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... (mainly type I and III in the heart) and other ECM components such as proteoglycans [2,7–9]. Cardiac fibrosis comes in several forms, i.e., perivascular, interstitial and focal, and this ECM remodeling increases the risk for arrhythmias and may reduce pumping function as in heart failure with reduce ...
... (mainly type I and III in the heart) and other ECM components such as proteoglycans [2,7–9]. Cardiac fibrosis comes in several forms, i.e., perivascular, interstitial and focal, and this ECM remodeling increases the risk for arrhythmias and may reduce pumping function as in heart failure with reduce ...
Ventricular Tachycardia
... Can occur at any rate The rhythm is irregular because of the early beat but is regular at other times All intervals can be within normal limits There is a P for every QRS and a QRS for every P The P waves all look the same except the P in front of the PAC will be different ...
... Can occur at any rate The rhythm is irregular because of the early beat but is regular at other times All intervals can be within normal limits There is a P for every QRS and a QRS for every P The P waves all look the same except the P in front of the PAC will be different ...
Electron beam computed tomography
... stages (Stary lesion types I–V), according to the recommendations of the American Heart Association[1]. Lesions of types I and II are regarded as normal degenerative disease. Type III is an intermediate stage, which is characterized by increasing numbers of lipid droplets that coalesce to form a lip ...
... stages (Stary lesion types I–V), according to the recommendations of the American Heart Association[1]. Lesions of types I and II are regarded as normal degenerative disease. Type III is an intermediate stage, which is characterized by increasing numbers of lipid droplets that coalesce to form a lip ...
Cycle Length Dependence of Human Action Potential Duration In Vivo
... because the correlation between this summated signal and the APD, which varies from site to site in the ventricle (14-16), is unclear. Similarly, refractory period determinations (17-19) are only indirect measures of repolarization and are impractical for assessing APD changes over many consecutive ...
... because the correlation between this summated signal and the APD, which varies from site to site in the ventricle (14-16), is unclear. Similarly, refractory period determinations (17-19) are only indirect measures of repolarization and are impractical for assessing APD changes over many consecutive ...
cardiac arrest - isa kanyakumari
... Noradrenergic peripheral vasoconstrictor that also causes coronary and renal vasoconstriction Benefit no better than epinephrine in survival Significantly less neurological deficit 40 IU IV / IO A&E(VINAYAKA) ...
... Noradrenergic peripheral vasoconstrictor that also causes coronary and renal vasoconstriction Benefit no better than epinephrine in survival Significantly less neurological deficit 40 IU IV / IO A&E(VINAYAKA) ...
article for Myocardial infarction
... References problems in the world, and it is an outcome measure in clinical trials and observational studies. With these perspectives, myocardial infarction may be defined from a number of different clinical, electrocardiographic, biochemical, imaging, and pathological ...
... References problems in the world, and it is an outcome measure in clinical trials and observational studies. With these perspectives, myocardial infarction may be defined from a number of different clinical, electrocardiographic, biochemical, imaging, and pathological ...
SECTION 8 CARDIOVASCULAR SYSTEM This system consists of
... SECTION 8 CARDIOVASCULAR SYSTEM This system consists of the heart (cardi/o) and blood vessels (vascular). It is this system that allows blood to travel through the body. The heart works as a pump to keep the blood moving. It is one of the strongest organs in the human body. Word Elements (We will fi ...
... SECTION 8 CARDIOVASCULAR SYSTEM This system consists of the heart (cardi/o) and blood vessels (vascular). It is this system that allows blood to travel through the body. The heart works as a pump to keep the blood moving. It is one of the strongest organs in the human body. Word Elements (We will fi ...
Temporary epicardial pacing after cardiac surgery
... delay (simulating the delay in the AV node during an endogenous beat, and improving mechanical efficiency). There is the same risk of R-on-T VF as in the other asynchronous modes (AOO and VOO). While mechanical efficiency is better than in VOO, the ventricular spike spreads throughout the ventricle ...
... delay (simulating the delay in the AV node during an endogenous beat, and improving mechanical efficiency). There is the same risk of R-on-T VF as in the other asynchronous modes (AOO and VOO). While mechanical efficiency is better than in VOO, the ventricular spike spreads throughout the ventricle ...
DOC
... hospitalizations for conditions unrelated to heart failure yet that contain a heart failure target discharge code (e.g. ICD-9 code 428). These latter cases are common. They may occur when a patient with a history of heart failure is hospitalized for an unrelated event yet “carry” their heart failure ...
