Chapter 13-cardiac 檔案
... The R-R interval is the time between the peaks of two QRS complex it represents the time between heartbeats ...
... The R-R interval is the time between the peaks of two QRS complex it represents the time between heartbeats ...
Safety of Asynchronous Ventricular Pacemaker - DGK
... This is supported by case reports about the induction of malignant arrhythmias through asynchronous stimulation. Here, the following patient groups were nearly always affected: patients with acute myocardial infarction (5, 9, 11, 18, 23) and patients with severe electrolyte disorders (6). These pati ...
... This is supported by case reports about the induction of malignant arrhythmias through asynchronous stimulation. Here, the following patient groups were nearly always affected: patients with acute myocardial infarction (5, 9, 11, 18, 23) and patients with severe electrolyte disorders (6). These pati ...
lecture16_C
... Surgeons remove the right and left ventricles of native heart. This part of the surgery takes two to three hours Atrial cuffs are sewn to native heart's right and left atria A plastic model is placed in the chest to determine the proper placement and fit of the heart in the patient Grafts are cut to ...
... Surgeons remove the right and left ventricles of native heart. This part of the surgery takes two to three hours Atrial cuffs are sewn to native heart's right and left atria A plastic model is placed in the chest to determine the proper placement and fit of the heart in the patient Grafts are cut to ...
Genetic Disruption of Kir6.2, the Pore-Forming Subunit of
... adrenergic challenge was not associated with an isoproterenol-induced deficit in coronary perfusion (Fig. 2A). In fact, abnormal electrical activity during repolarization observed at the whole-heart level was reproduced at the single-cell level using action potential recording in isoproterenol-stres ...
... adrenergic challenge was not associated with an isoproterenol-induced deficit in coronary perfusion (Fig. 2A). In fact, abnormal electrical activity during repolarization observed at the whole-heart level was reproduced at the single-cell level using action potential recording in isoproterenol-stres ...
at different heart rates - IFM
... of venous pressure at varying heart rates indicated that driven by central venous pressure, which exerts a the partial compensation in cardiac output was possible through an increase in pressure in the sinus venosus, modulatory role on stroke volume according to the from –0.06±0.04·kPa at a control ...
... of venous pressure at varying heart rates indicated that driven by central venous pressure, which exerts a the partial compensation in cardiac output was possible through an increase in pressure in the sinus venosus, modulatory role on stroke volume according to the from –0.06±0.04·kPa at a control ...
Advances in the Management of Acute Heart Failure in the Adult
... HEART FAILURE: what it is, what’s it about? 3. Discuss Congestive Heart Failure patient management for the prehospital provider ...
... HEART FAILURE: what it is, what’s it about? 3. Discuss Congestive Heart Failure patient management for the prehospital provider ...
Sudden Cardiac Death in the Young: A Strategy for Prevention by
... examination of school-leavers has been proposed. Contrary to prevalent perceptions, however, the cardiac diseases implicated in SCD may present at any age. A normal evaluation at any particular time of life therefore has a relatively low negative predictive value for future arrhythmic events, limiti ...
... examination of school-leavers has been proposed. Contrary to prevalent perceptions, however, the cardiac diseases implicated in SCD may present at any age. A normal evaluation at any particular time of life therefore has a relatively low negative predictive value for future arrhythmic events, limiti ...
4.1.1.A PathBloodF
... longer able to propel oxygen-rich blood to her tissues and cells. As you continue to piece together the circumstances of her untimely death, examine any evidence housed in Anna’s cardiovascular system, the system of the heart and the associated blood vessels, for additional clues. The human heart is ...
... longer able to propel oxygen-rich blood to her tissues and cells. As you continue to piece together the circumstances of her untimely death, examine any evidence housed in Anna’s cardiovascular system, the system of the heart and the associated blood vessels, for additional clues. The human heart is ...
Defibrillation
... 1. Defibrillation should not be performed on a patient who has a pulse or is alert, as this could cause a lethal heart rhythm disturbance or cardiac arrest. 2. The paddles used in the procedure should not be placed on a woman's breasts or over a pacemaker ...
... 1. Defibrillation should not be performed on a patient who has a pulse or is alert, as this could cause a lethal heart rhythm disturbance or cardiac arrest. 2. The paddles used in the procedure should not be placed on a woman's breasts or over a pacemaker ...
