Advanced ECG Interpretation
... Wellens Syndrome is an easy to identify cardiac syndrome which indicates a critical high grade occulsion of the proximal LAD. If not identified and properly treated the mean time from onset of symptoms to extensive anterior wall MI is 8.5 days ...
... Wellens Syndrome is an easy to identify cardiac syndrome which indicates a critical high grade occulsion of the proximal LAD. If not identified and properly treated the mean time from onset of symptoms to extensive anterior wall MI is 8.5 days ...
Renal Damage after Myocardial Infarction Is Prevented by Renin-Angiotensin-Aldosterone-System Intervention
... renoprotection compared with sole ACEi after 6 wk of treatment in this model, despite a more pronounced ACE-inhibiting effect of VPI. J Am Soc Nephrol 17: 3059 –3066, 2006. doi: 10.1681/ASN.2006030209 ...
... renoprotection compared with sole ACEi after 6 wk of treatment in this model, despite a more pronounced ACE-inhibiting effect of VPI. J Am Soc Nephrol 17: 3059 –3066, 2006. doi: 10.1681/ASN.2006030209 ...
Electrocardiogram of the humpback whale (Megaptera
... classic sense (23). Alternative electrophysiologic mechanisms may be involved (28-30) or conduction velocity must increase markedly by as yet unexplained mechanisms without affectingthe protective function of the AV junction. Ventricular excitation. The narrow QRS complexes in hearts as large as the ...
... classic sense (23). Alternative electrophysiologic mechanisms may be involved (28-30) or conduction velocity must increase markedly by as yet unexplained mechanisms without affectingthe protective function of the AV junction. Ventricular excitation. The narrow QRS complexes in hearts as large as the ...
Chapter 20: Lymphatic System
... Cardiac Output • Amount of blood pushed into aorta or pulmonary trunk by ventricle • Determined by stroke volume and heart rate • CO = SV x HR – at 70ml stroke volume & 75 beat/min----5 and 1/4 liters/min – entire blood supply passes through circulatory system every minute ...
... Cardiac Output • Amount of blood pushed into aorta or pulmonary trunk by ventricle • Determined by stroke volume and heart rate • CO = SV x HR – at 70ml stroke volume & 75 beat/min----5 and 1/4 liters/min – entire blood supply passes through circulatory system every minute ...
Diurnal variations of the dominant cycle length of chronic atrial
... FAF-ECG method, which has been described in detail elsewhere (11). Briefly, QRST complexes were subtracted, and frequency domain analysis was performed on the residual ECG signal within the 3- to 12-Hz range using a fast Fourier transform. The peak frequency in the generated spectrum, expressed as a ...
... FAF-ECG method, which has been described in detail elsewhere (11). Briefly, QRST complexes were subtracted, and frequency domain analysis was performed on the residual ECG signal within the 3- to 12-Hz range using a fast Fourier transform. The peak frequency in the generated spectrum, expressed as a ...
Pulmonary Venous and Arterial Hypertension due
... pressures occurred (figs. 2 and 3). At rest, only slight variation in arterial systolic pressure was seen despite considerable respiratory variation in the pulmonary artery wedge pressure which was not apparent in the left atrium. Aside from artifacts produced by catheter movement, the pulmonary art ...
... pressures occurred (figs. 2 and 3). At rest, only slight variation in arterial systolic pressure was seen despite considerable respiratory variation in the pulmonary artery wedge pressure which was not apparent in the left atrium. Aside from artifacts produced by catheter movement, the pulmonary art ...
PDF 105 KB - Indian Pacing and Electrophysiology Journal
... (Antzelevitch & Dumaine, 2002)9. Focal pressure was shown to cause loss of the action potential dome at some right epicardial sites but not others. The potential for this mechanism to give rise to closely coupled phase 2 reentrant extrasystoles and VT was also demonstrated in this experimental study ...
