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... between defibrillation attempts, recognising and treating reversible causes (4 Hs and 4 Ts), obtaining a secure airway, and vascular access. During CPR with a 30:2 ratio, the underlying rhythm may be seen clearly on the monitor as compressions are paused to enable ventilation. If VF is seen during t ...
... between defibrillation attempts, recognising and treating reversible causes (4 Hs and 4 Ts), obtaining a secure airway, and vascular access. During CPR with a 30:2 ratio, the underlying rhythm may be seen clearly on the monitor as compressions are paused to enable ventilation. If VF is seen during t ...
Cardiac Rhythm Management Devices (Part I)
... pacing improves survival for patients with 3° AVHB and symptoms.30 –35 Pacing indications for acquired AVHB are listed in table 2.10,22,25 Chronic Bifascicular and Trifascicular Block. Major fascicles of the conduction system below the His bundle are the right bundle branch and the left anterior and ...
... pacing improves survival for patients with 3° AVHB and symptoms.30 –35 Pacing indications for acquired AVHB are listed in table 2.10,22,25 Chronic Bifascicular and Trifascicular Block. Major fascicles of the conduction system below the His bundle are the right bundle branch and the left anterior and ...
Surgical Ventricular Reconstruction for Ischemic or Idiopathic
... a scar develops and is characterized by fibroblast proliferation and collagen deposition. Before definite scar formation, however, the infarcted area can thin and dilate. Eaton and Sutton define this process infarct expansion (46, 93). Within 72 hours, serine proteases such as plasmin and matrix met ...
... a scar develops and is characterized by fibroblast proliferation and collagen deposition. Before definite scar formation, however, the infarcted area can thin and dilate. Eaton and Sutton define this process infarct expansion (46, 93). Within 72 hours, serine proteases such as plasmin and matrix met ...
Final Protocol - Word 569 KB - Medical Services Advisory Committee
... blood pressure is usually 140/90 for uncomplicated hypertensive patients (JNC7 2003) and 130/80 for diabetic patients (American Diabetes Association 2004). If target blood pressure levels are not reached, combination therapy is initiated using a second agent from a different drug class at a low dose ...
... blood pressure is usually 140/90 for uncomplicated hypertensive patients (JNC7 2003) and 130/80 for diabetic patients (American Diabetes Association 2004). If target blood pressure levels are not reached, combination therapy is initiated using a second agent from a different drug class at a low dose ...
Sudden cardiac death: role of heart rate
... infarction, a depressed HR variability measured from a 24-h period as well as from short-term recordings has been consistently associated with an increased risk of cardiac and overall mortality [24–27]. Similar evidence has been more recently reported also among patients with heart failure [28]. Mor ...
... infarction, a depressed HR variability measured from a 24-h period as well as from short-term recordings has been consistently associated with an increased risk of cardiac and overall mortality [24–27]. Similar evidence has been more recently reported also among patients with heart failure [28]. Mor ...
THE EFFECT OF EXERCISE ON MEAN LEFT VENTRICULAR
... jects. A control group composed of 26 subj ects included 18 normal individuals and 8 patients with mild heart disease. This latter group included 5 patients with mild mitral stenosis (valve area greater than 2.5 cm2), 1 with patent ductus arteriosus (pulmonary-systemic flow ratio, 1.2/1), 1 with hyp ...
... jects. A control group composed of 26 subj ects included 18 normal individuals and 8 patients with mild heart disease. This latter group included 5 patients with mild mitral stenosis (valve area greater than 2.5 cm2), 1 with patent ductus arteriosus (pulmonary-systemic flow ratio, 1.2/1), 1 with hyp ...
Efficacy of Two Streptokinase Formulations in Acute Myocardial
... quality control laboratories,3 but also clinical implications have frequently confirmed this claim through different investigations. More importantly, there are several means by which the efficacy and success rate of a thrombolytic agent in bringing back the patency of vessels can be evaluated. As a ...
... quality control laboratories,3 but also clinical implications have frequently confirmed this claim through different investigations. More importantly, there are several means by which the efficacy and success rate of a thrombolytic agent in bringing back the patency of vessels can be evaluated. As a ...
Sudden Cardiac Death in the Young
... sudden deaths per 100,000 among 20-40yr olds over the period 1960-89, however it must be noted that deaths from drug-induced arrhythmia, eating disorders, cocaine, and alcohol were also included 5. In Minnesota county athletes, the incidence was much lower amongst 14-18yr olds, at 0.46/100,000 6. In ...