Arrhythmic Sudden Cardiac Death: Substrate, Mechanisms and
... and intramural fibrotic zones and scars, remain electrically unexcitable and may form local conditions for re-entry leading to sustained monomorphic VT. 18,19 The gradual deterioration in left ventricular systolic function leads eventually to clinically overt heart failure, with subsequent activatio ...
... and intramural fibrotic zones and scars, remain electrically unexcitable and may form local conditions for re-entry leading to sustained monomorphic VT. 18,19 The gradual deterioration in left ventricular systolic function leads eventually to clinically overt heart failure, with subsequent activatio ...
Defibrillation
... 1. Defibrillation should not be performed on a patient who has a pulse or is alert, as this could cause a lethal heart rhythm disturbance or cardiac arrest. 2. The paddles used in the procedure should not be placed on a woman's breasts or over a pacemaker ...
... 1. Defibrillation should not be performed on a patient who has a pulse or is alert, as this could cause a lethal heart rhythm disturbance or cardiac arrest. 2. The paddles used in the procedure should not be placed on a woman's breasts or over a pacemaker ...
4.1.1.A PathBloodF
... longer able to propel oxygen-rich blood to her tissues and cells. As you continue to piece together the circumstances of her untimely death, examine any evidence housed in Anna’s cardiovascular system, the system of the heart and the associated blood vessels, for additional clues. The human heart is ...
... longer able to propel oxygen-rich blood to her tissues and cells. As you continue to piece together the circumstances of her untimely death, examine any evidence housed in Anna’s cardiovascular system, the system of the heart and the associated blood vessels, for additional clues. The human heart is ...
IMPACT OF PEM ON HEART STRUCTURE Original Article AMAL S. AL-SAMERRAEE
... L. Olivares study results. Olivares stated that, children with primary third-degree malnutrition not only have cardiac wasting, but also have inherent ventricular dysfunction. LVEd, LVEs, LVm, Lvmi and cardiac output are all lower in malnourished children than in controls of our study; and there is ...
... L. Olivares study results. Olivares stated that, children with primary third-degree malnutrition not only have cardiac wasting, but also have inherent ventricular dysfunction. LVEd, LVEs, LVm, Lvmi and cardiac output are all lower in malnourished children than in controls of our study; and there is ...
Dear BSH Member, On behalf of the Programme Committee of the
... of this mailshot is to highlight the heart failure content of the meeting to BSH members, although of course it is likely that as many heart failure specialists will attend the meeting for the “non-heart failure” aspects of the meeting as for the “heart-failure” aspects. The theme of the 2015 progra ...
... of this mailshot is to highlight the heart failure content of the meeting to BSH members, although of course it is likely that as many heart failure specialists will attend the meeting for the “non-heart failure” aspects of the meeting as for the “heart-failure” aspects. The theme of the 2015 progra ...
Feline Cardiomyopathies - Acapulco-Vet
... advanced disease; many felines will remain without clinical signs for a long time. When they show clinical signs, dyspnoea is the most common complaint, but often nonspecific signs like anorexia and lethargy are the only indicators for the presence of heart failure. One has to be aware that in cats ...
... advanced disease; many felines will remain without clinical signs for a long time. When they show clinical signs, dyspnoea is the most common complaint, but often nonspecific signs like anorexia and lethargy are the only indicators for the presence of heart failure. One has to be aware that in cats ...
Electrophysiology and Anatomy of Embryonic Rabbit - AJP
... difficult to study, due in part to the absence of models that are physiologically similar to humans in which we can label the entire CPCS. Investigations of the adult rabbit heart have provided insight to normal and abnormal cardiac conduction. The adult and embryonic rabbit has an endogenous marker ...
... difficult to study, due in part to the absence of models that are physiologically similar to humans in which we can label the entire CPCS. Investigations of the adult rabbit heart have provided insight to normal and abnormal cardiac conduction. The adult and embryonic rabbit has an endogenous marker ...
Ventricular Tachycardia Rate and Morphology Determine Energy
... prospectively collected data from 203 patients who were part of an ongoing study of current-based defibrillation. These patients received 569 direct current shocks for VT or VF. One hundred seventy-two patients received these shocks for arrhythmias induced in the electrophysiology laboratory. The re ...
