Appropriate Use Criteria for ICD/CRT Online Appendix Guideline
... current or prior symptoms of HF and reduced LVEF who have a history of cardiac arrest, ventricular fibrillation, or Hemodynamically destabilizing ventricular tachycardia (10-12). (Level of Evidence: A) 2006 VENTRICULAR ARRHYTHMIA GUIDELINES: 8.1. Left Ventricular Dysfunction Due to Prior Myocardial ...
... current or prior symptoms of HF and reduced LVEF who have a history of cardiac arrest, ventricular fibrillation, or Hemodynamically destabilizing ventricular tachycardia (10-12). (Level of Evidence: A) 2006 VENTRICULAR ARRHYTHMIA GUIDELINES: 8.1. Left Ventricular Dysfunction Due to Prior Myocardial ...
What`s new in diagnosis and therapy of atrial fibrillation?
... (CFAE). The combination of both techniques seems to provide the best results, with 65-80% of patients in stable sinus rhythm. These favourable results, however, are only reached after 2-3 ablation procedures. For new antiarrhythmic drugs, dronedarone has widely deceived the high hopes, revealing con ...
... (CFAE). The combination of both techniques seems to provide the best results, with 65-80% of patients in stable sinus rhythm. These favourable results, however, are only reached after 2-3 ablation procedures. For new antiarrhythmic drugs, dronedarone has widely deceived the high hopes, revealing con ...
the relationship between electrical and mechanical - Heart
... beams of the manometers and the electrocardiograph. A method for determining the time lag in mechanical transmission of an impulse through the catheter at 370 C. has been previously described (Cournand et al., 1946), and on repeated determinations was found to be 0010 sec. This applies to the initia ...
... beams of the manometers and the electrocardiograph. A method for determining the time lag in mechanical transmission of an impulse through the catheter at 370 C. has been previously described (Cournand et al., 1946), and on repeated determinations was found to be 0010 sec. This applies to the initia ...
Extracorporeal membrane oxygenation and sepsis
... The use of ECMO as mechanical circulatory support in children with sepsis was not well described until the publication of two series in the mid-1990s.14,15 One report was of nine patients with septic shock who had inadequate organ perfusion despite vigorous fluid resuscitation and large doses of cat ...
... The use of ECMO as mechanical circulatory support in children with sepsis was not well described until the publication of two series in the mid-1990s.14,15 One report was of nine patients with septic shock who had inadequate organ perfusion despite vigorous fluid resuscitation and large doses of cat ...
Pacemakers and Implanted Defibrillators
... An electrode is placed next to the heart wall, and small electrical charges travel through the wire to the heart (usually the right side), causing it to contract. Most modern pacemakers have a sensing device that turns the pacemaker off when the natural heartbeat is above a certain level ...
... An electrode is placed next to the heart wall, and small electrical charges travel through the wire to the heart (usually the right side), causing it to contract. Most modern pacemakers have a sensing device that turns the pacemaker off when the natural heartbeat is above a certain level ...
V3ch02a2 - SchultzMedic
... Transfer of pacemaker sites from the sinus node to other latent pacemaker sites in the atria and AV junction A variant of sinus dysrhythmia, a normal phenomenon in the very young or the aged, Ischemic heart disease, atrial dilation ...
... Transfer of pacemaker sites from the sinus node to other latent pacemaker sites in the atria and AV junction A variant of sinus dysrhythmia, a normal phenomenon in the very young or the aged, Ischemic heart disease, atrial dilation ...
Catheter Ablation for Atrial Fibrillation
... tired. We expect that it will take up to 2 weeks to feel back to normal after the procedure. What if I have atrial fibrillation after my procedure? Within the first 6 weeks after the procedure the AF may return. This may be due to the inflammation caused by the ablation in the heart and does not mea ...
... tired. We expect that it will take up to 2 weeks to feel back to normal after the procedure. What if I have atrial fibrillation after my procedure? Within the first 6 weeks after the procedure the AF may return. This may be due to the inflammation caused by the ablation in the heart and does not mea ...
INFORMATION ON SMOKING AND HEALTH
... vessels – thrombosis. This is probably due to an effect on blood cells called platelets which become more sticky and tend to adhere to each other. This tendency in cigarette smokers may lead not only to heart attack and strokes but also to peripheral blood vessel disease. Smokers who have damaged th ...