... sudden deaths per 100,000 among 20-40yr olds over the period 1960-89, however it must be noted that deaths from drug-induced arrhythmia, eating disorders, cocaine, and alcohol were also included 5. In Minnesota county athletes, the incidence was much lower amongst 14-18yr olds, at 0.46/100,000 6. In ...
The TEE imaging planes
... media including video-tapes, computer-based tutorials and web-based interactive sites (see end of handout for links and references). However, all suffer from the limitation of having a predetermined set of scan planes and images. The presenter or student is not able to independently manipulate the T ...
... media including video-tapes, computer-based tutorials and web-based interactive sites (see end of handout for links and references). However, all suffer from the limitation of having a predetermined set of scan planes and images. The presenter or student is not able to independently manipulate the T ...
Chick Embryo - Circulation Research
... electrical isolation between the chambers and the time delay of atrioventricular node depolarization. These structures are not present in the embryonic heart, and no electrical isolation exists between the atria and ventricles.21 Simultaneous atrial and ventricular myograms of the embryonic heart co ...
... electrical isolation between the chambers and the time delay of atrioventricular node depolarization. These structures are not present in the embryonic heart, and no electrical isolation exists between the atria and ventricles.21 Simultaneous atrial and ventricular myograms of the embryonic heart co ...
2 - 张丽
... MRI[13]. The reason could be the aging-related subepicardial layer myocardial fibrosis. This fibrotic degeneration leads to functional impairment because of myocardial hypoperfusion, which caused a dominance of epicardial counterclockwise rotation, relative to the clockwise rotation of subendocardia ...
... MRI[13]. The reason could be the aging-related subepicardial layer myocardial fibrosis. This fibrotic degeneration leads to functional impairment because of myocardial hypoperfusion, which caused a dominance of epicardial counterclockwise rotation, relative to the clockwise rotation of subendocardia ...
International Symposium THE RIGHT HEART THE NEW FRONTIER
... Prof. Gatzoulis from London (UK), spoke about the spectrum of congenital heart diseases with systemic right ventricle. The speaker went deeper in his talk, by presenting very interesting data on the transposition of the great arteries (TGA), the congenitally corrected TGA and on the so called “singl ...
... Prof. Gatzoulis from London (UK), spoke about the spectrum of congenital heart diseases with systemic right ventricle. The speaker went deeper in his talk, by presenting very interesting data on the transposition of the great arteries (TGA), the congenitally corrected TGA and on the so called “singl ...
Recommendations for the Evaluation of Prosthetic Valves
... *ACC/AHA 2006 guidelines for the management of patients with valvular heart disease .Circulation 2006;114:e84-231 **Practice guidelines for perioperative transesophageal echocardiography. A report by the American Society of Anesthesiologists and the Society ofCardiovascular Anesthesiologists Task Fo ...
... *ACC/AHA 2006 guidelines for the management of patients with valvular heart disease .Circulation 2006;114:e84-231 **Practice guidelines for perioperative transesophageal echocardiography. A report by the American Society of Anesthesiologists and the Society ofCardiovascular Anesthesiologists Task Fo ...
Slideset - European Society of Cardiology
... Definition of sudden cardiac death in athletes SCD = sudden and unexpected death occurring during, or shortly after, exercise (with varying time intervals up to 24 h used by different investigators), if witnessed by a bystander and/or happening in an individual who was otherwise known to be healthy ...
... Definition of sudden cardiac death in athletes SCD = sudden and unexpected death occurring during, or shortly after, exercise (with varying time intervals up to 24 h used by different investigators), if witnessed by a bystander and/or happening in an individual who was otherwise known to be healthy ...
Arrhythmogenic Right Ventricular Cardiomyopathy/Dysplasia
... T-waves in leads V1-V6 (flattening on V1 and more deeply negative in V4-V6), as well as in leads II, III and aVF. Frequent ventricular extrasystoles were recorded with an LBBB morphology and a superior axis, suggesting that their origin was from the posterior wall of the right ventricle. On the echo ...
... T-waves in leads V1-V6 (flattening on V1 and more deeply negative in V4-V6), as well as in leads II, III and aVF. Frequent ventricular extrasystoles were recorded with an LBBB morphology and a superior axis, suggesting that their origin was from the posterior wall of the right ventricle. On the echo ...