... hospitalizations for conditions unrelated to heart failure yet that contain a heart failure target discharge code (e.g. ICD-9 code 428). These latter cases are common. They may occur when a patient with a history of heart failure is hospitalized for an unrelated event yet “carry” their heart failure ...
β-Adrenergic Receptor and Insulin Resistance in the Heart
... heart preparations and cardiac myocytes have demonstrated insulin resistance in both human and animal models of the diabetic heart (Ohtake et al., 1995; Kolter et al., 1997). Insulin resistance develops in the hearts of mice as early as after high-fat feeding that involves reduction in glucose uptak ...
... heart preparations and cardiac myocytes have demonstrated insulin resistance in both human and animal models of the diabetic heart (Ohtake et al., 1995; Kolter et al., 1997). Insulin resistance develops in the hearts of mice as early as after high-fat feeding that involves reduction in glucose uptak ...
Simons-Morton, Mark A. Williams and Terry Bazzarre Jerome Fleg
... reached within minutes after the onset of exercise; after this occurs, heart rate, cardiac output, blood pressure, and pulmonary ventilation are maintained at reasonably constant levels. During strenuous exertion, sympathetic discharge is maximal and parasympathetic stimulation is withdrawn, resulti ...
... reached within minutes after the onset of exercise; after this occurs, heart rate, cardiac output, blood pressure, and pulmonary ventilation are maintained at reasonably constant levels. During strenuous exertion, sympathetic discharge is maximal and parasympathetic stimulation is withdrawn, resulti ...
Left ventricular hypertrophy and the insulin resistance
... left ventricle of the heart increases. A too large left ventricular mass is known as left ventricular hypertrophy (LVH). LVH is a very common condition. The prevalence of echocardiographic LVH in the general population ranges from 10-20% in young and middle-aged subjects to 30-50% in elderly subject ...
... left ventricle of the heart increases. A too large left ventricular mass is known as left ventricular hypertrophy (LVH). LVH is a very common condition. The prevalence of echocardiographic LVH in the general population ranges from 10-20% in young and middle-aged subjects to 30-50% in elderly subject ...
Echocardiographic Investigation of Canine Myxomatous Mitral
... commisural tissue between valve leaflets are known as commmisural chordae, while chordae that insert into the valve leaflets themselves can be further classified based on the leaflet into which they insert and the location of insertion on the leaflet.9 The total number of chordae tendineae in dogs2 ...
... commisural tissue between valve leaflets are known as commmisural chordae, while chordae that insert into the valve leaflets themselves can be further classified based on the leaflet into which they insert and the location of insertion on the leaflet.9 The total number of chordae tendineae in dogs2 ...
Reduced reactive O2 species formation and preserved
... reperfusion (I/R) injury with less mechanical dysfunction and reduced infarct size on reperfusion. Improved mitochondrial function during ischemia as well as on reperfusion is a key feature of cardioprotection. The best reversible cardioprotective strategy is hypothermia. We investigated mitochondri ...
... reperfusion (I/R) injury with less mechanical dysfunction and reduced infarct size on reperfusion. Improved mitochondrial function during ischemia as well as on reperfusion is a key feature of cardioprotection. The best reversible cardioprotective strategy is hypothermia. We investigated mitochondri ...
Physiologic Aspects of Exercise in Pregnancy
... can be quantified either in absolute or relative terms. Absolute submaximal exercise reflects the amount of work being done. For example, walking at a pace of 20 minutes to the mile and cycling at a power output of 50 Watts are examples of absolute exercise intensities. These activities require subm ...
... can be quantified either in absolute or relative terms. Absolute submaximal exercise reflects the amount of work being done. For example, walking at a pace of 20 minutes to the mile and cycling at a power output of 50 Watts are examples of absolute exercise intensities. These activities require subm ...
Dehydroepiandrosterone reverses chronic hypoxia/reoxygenation-induced right ventricular dysfunction in rats
... of hypobaric chronic hypoxia, we have previously demonstrated that dehydroepiandrosterone (DHEA), an adrenal steroid, prevents and decreases hypoxic PH and associated right ventricle hypertrophy [7]. In the same animal model, reoxygenation following hypoxia, i.e. a normoxic recovery phase of 21 days ...