... vessels – thrombosis. This is probably due to an effect on blood cells called platelets which become more sticky and tend to adhere to each other. This tendency in cigarette smokers may lead not only to heart attack and strokes but also to peripheral blood vessel disease. Smokers who have damaged th ...
Function and mechanics of the left ventricle: from
... patients with odd-shaped ventricles and wall-motion abnormalities. Besides, the inadvertent use of foreshortened views can raise its inaccuracy and low reproducibility. Alternatively, LV function can be assessed by Doppler techniques through the measurements of stroke volume using the continuity equ ...
... patients with odd-shaped ventricles and wall-motion abnormalities. Besides, the inadvertent use of foreshortened views can raise its inaccuracy and low reproducibility. Alternatively, LV function can be assessed by Doppler techniques through the measurements of stroke volume using the continuity equ ...
An Epidemiologic Study of First Degree Atrioventricular Block in
... individuals. Atrioventricular block was more constant on second examination in this group and may have been due in part to sclerosis of the left side of the cardiac skeleton, as well as specific etiologic types of heart disease. Among younger and apparently healthy participants the PR interval usual ...
... individuals. Atrioventricular block was more constant on second examination in this group and may have been due in part to sclerosis of the left side of the cardiac skeleton, as well as specific etiologic types of heart disease. Among younger and apparently healthy participants the PR interval usual ...
PFO Closure: Will They Ever Get Any RESPECT?
... • After a first stroke due to PFO, ½ of patients still have moderate to severe disability after 1 year. • After a first stroke due to PFO, second strokes occur at a rate of 2%-9% each year. (depending on risk) • After several strokes from PFO, repeat strokes occur at a rate of 6%-20% each year. • Th ...
... • After a first stroke due to PFO, ½ of patients still have moderate to severe disability after 1 year. • After a first stroke due to PFO, second strokes occur at a rate of 2%-9% each year. (depending on risk) • After several strokes from PFO, repeat strokes occur at a rate of 6%-20% each year. • Th ...
Chapter 35 - Extras Springer
... events after an MI in patients with LV systolic dysfunction. Because diastolic abnormalities precede the development of systolic alterations in the ischemic cascade, the MPI may be more sensitive for the detection of myocardial ischemia. It has been utilized with dobutamine stress echocardiography ( ...
... events after an MI in patients with LV systolic dysfunction. Because diastolic abnormalities precede the development of systolic alterations in the ischemic cascade, the MPI may be more sensitive for the detection of myocardial ischemia. It has been utilized with dobutamine stress echocardiography ( ...
Induction of cardiac muscle differentiation in isolated
... of cardiac muscle can occur in growth factor-induced explants and may be distinguished from skeletal muscle differentiation by the dose and nature of the inducing factor. ...
... of cardiac muscle can occur in growth factor-induced explants and may be distinguished from skeletal muscle differentiation by the dose and nature of the inducing factor. ...
22. Heart
... times per minute (about 4500 times per hour or 108,000 times per day). The amount of blood pumped from one ventricle per minute (about 5.25 liters [L] at rest) is called the cardiac output. When the body is more active, and the cells need oxygen and nutrients delivered at a faster pace, the heart ca ...
... times per minute (about 4500 times per hour or 108,000 times per day). The amount of blood pumped from one ventricle per minute (about 5.25 liters [L] at rest) is called the cardiac output. When the body is more active, and the cells need oxygen and nutrients delivered at a faster pace, the heart ca ...
Opposite effects of statins on mitochondria of cardiac and skeletal
... Advances in molecular biology have started to elucidate the transcriptional events governing mitochondrial biogenesis. Peroxisome proliferator-activated receptor gamma co-activator (PGC-1a) is considered to be the major regulator of mitochondrial biogenesis.19 Interestingly, a new concept proposed t ...
... Advances in molecular biology have started to elucidate the transcriptional events governing mitochondrial biogenesis. Peroxisome proliferator-activated receptor gamma co-activator (PGC-1a) is considered to be the major regulator of mitochondrial biogenesis.19 Interestingly, a new concept proposed t ...
Stochastic Petri Net Modeling of Wave Sequences in Cardiac
... Markov chains” models. In this work Doerschuk has succeeded in developing statistical models that accurately capture the timing behavior of P and R waves together. His success can be attributed to the “physiological depth” of the models. Instead of modeling the wave pattern phenomena directly, he mo ...