... (Antzelevitch & Dumaine, 2002)9. Focal pressure was shown to cause loss of the action potential dome at some right epicardial sites but not others. The potential for this mechanism to give rise to closely coupled phase 2 reentrant extrasystoles and VT was also demonstrated in this experimental study ...
View Article
... monitor the position of the balloon endoclamp (ie, an endovascular cross-clamp) used after the heart is arrested during cardiopulmonary bypass. It is crucial for the surgical team to detect any migration of the balloon into the aortic arch, where it can occlude the brachiocephalic and left carotid a ...
... monitor the position of the balloon endoclamp (ie, an endovascular cross-clamp) used after the heart is arrested during cardiopulmonary bypass. It is crucial for the surgical team to detect any migration of the balloon into the aortic arch, where it can occlude the brachiocephalic and left carotid a ...
Pacemaker Emergencies - Calgary Emergency Medicine
... Pt’s with V-tach ICD will try to overdrive pace for 15-20 seconds before initiating a shock It will give repeated shocks and then time out after 15-20 shocks to prevent battery fatigue ...
... Pt’s with V-tach ICD will try to overdrive pace for 15-20 seconds before initiating a shock It will give repeated shocks and then time out after 15-20 shocks to prevent battery fatigue ...
2000-2002
... that generally last a lifetime, and biological valves are made from tissue taken from pigs, cows, or humans. Mechanical and biological valves each have advantages and disadvantages that can be discussed with referring physicians. e most common heart valve surgeries involve the aortic and mitral val ...
... that generally last a lifetime, and biological valves are made from tissue taken from pigs, cows, or humans. Mechanical and biological valves each have advantages and disadvantages that can be discussed with referring physicians. e most common heart valve surgeries involve the aortic and mitral val ...
Boundless Study Slides
... • Connexions. "Mammalian Heart and Blood Vessels." CC BY 3.0 http://cnx.org/content/m44805/latest/?collection=col11448/latest • Wiktionary. "aorta." CC BY-SA 3.0 http://en.wiktionary.org/wiki/aorta • Wikipedia. "atrioventricular (AV) node." CC BY-SA 3.0 http://en.wikipedia.org/wiki/atrioventricular% ...
... • Connexions. "Mammalian Heart and Blood Vessels." CC BY 3.0 http://cnx.org/content/m44805/latest/?collection=col11448/latest • Wiktionary. "aorta." CC BY-SA 3.0 http://en.wiktionary.org/wiki/aorta • Wikipedia. "atrioventricular (AV) node." CC BY-SA 3.0 http://en.wikipedia.org/wiki/atrioventricular% ...
Heart Lecture - Berkeley County Schools
... • Drugs that reduce coagulation and therefore the risk of thrombosis, such as aspirin and coumadin • Drugs that block sympathetic stimulation (propranolol or metoprolol) • Drugs that cause vasodilation, such as nitroglycerin • Drugs that block calcium movement into the cardiac and vascular smooth mu ...
... • Drugs that reduce coagulation and therefore the risk of thrombosis, such as aspirin and coumadin • Drugs that block sympathetic stimulation (propranolol or metoprolol) • Drugs that cause vasodilation, such as nitroglycerin • Drugs that block calcium movement into the cardiac and vascular smooth mu ...
p-wave
... depolarization. The electricity started in the SA node, traveled to the AV node. The p wave bump shows you that the atria contracted. (the filling of the ventricles prior to systolic contraction) The distance between the beginning of the p-wave and the beginning of the QRS interval is the P-R interv ...
... depolarization. The electricity started in the SA node, traveled to the AV node. The p wave bump shows you that the atria contracted. (the filling of the ventricles prior to systolic contraction) The distance between the beginning of the p-wave and the beginning of the QRS interval is the P-R interv ...
The Coronary Venous Anatomy
... Based on the region being drained, cardiac veins can be grouped into the following: 1) the coronary sinus and its tributaries, which return blood from almost the whole heart; 2) the anterior cardiac veins, which primarily drain the anterior regions of the right ventricle and the right cardiac border ...
