Prevention of atrial fibrillation following cardiac surgery: Basis for a
... intraoperative stress plays a key role due to occurrence of reperfusion, inflammation, or hemostasis (Mathew et al., 1996a, Mathew et al., 1996b; Zaman et al., 2000). The pathophysiological mechanism whereby these complex processes cause POAF remains poorly understood. Accumulating evidence suggest ...
... intraoperative stress plays a key role due to occurrence of reperfusion, inflammation, or hemostasis (Mathew et al., 1996a, Mathew et al., 1996b; Zaman et al., 2000). The pathophysiological mechanism whereby these complex processes cause POAF remains poorly understood. Accumulating evidence suggest ...
Similarity Measurement Technique Of Two ECG Signals
... insight into a patient’s cardiac pathophysiology [1] [2]. An ECG can also be defined as a time varying signal reflecting the ionic current flow which causes the cardiac fibers to contract and subsequently relax. An Electrocardiogram signal can be used for detection of coronary artery disease, cardio ...
... insight into a patient’s cardiac pathophysiology [1] [2]. An ECG can also be defined as a time varying signal reflecting the ionic current flow which causes the cardiac fibers to contract and subsequently relax. An Electrocardiogram signal can be used for detection of coronary artery disease, cardio ...
EKG Criteria
... Asystole represents the total absence of ventricular electrical activity. Since depolarization does not occur, there is no ventricular contraction. This may occur as a primary event in cardiac arrest, or it may follow VF or pulseless electrical activity (PEA). Ventricular asystole can occur also in ...
... Asystole represents the total absence of ventricular electrical activity. Since depolarization does not occur, there is no ventricular contraction. This may occur as a primary event in cardiac arrest, or it may follow VF or pulseless electrical activity (PEA). Ventricular asystole can occur also in ...
Similarity Measurement Technique Of Two ECG Signals
... insight into a patient’s cardiac pathophysiology [1] [2]. An ECG can also be defined as a time varying signal reflecting the ionic current flow which causes the cardiac fibers to contract and subsequently relax. An Electrocardiogram signal can be used for detection of coronary artery disease, cardio ...
... insight into a patient’s cardiac pathophysiology [1] [2]. An ECG can also be defined as a time varying signal reflecting the ionic current flow which causes the cardiac fibers to contract and subsequently relax. An Electrocardiogram signal can be used for detection of coronary artery disease, cardio ...
Multimodal functional cardiac MRI in creatine kinase
... phenotype to be detected. A phase-contrast MRI pulse sequence, recently developed by our group (21) to measure myocardial contraction velocity and mechanics in mice, was used in this study. In addition, a second novel MR technique to quantify myocardial perfusion, which has also recently been modifi ...
... phenotype to be detected. A phase-contrast MRI pulse sequence, recently developed by our group (21) to measure myocardial contraction velocity and mechanics in mice, was used in this study. In addition, a second novel MR technique to quantify myocardial perfusion, which has also recently been modifi ...
Surgery for Atrial Fibrillation - ANNALS Academy of Medicine
... injury.35 The efficacy of this modality is well established in catheter-based arrhythmia ablation33,34 and has led surgeons to apply radiofrequency energy directly to the heart during cardiac surgery. The lesion sets applied by surgeons vary considerably, but results are similar with atrial fibrilla ...
... injury.35 The efficacy of this modality is well established in catheter-based arrhythmia ablation33,34 and has led surgeons to apply radiofrequency energy directly to the heart during cardiac surgery. The lesion sets applied by surgeons vary considerably, but results are similar with atrial fibrilla ...
Arrhythmias in ECGs - Auckland Heart Group
... • The tachycardia then spontaneously stops • A further ECG is normal • She has a history of hypertension and recently had a TIA with a normal Carotid Doppler Her CHA2DS2VASc score is: ...
... • The tachycardia then spontaneously stops • A further ECG is normal • She has a history of hypertension and recently had a TIA with a normal Carotid Doppler Her CHA2DS2VASc score is: ...
Research Article Blockade of TGF-β 1 Signalling Inhibits Cardiac
... 3.1. Effects of P144 on Blood Pressure. Values of SBP and DBP were elevated in V-SHR (SBP: 246.7 ± 3.6 mmHg; DBP: 208.6 ± 5.9 mmHg) at the age of 22 weeks compared with V-WKY (SBP: 175.0 ± 3.5 mmHg; DBP: 128.7 ± 7.1 mmHg; P < 0.01). Interestingly, at the age of 22 weeks, blood pressure values were lo ...