... Markov chains” models. In this work Doerschuk has succeeded in developing statistical models that accurately capture the timing behavior of P and R waves together. His success can be attributed to the “physiological depth” of the models. Instead of modeling the wave pattern phenomena directly, he mo ...
LV Systolic Function - Intermountain Physician
... But FS is not limited only to M-mode. Same concept can be applied to 2D echo, where we basically get the same information, provided adequate image quality. ! Here is an example of such measurement during diastole, on the left side of the slide, and then advanced to systole on the right side of the s ...
... But FS is not limited only to M-mode. Same concept can be applied to 2D echo, where we basically get the same information, provided adequate image quality. ! Here is an example of such measurement during diastole, on the left side of the slide, and then advanced to systole on the right side of the s ...
ECG INTRODUCTION (Lecture 1)
... In leads with an “overall” positive QRS complex that is the positive deflection is larger than the negative deflection, the T wave also tends to be positive above the isoelectric line, while in leads with an overall negative QRS complex the T waves tend also to be negative, inverted below the isoele ...
... In leads with an “overall” positive QRS complex that is the positive deflection is larger than the negative deflection, the T wave also tends to be positive above the isoelectric line, while in leads with an overall negative QRS complex the T waves tend also to be negative, inverted below the isoele ...
4D flow imaging with MRI - Cardiovascular Diagnosis and Therapy
... View this article at: http://www.thecdt.org/article/view/3630/4523 ...
... View this article at: http://www.thecdt.org/article/view/3630/4523 ...
Blood Calcium Levels in the Presence of Arteriographic
... lowering the ambient ionized calcium." 2 The vehicle of the contrast agent used contains 0.32% sodium citrate and 0.04% disodium ethylene diamine tetraacetate, both calcium chelating agents. To test the hypothesis that the contrast agent used can lower ionized calcium levels two experiments were car ...
... lowering the ambient ionized calcium." 2 The vehicle of the contrast agent used contains 0.32% sodium citrate and 0.04% disodium ethylene diamine tetraacetate, both calcium chelating agents. To test the hypothesis that the contrast agent used can lower ionized calcium levels two experiments were car ...
applications of nuclear magnetic resonance to
... observation of metabolites in vivo is presently limited to concentrations of roughly 10-3M or higher. The current level of sensitivity has been enhanced to its present state by the use of Fourier transform techniques and the development of superconducting magnets. An obvious way to increase sensitiv ...
... observation of metabolites in vivo is presently limited to concentrations of roughly 10-3M or higher. The current level of sensitivity has been enhanced to its present state by the use of Fourier transform techniques and the development of superconducting magnets. An obvious way to increase sensitiv ...
Autocorrelation of Electrocardiographs Activity during Ventricular
... Technology were kindly made available for these studies. The analysis of the results from an animal 1 to 3 and 5 to 7 min. after the onset of ventricular fibrillation is shown in figure 1 with sections ...
... Technology were kindly made available for these studies. The analysis of the results from an animal 1 to 3 and 5 to 7 min. after the onset of ventricular fibrillation is shown in figure 1 with sections ...
Update on Alcohol, Other Drugs, and Health
... Disorders Identification Test (AUDIT), and the first 3 items of the AUDIT (AUDIT-C). A positive screening test should be followed by a brief counseling intervention (at least 6–15 minutes), which is most likely to have efficacy if it is multi-contact. There is little evidence for efficacy of very br ...
... Disorders Identification Test (AUDIT), and the first 3 items of the AUDIT (AUDIT-C). A positive screening test should be followed by a brief counseling intervention (at least 6–15 minutes), which is most likely to have efficacy if it is multi-contact. There is little evidence for efficacy of very br ...
Deleterious effects of sugar and protective effects of starch on
... digested polysaccharides) compared with a diet low in sugar. Diets with a high glycemic load influence the development of obesity and metabolic syndrome, which have become an epidemic in this country and are positively associated with cardiovascular disease risk (33). The occurrence of such risk fac ...
... digested polysaccharides) compared with a diet low in sugar. Diets with a high glycemic load influence the development of obesity and metabolic syndrome, which have become an epidemic in this country and are positively associated with cardiovascular disease risk (33). The occurrence of such risk fac ...