Elisa Magosso, Silvio Cavalcanti and Mauro Ursino
... rerouted directly to the pulmonary arteries without the benefit of the normal right ventricle. In this situation the pulmonary and systemic circulation are in series with only one pumping chamber. Generally, patients who have undergone Fontan’s procedure have a good prognosis, although they have sub ...
... rerouted directly to the pulmonary arteries without the benefit of the normal right ventricle. In this situation the pulmonary and systemic circulation are in series with only one pumping chamber. Generally, patients who have undergone Fontan’s procedure have a good prognosis, although they have sub ...
Long-term cardiovascular adaptations to neonatal
... tenure as a graduate student at McGill University and the Montréal Children’s Hospital. My colleagues and friends Bryan Ross, Ryan Luther, Demitra Rodaros, and Tammie Quinn have all been a pleasure to work with and continue to be a source of inspiration. I greatly appreciate their time spent trainin ...
... tenure as a graduate student at McGill University and the Montréal Children’s Hospital. My colleagues and friends Bryan Ross, Ryan Luther, Demitra Rodaros, and Tammie Quinn have all been a pleasure to work with and continue to be a source of inspiration. I greatly appreciate their time spent trainin ...
Total heart volume variation throughout the cardiac cycle in humans
... Flow measurements. Two different evaluation platforms were used (RADGOP; Context Vision, Linköping, Sweden, and Scion Image). Each blood vessel was manually outlined in the anatomic images for each time point with flow calculation undertaken in the corresponding velocity-mapped images. To determine ...
... Flow measurements. Two different evaluation platforms were used (RADGOP; Context Vision, Linköping, Sweden, and Scion Image). Each blood vessel was manually outlined in the anatomic images for each time point with flow calculation undertaken in the corresponding velocity-mapped images. To determine ...
Scientech 2138A AT Manual
... A natural pacemaker generates electrical impulses at regular rate. To initiate the heartbeat the action potentials generated by the natural pacemaker or S.A. node gets propagated in all directions along the surface of both atria and Atrioventricular Node. This spreads throughout the right and left a ...
... A natural pacemaker generates electrical impulses at regular rate. To initiate the heartbeat the action potentials generated by the natural pacemaker or S.A. node gets propagated in all directions along the surface of both atria and Atrioventricular Node. This spreads throughout the right and left a ...
Chapter 28: Pacemakers and Implantable
... ventricles during cardiac surgery. 15. _______________________ pacing is external pacing in a noninvasive method used as a temporary measure in emergency situations for treatment of asystole, severe bradycardia or overdrive pacing for tachyarrhythmias until a transvenous pacing lead can be inserted. ...
... ventricles during cardiac surgery. 15. _______________________ pacing is external pacing in a noninvasive method used as a temporary measure in emergency situations for treatment of asystole, severe bradycardia or overdrive pacing for tachyarrhythmias until a transvenous pacing lead can be inserted. ...
Modeling and Verification of Safety Critical Systems: A Case Study
... C. Informal Specification of Pacemaker As shown in Fig. 1, a heart is divided into right and left sections by the interventricular septum. Each of these (right and left) sections is also divided into upper and lower compartments known as atria and ventricles, respectively. The four main chambers of t ...
... C. Informal Specification of Pacemaker As shown in Fig. 1, a heart is divided into right and left sections by the interventricular septum. Each of these (right and left) sections is also divided into upper and lower compartments known as atria and ventricles, respectively. The four main chambers of t ...
Risk of mortality assessment in pediatric heart surgery
... the study since that made them eligible to be evaluated by the PIM and SOFA scores. Seventy-seven were excluded for this reason. Furthermore, patients older than 16 years old were also excluded. Hence, 376 patients remained after applying the exclusion criteria; however, three patients died in the o ...
... the study since that made them eligible to be evaluated by the PIM and SOFA scores. Seventy-seven were excluded for this reason. Furthermore, patients older than 16 years old were also excluded. Hence, 376 patients remained after applying the exclusion criteria; however, three patients died in the o ...
PDF - Romanian Journal of Cardiology
... the primary strategy to relieve the obstruction. Since the 1990s, alcohol septal ablation has become a frequent alternative to myectomy, because it reduces the obstruction without requiring open-heart surgery. However, in recent years, the enthusiasm for septal ablation has decreased because of its ...
... the primary strategy to relieve the obstruction. Since the 1990s, alcohol septal ablation has become a frequent alternative to myectomy, because it reduces the obstruction without requiring open-heart surgery. However, in recent years, the enthusiasm for septal ablation has decreased because of its ...