a handbook for practice fourth edition

... protect against ignition of explosive gases caused by catastrophic failure or from any airstream material that may be present in a system.” Standard Applications • Centrifugal Fans • Axial and ... dled shall be made of nonferrous material. Steps must also be taken to assure that the impeller, bearings, and shaft are adequately attached and/or restrained to prevent a lateral or axial shift ... 1 Fan Types Axial Fan - An axial fan discharges air parallel to the axis of the impeller rotation. As a general rule, axial fans are preferred for high volume, low pressure, and non-ducted

Ngày tải lên: 27/06/2014, 17:20

... that may increase risk for drug-associated arrhythmias For example, approximately 10% of African Americans carry a variant... cardiac arrest such as cardiomyopathies and premature coronary ... States and Canada [ 37] Anabolic steroids have been associated with premature coronary disease and sudden death Recreational drugs including cocaine have been associated with fatal myocardial ... prophylactic amiodarone on mortality after acute myocardial infarction and in congestive heart failure: meta-analysis of individual data from 6500 patients in randomised trials. Amiodarone Trials

Ngày tải lên: 14/08/2014, 07:20

... catheter ablation. Fabry disease Fabry disease is due to an inherited lack of alpha-galactosidase and res- ults in renal, facial, and myocardial amyloid deposits [30]. The combination of renal ... sudden cardiac death 209 death mainly by preventing acute coronary syndromes and acute myocardial infarctions. Dietary omega-3 polyunsaturated fatty acids Polyunsaturated fatty acids (PUFAs) found ... is a new selective aldosterone receptor antagonist. In a placebo-controlled randomized trial of patients with heart failure after myocardial infarction, death, and death from cardiovascular cause

Ngày tải lên: 14/08/2014, 07:20

... Strickberger SA, Man KC, Daoud EG, et al A prospective evaluation of catheter ablation of ventricular tachycardia as adjuvant therapy in patients with coronary artery disease and an implantable cardioverter-defibrillator ... ventricular tachycardia late after myocardial infarction J Cardiovasc... cardiac death in patients presenting with hemodynamically stable sustained ventricular tachycardia after myocardial infarction? ... Gregoratos G, Abrams J, Epstein AE, et al. American College of Cardiology/American Heart Association Task Force on Practice Guidelines American College of Cardiology/American Heart Association/North

Ngày tải lên: 14/08/2014, 07:20

... States the Food and Drug Administration and Medicare do not take advantage of cost-effectiveness analysis as a valuable tool for decid- ing resource allocation [4]. The same applies for the vast ... 34 Bradley DJ, Bradley EA, Baughman KL et al Cardiac resynchronization and death from progressive heart failure A meta-analysis of randomized controlled trials JAMA 2003;... McAlister FA, Ezekowitz ... 51–3 American College of Cardiology (ACC)/American Heart Association (AHA) ICD guidelines, 115 preparticipation screening... Implantable Defibrillator (AVID) Investigators A comparison of antiarrhythmic

Ngày tải lên: 14/08/2014, 07:20

... British Library Cataloguing in Publication Data A catalogue record for this book is available from the British Library Library of Congress Cataloging in Publication Data A catalog record has been ... Education (CELE) at The University of Nottingham who have piloted these materials, and in particular my colleagues Ann Smith, Janet Sanders, John Rabone and Sandra Haywood for their help in unravelling ... Academic Writing A Handbook for International Students Second edition Writing essays and dissertations can be a major concern for overseas students studying at English-medium colleges and

Ngày tải lên: 28/08/2013, 16:20

... Cataloguing in Publication Data A catalogue record for this book is available from the British Library Library of Congress Cataloging in Publication Data A catalog record has been requested for ... Republic, Spain, Japan and Malaysia. Academic Writing A Handbook for International Students Second edition Stephen Bailey First edition published in 2003 by Nelson Thornes Ltd This edition published ... Academic Writing A Handbook for International Students Second edition Writing essays and dissertations can be a major concern for overseas students studying at English-medium colleges and

Ngày tải lên: 14/12/2013, 18:15

... measurement of happiness’ Applied Econometrics 44 p.18 4.5 Comparison Essay Read the essay carefully and find: a) a definition b) an example c) a generalisation d) a phrase expressing cause and ... no parallel growth in happiness. Surveys indicate that rich people generally say they are happier than poor people, but it appears that although individuals may become happier society as a whole ... Since the late 1990s internet-based teaching (also known as e-education) has emerged as a potential rival to traditional classroom learning. It normally involves having access to a secure site

Ngày tải lên: 14/12/2013, 18:16

... states admitted to having as many as half their population illiterate, and only ten – all but Afghanistan in Africa – were prepared to concede that less than 20% of their population could read ... write. (Hobsbawm, 1994, p. 295) Which of the following are plagiarised and which are acceptable? a) Almost as dramatic as the decline and fall of the peasantry, and much more general, was the rise ... but Afghanistan in Africa – were prepared to admit that less than 20% of their population could read or write. (Hobsbawm, 1994, p. 295) b) Nearly as dramatic as the decline of the peasantry was

Ngày tải lên: 24/12/2013, 05:15

... perfect place to live and study. Cheap, comfortable accommodation is always available, and transport is provided by the clean and reliable underground railway system. Another advantage is the friendly ... Purpose and Register Having decided that a text is reliable, a student must read and understand as much as necessary for the needs of the essay. Understanding a text is not just a matter of vocabulary; ... Britain. A case study of electricity privatisation An analysis of the international trends in privatisation A study of major privatisations in the UK A discussion of the benefits achieved by privatisation

Ngày tải lên: 24/12/2013, 05:15

... engine with afterburner Jet aircraft at takeoff Turboprop at takeoff Prop aircraft at takeoff Loud rock band Small aircraft engine Blaring radio Car at highway speed Axial ventilating fan (2500 ... The performance curve also is a valuable tool when evaluating fan performance in the field Fan performance tables and curves are based on standard air density of 0.075 lb/ft3 When altitude and temperature ... from any airstream material that may be present in a system.” Standard Applications • Centrifugal Fans • Axial and Propeller Fans • Power Roof Ventilators This standard applies to ferrous and...

