Endomyocardial fibrosis: Report of eight cases
... ( 19) . There was a reversed diastolic pressure gradient across the pulmonary valve , as reported by others (9, 19, 20) . It has been suggested that the reversed diastol ic gradient across the pulmonary valve aIlows diastolic flow from the right ventricle to the pulmonary artery, but it is not certa ...
... ( 19) . There was a reversed diastolic pressure gradient across the pulmonary valve , as reported by others (9, 19, 20) . It has been suggested that the reversed diastol ic gradient across the pulmonary valve aIlows diastolic flow from the right ventricle to the pulmonary artery, but it is not certa ...
8. and 9. Stroke Volume, Regulation of Stroke Volume, Cardiac output
... Thus, the resting CO may be low, normal or even elevated, despite the presence of heart failure as long as this level is inadequate for body organs’ need of blood and O2. ...
... Thus, the resting CO may be low, normal or even elevated, despite the presence of heart failure as long as this level is inadequate for body organs’ need of blood and O2. ...
Phrenic Nerve Stimulation in a Patient with a Dorsal Column
... potential for nerve stimulation resulting in diaphragmatic contractions. PNS occurs in 33-37% of patients with CRT-D, and is a limiting factor when implanting left ventricular leads from coronary veins (4). Toggweiler et. al. describe a case study that illustrates that a simple non-invasive test of ...
... potential for nerve stimulation resulting in diaphragmatic contractions. PNS occurs in 33-37% of patients with CRT-D, and is a limiting factor when implanting left ventricular leads from coronary veins (4). Toggweiler et. al. describe a case study that illustrates that a simple non-invasive test of ...
Medical Terminology
... believes his longstanding cystitis may be better this week. He states that he easily becomes fatigued and often has difficulty sleeping. Patient states, “It is so hard to get up in the morning, most days I just stay in bed.” He is unemployed and living with his parents following his diagnosis of HIV ...
... believes his longstanding cystitis may be better this week. He states that he easily becomes fatigued and often has difficulty sleeping. Patient states, “It is so hard to get up in the morning, most days I just stay in bed.” He is unemployed and living with his parents following his diagnosis of HIV ...
A Simulation Study - Computers in Cardiology
... efficiency of the method in clinical practice [1-3], it remains challenging to determine the quantitative accuracy of such an approach, as validation data have so far been inaccessible in human and animal models. Conversely, some recent studies have compared phase mapping in atria to other mapping t ...
... efficiency of the method in clinical practice [1-3], it remains challenging to determine the quantitative accuracy of such an approach, as validation data have so far been inaccessible in human and animal models. Conversely, some recent studies have compared phase mapping in atria to other mapping t ...
Biventricular Takotsubo Cardiomyopathy
... wall movements. It is postulated that as LV function declines, pulmonary venous pressure increases, which can result in leakage of fluid from the visceral pleural surface. In addition, patients with RV dysfunction also experience an increase in systemic venous pressure, which increases the filtratio ...
... wall movements. It is postulated that as LV function declines, pulmonary venous pressure increases, which can result in leakage of fluid from the visceral pleural surface. In addition, patients with RV dysfunction also experience an increase in systemic venous pressure, which increases the filtratio ...
Arrhythmia - PACT
... hum’ at 50 Hz) was detected in time. Always remember to check that the rhythm you observe is real: lead disconnections can cause apparent VF as well as asystole. Check the rhythm on two other leads and check the patient’s pulse or the displayed arterial tracing. Similarly, the tracing of pulse oxime ...
... hum’ at 50 Hz) was detected in time. Always remember to check that the rhythm you observe is real: lead disconnections can cause apparent VF as well as asystole. Check the rhythm on two other leads and check the patient’s pulse or the displayed arterial tracing. Similarly, the tracing of pulse oxime ...
Heart Failure
... for this patient initially for acute treatment of her heart failure exacerbation? • Use the same diuretic which is furosemide but in IV/IM: 10 to 20 mg once over 1 to 2 minutes. A repeat dose similar to the initial dose may be given within 2 hours if there is an inadequate response. Following the re ...
... for this patient initially for acute treatment of her heart failure exacerbation? • Use the same diuretic which is furosemide but in IV/IM: 10 to 20 mg once over 1 to 2 minutes. A repeat dose similar to the initial dose may be given within 2 hours if there is an inadequate response. Following the re ...