... Based on the region being drained, cardiac veins can be grouped into the following: 1) the coronary sinus and its tributaries, which return blood from almost the whole heart; 2) the anterior cardiac veins, which primarily drain the anterior regions of the right ventricle and the right cardiac border ...
Titin isoform switching is a major cardiac adaptive response in
... metabolism may be stimulated by hemodynamic as well hormonal factors (38, 40). Collagen or titin isoform changes can adversely affect or compensate for increased chamber stiffness, and these proteins could be altered in hibernating bears. We undertook this investigation to evaluate diastolic functio ...
... metabolism may be stimulated by hemodynamic as well hormonal factors (38, 40). Collagen or titin isoform changes can adversely affect or compensate for increased chamber stiffness, and these proteins could be altered in hibernating bears. We undertook this investigation to evaluate diastolic functio ...
EECP - SuperCoder
... during diastole when the heart is in a state of relaxation and the resistance in the coronary arteries is at a minimum. The resulting increase in coronary artery perfusion pressure may enhance coronary collateral development or increase flow through existing collaterals. In addition, when the left v ...
... during diastole when the heart is in a state of relaxation and the resistance in the coronary arteries is at a minimum. The resulting increase in coronary artery perfusion pressure may enhance coronary collateral development or increase flow through existing collaterals. In addition, when the left v ...
Left Septal Atrial Tachycardias: Electrocardiographic
... The anatomic location of focal ATs is determined by a complex interplay between atrial anatomy and electrophysiology. The interatrial septum is a relatively limited structure composed of the floor of the fossa, the antero-inferior rim of the fossa abutting the tricuspid valve vestibule and the flap ...
... The anatomic location of focal ATs is determined by a complex interplay between atrial anatomy and electrophysiology. The interatrial septum is a relatively limited structure composed of the floor of the fossa, the antero-inferior rim of the fossa abutting the tricuspid valve vestibule and the flap ...
Keeping Your Heart Healthy After Treatment for Childhood Cancer
... Keeping Your Heart Healthy after Treatment for Childhood Cancer Most childhood cancer survivors do not develop heart problems; however, certain types of cancer treatment given during childhood can sometimes result in problems with the heart. Since heart problems may occur many years after cancer tre ...
... Keeping Your Heart Healthy after Treatment for Childhood Cancer Most childhood cancer survivors do not develop heart problems; however, certain types of cancer treatment given during childhood can sometimes result in problems with the heart. Since heart problems may occur many years after cancer tre ...
Recovery Heart Rate Response in Sedentary and Physically Active
... Blood Pressure Recovery Time after Exercise in Apparently Healthy, Normotensive, Nonathletic Adultsand the Effects of Age, Gender and Exercise Intensity, Int J Exerc Sci, 2(2), ...
... Blood Pressure Recovery Time after Exercise in Apparently Healthy, Normotensive, Nonathletic Adultsand the Effects of Age, Gender and Exercise Intensity, Int J Exerc Sci, 2(2), ...
Coarctation of the Aorta
... cane, with the first section moving up toward the head (ascending aorta), then curving in a C-shape as smaller arteries that are attached to it carry blood to the head and arms (aortic arch). After the curve, the aorta becomes straight again, and moves downward toward the abdomen, carrying blood to ...
... cane, with the first section moving up toward the head (ascending aorta), then curving in a C-shape as smaller arteries that are attached to it carry blood to the head and arms (aortic arch). After the curve, the aorta becomes straight again, and moves downward toward the abdomen, carrying blood to ...
Guidelines for the Prevention of Postoperative Atrial Fibrillation
... Postoperative atrial fibrillation is one of the most common complications following cardiothoracic surgery. Per the literature, the incidence can range anywhere from 20 – 40%, depending on study design, and is associated with an increased morbidity and mortality. The literature has shown that cardio ...
... Postoperative atrial fibrillation is one of the most common complications following cardiothoracic surgery. Per the literature, the incidence can range anywhere from 20 – 40%, depending on study design, and is associated with an increased morbidity and mortality. The literature has shown that cardio ...