Ngày tải lên: 27/06/2014, 17:20

... simplest form, any such method involves a means for collecting data, an approach for analyzing and interpreting the data, and a method for feeding the data back to relevant individuals and groups ... upon as a combination and analysis of valid project data for all the company’s projects In this chapter we describe a model for measurement based improvement that can be used as an integrated part ... but have anticipated to hear something about” Analyze what you have learnt In this part of the meeting the project team analyses what they have learnt from the external assistants – what has work...

Ngày tải lên: 06/07/2014, 15:22

... PM Page i Cardiovascular Imaging A handbook for clinical practice BCIPR 6/17/05 9:53 PM Page ii BCIPR 6/17/05 9:53 PM Page iii THE ESC EDUCATION SERIES Cardiovascular Imaging A handbook for clinical ... transplanted heart, 235 Oberdan Parodi, Maria Frigerio, Benedetta De Chiara Chapter 20 Unusual cardiomyopathies — role of cardiac magnetic resonance imaging, 251 Sanjay K Prasad, Ravi G Assomull, ... including valvular disease, coronary artery disease, and myocardial and pericardial disease In these various pathologies, the incremental value of echocardiography, nuclear imaging, CMR and MSCT are...

Ngày tải lên: 13/08/2014, 12:20

... measured from a parasternal long axis view for calculation of a circular cross-sectional area LVOT velocity measured with pulsed wave Doppler from an apical view (for a parallel intercept angle) ... a catheter across the stenotic valve, which is associated with cerebral embolization Cardiac MRI has the potential to visualize and measure blood flow and allows calculation of valve area, analogous ... structures and may ultimately improve the facility of aortic valve repair Ascending aorta In all instances information about morphology and size of the ascending aorta are needed Aortic root and annular...

Ngày tải lên: 13/08/2014, 12:20

... diagnosing acute aortic syndromes, particularly for conditions confined to the ascending aorta Echocardiography Echocardiography (TTE and TEE) is a non-invasive and readily available modality for ... coronary arteries.7 Intramural hematoma appears as a crescent-shaped, high-attenuation signal within the wall of the aorta on non-contrast CT It may also present as localized thickening of the aortic ... evaluation of aortic dissection TTE can evaluate the aortic root and arch, but the distal ascending aorta and descending aorta are not well visualized TTE has low sensitivity for diagnosis of aortic...

Ngày tải lên: 13/08/2014, 12:20

... many laboratories, which is attributed predominantly to image attenuation artifacts and variance of normal that are interpreted as defects attributed to significant CAD.3 Breast attenuation artifacts ... 2.3 years after a normal scan was 0.6% per year.6 Conversely, the cardiac death and/or nonfatal myocardial infarction rate was 5.9% per annum in patients with high-risk scan variables as derived ... catheterization and have normal coronary angiograms This is because the majority of patients referred for angiography have abnormal scans, yielding an exaggerated referral of patients with false-positive...

Ngày tải lên: 13/08/2014, 12:20

... Patients with a normal dobutamine–atropine stress echocardiogram have a low annual event rate of cardiac death or non-fatal infarction.17 The rate of cardiac death or myocardial infarction in patients ... far as peripheral vascular disease is an important marker and a strong predictor for cardiovascular events, in particular myocardial infarction and stroke The diagnosis of peripheral vascular ... effectiveness and widespread availability Magnetic resonance angiography Gadolinium-enhanced magnetic resonance angiography (MRA) has proven valuable for the non-invasive assessment of peripheral vascular...

Ngày tải lên: 13/08/2014, 12:20

... echocardiogram in an 83-year-old man with acute pulmonary edema days after acute anterior myocardial infarction demonstrating anterior papillary muscle rupture (arrow) and flail anterior mitral valve ... four-chamber and (D) short-axis views shows a large septal and apical infarct BCI13 6/15/05 8:36 PM 156 Page 156 Chapter 13 of pericardial disease through characterization of pericardial anatomy and ... with pacemakers or implantable defibrillators and ferromagnetic cerebral aneurysm clips Irregular rhythms that often accompany acute heart failure can result in inadequate cardiac gating and suboptimal...

Ngày tải lên: 13/08/2014, 12:20

... Conventional echocardiographic parameters Table 15.1 provides an overview on the available conventional parameters that are valuable for the assessment of dyssynchrony before CRT implantation and for ... hypertrophy from pathologic hypertrophy of the heart The mitral apparatus The mitral apparatus is visualized in its integrity from parasternal and apical long-axis as well as parasternal short-axis projections ... it has not been systematically validated in patients with advanced heart failure and LV-based pacing Most centers today use a simplified, iterative approach for AV delay optimization The transmitral...

Ngày tải lên: 13/08/2014, 12:20

... located in the RA or atrial septum They arise from the endocardial surface and have a broad base of attachment Lipomas have the same signal intensity as subcutaneous and epicardial fat on all ... improved imaging of smaller masses, particularly in the atria, atrial appendages, or associated with valvular structures Contrast-enhanced echocardiography improves visualization of intracardiac masses ... Hoffman U, Globits S, Schima W, et al Usefulness of magnetic resonance imaging of cardiac and paracardiac masses Am J Cardiol 2003;92:890 Further reading Araoz PA, Mulvagh SL, Tazlaar HD, et al...

Ngày tải lên: 13/08/2014, 12:20