nanotubes:A review on the past and recent developments 显示文摘Liu W W Chai S P Mohamed A R 2014Journal of Industrial and Engineering Chemistry2014,20,:1
7Human infective endocarditis caused by Streptococcus suis serotype 2显示文摘 Mohamed W Hain T 2005J Clin Microbiol2005,43,9:1
8Lyophilisation and sterilisatlon of liposomal vaccines to produce stable and sterile products 显示文摘Mohammed A R Bramwell V W Coombes A G 2006Methods2006,40,1:1
9Influence of origin of isolates, especially endocarditis isolates, and various genes on biofilm formation by Enterococcus faecalis 显示文摘Mohamed lA Huang W Nallapareddy SR 2004Infect Immun2004,72,6:1
10Effect of carbon nanomaterials on the germination and growth of rice plants 显示文摘Nair R Mohamed M S Gao W 2012Journal of Nanoscience and Nanotechnolo- gy2012,12,3:1
11Micromechanical modeling of con- crete response under static loading-Part II:rnodel predictions for shear and compressive loading显示文摘MOHAMED A R HANSEN W 1999ACI Materials Journal1999,96,3:1
12Environmental influence on behavior and nerve growth factor in the brain 显示文摘Mohammed AK Bengt W Ted E 1990Brain Research1990,528,:1
13Estima- tion of microcystins in the freshwater fish Oreochromis niloticus in an Egyptian fish farm containing a Micro- cystis bloom显示文摘Mohamed ZA Carmichael W W Hussein A A 2003Environmental Toxicology2003,18,2:1
14Lower Limb Wearable Robots for Assistance and Rehabilitation: A State of the Art 显示文摘Huo W Mohammed S Moreno J C 2014IEEE SYSTEMS JOURNAL2014,,:1
15A Boltzmann based model for open channel flows显示文摘Mohamed S G Deng J Q Gray W G Xu K 2001International Journal for Numerical Methods in Fluids2001,35,:1
16Constrained optimization based on modified differential evolution algorithm显示文摘MOHAMED A W SABRY H Z 2012Information Science2012,,194:1
17Synthesis of micro–mesoporous TiO2 materials assembled via cationic surfactants:MorpHology,thermal stability and surface acidity characteristics 显示文摘Mohamed M M Bayoumy W A Khair M 2007Microporous and Mesoporous Materials2007,103,13:1
18Induction of immune response by attenuated isogenic mutant strains of Listeria monocytogenes显示文摘DARJI A MOHAMED W DOMANN E 2003Vaccine2003,21,1:1
19Micromechanical modeling of concrete response under static loading -- part I: model development and validation显示文摘Mohamed A R Hansen W 1999ACI Materials Journal1999,96,2:1
20IL-17 expression by breast-cancer-associated macrophages: IL-17 promotes invasiveness of breast cancer cell lines 显示文摘Zhu X W Mulcahy L A Mohammed R A A 2008Breast Cancer Res2008,10,6:1
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