... of hypobaric chronic hypoxia, we have previously demonstrated that dehydroepiandrosterone (DHEA), an adrenal steroid, prevents and decreases hypoxic PH and associated right ventricle hypertrophy [7]. In the same animal model, reoxygenation following hypoxia, i.e. a normoxic recovery phase of 21 days ...
Lead aVR: The Neglected Lead - The Association of Physicians of
... pericarditis.13 Two electrocardiographic findings in this lead are of diagnostic significance, including reciprocal ST-segment depression and PR-segment elevation. PR-, ST-segment discordance is suggestive of acute pericarditis where as in acute MI there is PR-, ST-segment ...
... pericarditis.13 Two electrocardiographic findings in this lead are of diagnostic significance, including reciprocal ST-segment depression and PR-segment elevation. PR-, ST-segment discordance is suggestive of acute pericarditis where as in acute MI there is PR-, ST-segment ...
Dietary Factors, Obesity and Pediatric Asthma
... lack of conditioning in obese children from loss of asthma control To consider when weight gain in childhood is most likely to contribute to asthma expression To present information regarding what dietary factors may be productive in reducing asthma induction and severity ...
... lack of conditioning in obese children from loss of asthma control To consider when weight gain in childhood is most likely to contribute to asthma expression To present information regarding what dietary factors may be productive in reducing asthma induction and severity ...
Low intrinsic exercise capacity in rats predisposes to - AJP
... perfusion). These cardiac changes, in combination with induction of systemic endothelial dysfunction (potentially elevating afterload), may well be contributing factors to later development of cardiac dysfunction and failure (48). How these cardiovascular abnormalities progress in the context of a r ...
... perfusion). These cardiac changes, in combination with induction of systemic endothelial dysfunction (potentially elevating afterload), may well be contributing factors to later development of cardiac dysfunction and failure (48). How these cardiovascular abnormalities progress in the context of a r ...
PART IV LABORATORY EXAMINATION
... as sinoatrial block (SA block)... Similarly, blockage of the spread of the stimulus through the AV junction produces various degrees of AV heart block. Disease of the bundle branches may produce left or right bundle branch block .. Finally, any disease process that involves the ventricular muscle it ...
... as sinoatrial block (SA block)... Similarly, blockage of the spread of the stimulus through the AV junction produces various degrees of AV heart block. Disease of the bundle branches may produce left or right bundle branch block .. Finally, any disease process that involves the ventricular muscle it ...
031402 Exercise Capacity and Mortality among Men Referred for
... and commentaries on the topic5,6 have identified several areas related to the prognostic usefulness of exercise testing that are in need of further study. For example, the majority of previous studies have not clearly assessed the independent prognostic power of exercise capacity relative to other c ...
... and commentaries on the topic5,6 have identified several areas related to the prognostic usefulness of exercise testing that are in need of further study. For example, the majority of previous studies have not clearly assessed the independent prognostic power of exercise capacity relative to other c ...
Fetal Goiter in the Absence of Maternal Thyroid Disease: A Case
... Objective: Most believe that it is important to be able to recognize and treat the fetal hypothyroidism in order to get the most out of growth and intellectual development in affected fetuses. Case: A case has been introduced dealing with a woman contracted with fetal goiter that was identified by u ...
... Objective: Most believe that it is important to be able to recognize and treat the fetal hypothyroidism in order to get the most out of growth and intellectual development in affected fetuses. Case: A case has been introduced dealing with a woman contracted with fetal goiter that was identified by u ...
Pfizer Clinical Research Unit – Brussels
... – Never a major medical event – Never a major quality issue that has forfeited study • Seen as « Benchmark » by competent authorities (FAHMP) and other phase one units in Belgium ...
... – Never a major medical event – Never a major quality issue that has forfeited study • Seen as « Benchmark » by competent authorities (FAHMP) and other phase one units in Belgium ...
Chapter 91 - Extras Springer
... An interesting subgroup of patients with SVT are those with a so-called concealed accessory pathway.18,19 These connections conduct the impulse only in the ventriculoatrial direction. They are often present in patients referred for evaluation of an SVT. During atrioventricular reciprocating tachycar ...
... An interesting subgroup of patients with SVT are those with a so-called concealed accessory pathway.18,19 These connections conduct the impulse only in the ventriculoatrial direction. They are often present in patients referred for evaluation of an SVT. During atrioventricular reciprocating tachycar ...