... prospectively collected data from 203 patients who were part of an ongoing study of current-based defibrillation. These patients received 569 direct current shocks for VT or VF. One hundred seventy-two patients received these shocks for arrhythmias induced in the electrophysiology laboratory. The re ...
AED Frequently Asked Questions (External Audiences) Q What is
... A Sudden cardiac arrest (SCA), one of the leading causes of death in the United States, strikes over 300,000 victims each year, of which about five percent survive. Sudden cardiac arrest cases are usually due to abnormal heart rhythms called arrhythmias, the vast majority of which are ventricular fi ...
... A Sudden cardiac arrest (SCA), one of the leading causes of death in the United States, strikes over 300,000 victims each year, of which about five percent survive. Sudden cardiac arrest cases are usually due to abnormal heart rhythms called arrhythmias, the vast majority of which are ventricular fi ...
Editor – Dean F. Connors, MD, PhD
... once an atrial event has occurred (whether paced or native) the device will ensure that an atrial event follows. I - (inhibited): The device will pulse to the appropriate chamber unless it detects intrinsic electrical activity. In the DDI program, AV synchrony is provided only when the atrial chambe ...
... once an atrial event has occurred (whether paced or native) the device will ensure that an atrial event follows. I - (inhibited): The device will pulse to the appropriate chamber unless it detects intrinsic electrical activity. In the DDI program, AV synchrony is provided only when the atrial chambe ...
Arrhythmia? Does This Patient With Palpitations Have a Cardiac
... represent more clinically significant arrhythmias such as ventricular tachycardia (eFigure 1I).16 However, syncope can occasionally result from acute vasodilatation and/or rapid heart rate with low cardiac output that occurs at the beginning of a supraventricular tachycardia20,21 or due to conversio ...
... represent more clinically significant arrhythmias such as ventricular tachycardia (eFigure 1I).16 However, syncope can occasionally result from acute vasodilatation and/or rapid heart rate with low cardiac output that occurs at the beginning of a supraventricular tachycardia20,21 or due to conversio ...
WHAT IS CONGESTIVE HEART FAILURE?
... • Congenital abnormalities e.g. ventricular septal defect (a hole between the left and right ventricles) Weakness of the right ventricle may be caused by: • Failure of the left ventricle • High blood pressure within the lungs • Valvular heart disease — pulmonary valve stenosis (narrowing)/tricus ...
... • Congenital abnormalities e.g. ventricular septal defect (a hole between the left and right ventricles) Weakness of the right ventricle may be caused by: • Failure of the left ventricle • High blood pressure within the lungs • Valvular heart disease — pulmonary valve stenosis (narrowing)/tricus ...
Review of Important ECG Findings in Patients with Syncope
... though documented periods of asystole for three or more seconds or any escape rate below 40 beats per minute are significant in asymptomatic patients. Those with asymptomatic sinus bradycardia or low grade heart block should be managed in consultation with a cardiologist, and most can have outpatien ...
... though documented periods of asystole for three or more seconds or any escape rate below 40 beats per minute are significant in asymptomatic patients. Those with asymptomatic sinus bradycardia or low grade heart block should be managed in consultation with a cardiologist, and most can have outpatien ...
Vertebral Heart Scale
... physical examination, VHS can be used to raise clinical suspicion of heart disease. VHS is useful for monitoring a patient in which heart disease is suspected (Figure 1, previous page), or in tracking changes in progressive cardiac disease over time. VHS has been shown to correlate with other means ...
... physical examination, VHS can be used to raise clinical suspicion of heart disease. VHS is useful for monitoring a patient in which heart disease is suspected (Figure 1, previous page), or in tracking changes in progressive cardiac disease over time. VHS has been shown to correlate with other means ...
Click to presentation - IO
... • Heart represents a large heat sink, both protecting it from thermal injury but also making it difficult to maintain lethal temperatures in the tumor6,7 • MW able to achieve higher temperatures than RF and unaffected by high electrical resistance in aerated lung, potentially making it a useful moda ...
... • Heart represents a large heat sink, both protecting it from thermal injury but also making it difficult to maintain lethal temperatures in the tumor6,7 • MW able to achieve higher temperatures than RF and unaffected by high electrical resistance in aerated lung, potentially making it a useful moda ...