... 3.1. Effects of P144 on Blood Pressure. Values of SBP and DBP were elevated in V-SHR (SBP: 246.7 ± 3.6 mmHg; DBP: 208.6 ± 5.9 mmHg) at the age of 22 weeks compared with V-WKY (SBP: 175.0 ± 3.5 mmHg; DBP: 128.7 ± 7.1 mmHg; P < 0.01). Interestingly, at the age of 22 weeks, blood pressure values were lo ...
Screening young athletes for prevention of sudden cardiac death
... concerning SCD in relation with physical activity. In athletes aged 8–39, Maron et al. (2007) found that SCD was mainly (44%) caused by hypertrophic cardiomyopathy (HCM) plus indeterminate left ventricular hypertrophy (LVH) considered as possible HCM, anomalous coronary artery (17%), myocarditis (6% ...
... concerning SCD in relation with physical activity. In athletes aged 8–39, Maron et al. (2007) found that SCD was mainly (44%) caused by hypertrophic cardiomyopathy (HCM) plus indeterminate left ventricular hypertrophy (LVH) considered as possible HCM, anomalous coronary artery (17%), myocarditis (6% ...
Ventricular Assist Devices and Total Artificial Hearts
... IMPORTANT REMINDER: The health plan’s Medicare Advantage Medical Policies are developed to provide guidance for members and providers regarding coverage in accordance with the member Evidence of Coverage (EOC) booklet. Benefit determinations are based in all cases on any applicable EOC language and ...
... IMPORTANT REMINDER: The health plan’s Medicare Advantage Medical Policies are developed to provide guidance for members and providers regarding coverage in accordance with the member Evidence of Coverage (EOC) booklet. Benefit determinations are based in all cases on any applicable EOC language and ...
Noninvasive Separation of Large, Medium, and Small Myocardial
... Trond Vartdal, MD; Svend Aakhus, MD, PhD; Hans-Jørgen Smith, MD, PhD; Halfdan Ihlen, MD, PhD; Thor Edvardsen, MD, PhD ...
... Trond Vartdal, MD; Svend Aakhus, MD, PhD; Hans-Jørgen Smith, MD, PhD; Halfdan Ihlen, MD, PhD; Thor Edvardsen, MD, PhD ...
Electrocardiography for Healthcare Professionals Chapter 6: Atrial
... Chapter Summary (Cont’d) Atrial fibrillation (A fib) occurs when electrical impulses come from areas of re-entry pathways or multiple ectopic foci. This results in depolarization of only a small group of atrial cells. It presents with classic chaotic waves. ...
... Chapter Summary (Cont’d) Atrial fibrillation (A fib) occurs when electrical impulses come from areas of re-entry pathways or multiple ectopic foci. This results in depolarization of only a small group of atrial cells. It presents with classic chaotic waves. ...
Final heart development
... By the end of the lecture you should be able to: • Describe the site, formation, union, and division of the of the heart tube. • Describe the formation and fate of the sinus venosus. • Describe the formation of the interatrial and the interventricular septae. • Describe the formation of the two atri ...
... By the end of the lecture you should be able to: • Describe the site, formation, union, and division of the of the heart tube. • Describe the formation and fate of the sinus venosus. • Describe the formation of the interatrial and the interventricular septae. • Describe the formation of the two atri ...
Coronary Angioplasty in Australia 1999
... Heart disease is a major cause of morbidity and mortality in Australia, responsible for 29% of all deaths in 1999. The most common form of heart disease affecting Australians is coronary heart disease. This involves blockages in the heart’s own arteries, the coronary arteries, by abnormal deposits k ...
... Heart disease is a major cause of morbidity and mortality in Australia, responsible for 29% of all deaths in 1999. The most common form of heart disease affecting Australians is coronary heart disease. This involves blockages in the heart’s own arteries, the coronary arteries, by abnormal deposits k ...
PATIENT INFORMATION LOSARTAN POTASSIUM TABLETS USP
... to slow the worsening of diabetic kidney disease (nephropathy) in patients with type 2 diabetes who have or had high blood pressure. Losartan potassium tablets have not been studied in children less than 6 years old or in children with certain kidney problems. High Blood Pressure (hypertension). Blo ...