Stress Echocardiography - Gvsu - Grand Valley State University
... progressive chronotropic response at increasing doses Peripheral effects may result in either predominant: Vasoconstriction or vasodilation Changes in vascular resistance (i.e. blood pressure) are ...
... progressive chronotropic response at increasing doses Peripheral effects may result in either predominant: Vasoconstriction or vasodilation Changes in vascular resistance (i.e. blood pressure) are ...
Hemodynamic Determinants of Prognosis of Aortic
... cm2/m2) who had no evidence of other hemodynamically significant valvular disease at catheterization were identified. Of this group, 28 patients (33%) had an angiographically determined left ventricular ejection fraction less than 0.45 and a clinical presentation of severe congestive heart failure ( ...
... cm2/m2) who had no evidence of other hemodynamically significant valvular disease at catheterization were identified. Of this group, 28 patients (33%) had an angiographically determined left ventricular ejection fraction less than 0.45 and a clinical presentation of severe congestive heart failure ( ...
Cardio Exam - Teddie Joe Snodgrass
... damage to the right atrium, right ventricular, SA node, AV node, and papillary muscles of the mitral valve. When the left circumflex artery (LCX) is the dominant vessel, occlusion can be responsible for damage to the inferior wall of the left ventricle. The LCX normally supplies the lateral wall of ...
... damage to the right atrium, right ventricular, SA node, AV node, and papillary muscles of the mitral valve. When the left circumflex artery (LCX) is the dominant vessel, occlusion can be responsible for damage to the inferior wall of the left ventricle. The LCX normally supplies the lateral wall of ...
Therapeutic Catheterizations
... risks of oliguria, volume overload, and electrolyte imbalance that are associated with short-term mortality. Double lumen catheter is placed in a jugular or femoral vein for blood withdrawal and reinfusion and connected to an extracorporeal circuit. 6 hours before contrast: Peristaltic pump (e.g. Pr ...
... risks of oliguria, volume overload, and electrolyte imbalance that are associated with short-term mortality. Double lumen catheter is placed in a jugular or femoral vein for blood withdrawal and reinfusion and connected to an extracorporeal circuit. 6 hours before contrast: Peristaltic pump (e.g. Pr ...
ventricular tachycardia
... The normal heart rate for dogs varies based on the size of the dog; however, the general range is 60 to 180 beats per minute (with smaller dogs have faster normal heart rates) The general range for normal heart rate in cats is 120 to 240 beats per minute “Ventricular tachycardia” (VT) is a rap ...
... The normal heart rate for dogs varies based on the size of the dog; however, the general range is 60 to 180 beats per minute (with smaller dogs have faster normal heart rates) The general range for normal heart rate in cats is 120 to 240 beats per minute “Ventricular tachycardia” (VT) is a rap ...
Cardiovascular Disease
... • Radionuclide imaging • Magnetic resonance imaging (MRI) • Ultrafast computed tomography (CT) • Digital subtraction angiography (DSA) Copyright © 2010 Pearson Education, Inc. ...
... • Radionuclide imaging • Magnetic resonance imaging (MRI) • Ultrafast computed tomography (CT) • Digital subtraction angiography (DSA) Copyright © 2010 Pearson Education, Inc. ...
Heart Failure By Kimberly Napper
... Can show the pattern of blood flow through the septal openings & determine how large the openings are & how much blood is passing through them ***Ejection Fraction Percentage of blood that's pumped out of a filled ventricle with each heartbeat Usually measured in the left ventricle (LV) 55 % or high ...
... Can show the pattern of blood flow through the septal openings & determine how large the openings are & how much blood is passing through them ***Ejection Fraction Percentage of blood that's pumped out of a filled ventricle with each heartbeat Usually measured in the left ventricle (LV) 55 % or high ...
Reduction of QRS duration following pulmonary valve replacement
... Tetralogy of Fallot is the commonest form of cyanotic congenital heart disease, and early outcomes following surgical repair are steadily improving. Nonetheless, these patients remain at risk for late-onset arrhythmias as well as sudden death.1,2 Increased QRS duration and right ventricular (RV) dil ...
... Tetralogy of Fallot is the commonest form of cyanotic congenital heart disease, and early outcomes following surgical repair are steadily improving. Nonetheless, these patients remain at risk for late-onset arrhythmias as well as sudden death.1,2 Increased QRS duration and right ventricular (RV) dil ...
Awareness An e-Magazine by AIIBOA
... Bundle of His (3), then it divides into the right and left bundle branches (4) where it rapidly spreads using Purkinje fibers (5) to the muscles of the right and left ventricle, causing them to contract at the same time. ...
... Bundle of His (3), then it divides into the right and left bundle branches (4) where it rapidly spreads using Purkinje fibers (5) to the muscles of the right and left ventricle, causing them to contract at the same time. ...
Full Text - Medical Physiology Online
... denervated preparations, the increased response to noradrenaline is a well accepted phenomenon: a tachycardic response is certainly present [6] and so is an increase in myocardial contractility [11], both confirmed in the study by Drake et al [12]. The heightened contractility response was confirmed ...
... denervated preparations, the increased response to noradrenaline is a well accepted phenomenon: a tachycardic response is certainly present [6] and so is an increase in myocardial contractility [11], both confirmed in the study by Drake et al [12]. The heightened contractility response was confirmed ...
Echocardiographic Assessment of Aortic Stenosis
... does not exceed 1.0 cm2 at any flow rate. Absence of contractile reserve (failure to increase SV or EF by 20%) is a predictor of a high surgical mortality and poor long-term outcome although valve replacement may improve LV function and outcome even in this subgroup. ...
... does not exceed 1.0 cm2 at any flow rate. Absence of contractile reserve (failure to increase SV or EF by 20%) is a predictor of a high surgical mortality and poor long-term outcome although valve replacement may improve LV function and outcome even in this subgroup. ...
Evaluation of the Role of IKACh in Atrial Fibrillation Using a Mouse
... GIRK4 knockout mice. The generation of GIRK4 KO mice and their preliminary molecular and functional characterization have been described previously (15). The GIRK4 null allele has since been back-crossed through seven generations onto the C57BL6/J mouse strain. For the experiments described subseque ...
... GIRK4 knockout mice. The generation of GIRK4 KO mice and their preliminary molecular and functional characterization have been described previously (15). The GIRK4 null allele has since been back-crossed through seven generations onto the C57BL6/J mouse strain. For the experiments described subseque ...
Akutes Koronarsyndrom - Kardiologie Update 2016
... “As there is no randomized study comparing an early with a delayed CABG strategy, the general consensus is to wait 48–72 hours in patients who had culprit-lesion PCI and have residual severe CAD. In registries, unadjusted and adjusted analyses showed no difference in outcomes between patients underg ...
... “As there is no randomized study comparing an early with a delayed CABG strategy, the general consensus is to wait 48–72 hours in patients who had culprit-lesion PCI and have residual severe CAD. In registries, unadjusted and adjusted analyses showed no difference in outcomes between patients underg ...
061401 Noninvasive Tests in Patients with Stable Coronary
... an earlier scanning technique (planar scintigraphy); SPECT has higher sensitivity with similar specificity.7,12 Either technique has a greater sensitivity for the detection of coronary artery disease and left main coronary artery disease than does exercise electrocardiography (Table 2).7 The diagnos ...
... an earlier scanning technique (planar scintigraphy); SPECT has higher sensitivity with similar specificity.7,12 Either technique has a greater sensitivity for the detection of coronary artery disease and left main coronary artery disease than does exercise electrocardiography (Table 2).7 The diagnos ...
RRC_art 6.indd - Romanian Journal of Cardiology
... arrhythmias. Cardiac magnetic resonance imaging revealed multiple base-to-apex trabeculae, fulfilling the criteria for LVNC over four segments. Conclusions – Electrocardiographic criteria, such as the occurrence of the arrhythmias during exercise and/or the polymorphic appearance of the arrhythmias, ...
... arrhythmias. Cardiac magnetic resonance imaging revealed multiple base-to-apex trabeculae, fulfilling the criteria for LVNC over four segments. Conclusions – Electrocardiographic criteria, such as the occurrence of the arrhythmias during exercise and/or the polymorphic appearance of the arrhythmias, ...
Lecture 7_CV_2016
... the brain’s vasomotor center in response to diminished brain blood flow When blood flow to the vasomotor center in the lower brain stem becomes decreased severely enough to cause nutritional deficiency/cerebral ischemia, the vasoconstrictor and cardioaccelerator neurons in the vasomotor center respo ...
... the brain’s vasomotor center in response to diminished brain blood flow When blood flow to the vasomotor center in the lower brain stem becomes decreased severely enough to cause nutritional deficiency/cerebral ischemia, the vasoconstrictor and cardioaccelerator neurons in the vasomotor center respo ...