... to slow the worsening of diabetic kidney disease (nephropathy) in patients with type 2 diabetes who have or had high blood pressure. Losartan potassium tablets have not been studied in children less than 6 years old or in children with certain kidney problems. High Blood Pressure (hypertension). Blo ...
A persistent left superior vena cava
... anomaly is termed complete unroofing of the coronary sinus. The orifice of the coronary sinus then persists as an interatrial communication.(1) In most of the cases, including this case report, the PLSVC enters the right atrium through the orifice of an enlarged coronary sinus. In this case, the def ...
... anomaly is termed complete unroofing of the coronary sinus. The orifice of the coronary sinus then persists as an interatrial communication.(1) In most of the cases, including this case report, the PLSVC enters the right atrium through the orifice of an enlarged coronary sinus. In this case, the def ...
Automatic Real-Time Embedded QRS Complex
... from pushing the algorithm in the high variability mode. This mode is only intended to be activated for records with many ectopic beats or generally high variation in the RR intervals, e.g. cases of AF. In these records, it is expected that the risk of missing a beat is increased, and to prevent thi ...
... from pushing the algorithm in the high variability mode. This mode is only intended to be activated for records with many ectopic beats or generally high variation in the RR intervals, e.g. cases of AF. In these records, it is expected that the risk of missing a beat is increased, and to prevent thi ...
Accepted version - QMRO Home
... interventions, has significantly improved the early survival of patients who suffer an MI, this disease remains one of the major causes of human death and disability (17). Therefore, the development of new, more effective treatments is of urgent importance. One promising approach to achieve this goa ...
... interventions, has significantly improved the early survival of patients who suffer an MI, this disease remains one of the major causes of human death and disability (17). Therefore, the development of new, more effective treatments is of urgent importance. One promising approach to achieve this goa ...
The Electrical System of the Heart
... 2. Uncoordinated atrial and ventricular contractions 3. Fibrillation: rapid, irregular contractions; useless for pumping blood ...
... 2. Uncoordinated atrial and ventricular contractions 3. Fibrillation: rapid, irregular contractions; useless for pumping blood ...
Human Atlas of the Cardiac Fiber Architecture
... The preparation and handling of the hearts were established with forensic specialists to avoid any additional delay and any potential changes to the common forensic procedure that was performed after imaging on the fresh non-fixed entire hearts. Each heart with its plastic container was placed in a ...
... The preparation and handling of the hearts were established with forensic specialists to avoid any additional delay and any potential changes to the common forensic procedure that was performed after imaging on the fresh non-fixed entire hearts. Each heart with its plastic container was placed in a ...
Characterization of ECG Noise Sources
... inversely proportional to frequency, indicating that it becomes dominant at lower frequencies. It can be found in any electronic equipment which utilizes bipolar or metal oxide transistors, such as the amplifier used for signal amplification (or more specifically any device which has material juncti ...
... inversely proportional to frequency, indicating that it becomes dominant at lower frequencies. It can be found in any electronic equipment which utilizes bipolar or metal oxide transistors, such as the amplifier used for signal amplification (or more specifically any device which has material juncti ...
Specimen Preparation for Silicone Plastination
... example a human or dog heart is usually ready after 2 days. The atrioventricular (a-v) and semilunar (aortic or pulmonic) valves of the heart can be accentuated by holding them away from the chamber wall and dilating with cotton or other packing materials (Baptista and Conran, 1989) prior to fixatio ...
... example a human or dog heart is usually ready after 2 days. The atrioventricular (a-v) and semilunar (aortic or pulmonic) valves of the heart can be accentuated by holding them away from the chamber wall and dilating with cotton or other packing materials (Baptista and Conran, 1989) prior to fixatio ...
Effect of 2,3,7,8-Tetrachlorodibenzo-p
... reasons for these species differences are not known. It is possible that TCDD fails to induce cardiac teratogenicity during mammalian development or, alternatively, that the effects are subtle in nature and have not been studied in sufficient detail to identify their occurrence. Thus, in this study ...
... reasons for these species differences are not known. It is possible that TCDD fails to induce cardiac teratogenicity during mammalian development or, alternatively, that the effects are subtle in nature and have not been studied in sufficient detail to identify their occurrence. Thus, in this study ...