Stable Angina and If Inhibition: New Insights and
... symptoms, and in patients with extensive ischemia, like those with left main or three-vessel disease, also improves prognosis. Effective restoration of adequate coronary flow, either surgical or percutaneous, does not obviate the need for medical treatment. Medical therapy is necessary to prevent su ...
... symptoms, and in patients with extensive ischemia, like those with left main or three-vessel disease, also improves prognosis. Effective restoration of adequate coronary flow, either surgical or percutaneous, does not obviate the need for medical treatment. Medical therapy is necessary to prevent su ...
Image-based large-eddy simulation in a realistic left heart
... Echocardiography techniques [10,11], with higher spatio-temporal resolution make an alternative to PC-MRI. However, echocardiography only gives access to velocity components directed towards or away from the ultrasonic beam, while one would want to measure the full 3D flow vectors. Nevertheless, inve ...
... Echocardiography techniques [10,11], with higher spatio-temporal resolution make an alternative to PC-MRI. However, echocardiography only gives access to velocity components directed towards or away from the ultrasonic beam, while one would want to measure the full 3D flow vectors. Nevertheless, inve ...
as a PDF
... Aims Cardiac resynchronization therapy with biventricular pacing has proved beneficial in symptomatic heart failure patients, yet the effects in patients with structurally normal hearts remain unknown. We hypothesized that, in an acute swine model with normal anatomy and function, single-site right v ...
... Aims Cardiac resynchronization therapy with biventricular pacing has proved beneficial in symptomatic heart failure patients, yet the effects in patients with structurally normal hearts remain unknown. We hypothesized that, in an acute swine model with normal anatomy and function, single-site right v ...
1-position of the aorta - Heart
... tribution consistent with concordant transposition and the great cardiac vein were present as separate in situs solitus. The non-coronary sinus of the aortic channels. This finding was noted in 4 of 28 cases of valve was anteromedial, and the anterior descending left juxtaposition reviewed by Puech ...
... tribution consistent with concordant transposition and the great cardiac vein were present as separate in situs solitus. The non-coronary sinus of the aortic channels. This finding was noted in 4 of 28 cases of valve was anteromedial, and the anterior descending left juxtaposition reviewed by Puech ...
30 Respiratory and Circulatory Systems
... Emphysema (EHM-fih-SEE-muh) is a lung disorder caused mainly by smoking. Over time, many alveoli are destroyed. This process gradually reduces the surface area for gas exchange, and not enough oxygen can enter the blood. People with advanced emphysema must use supplemental oxygen, but eventually the ...
... Emphysema (EHM-fih-SEE-muh) is a lung disorder caused mainly by smoking. Over time, many alveoli are destroyed. This process gradually reduces the surface area for gas exchange, and not enough oxygen can enter the blood. People with advanced emphysema must use supplemental oxygen, but eventually the ...
impact of isoprenaline and caffeine on development of left
... increases heart rate along with activation of noradrenergic neurons (10). This increased adrenergic activity will affect the renal hemodynamic and excretory functional capacity of kidney. Left ventricular remodelling is a multifactorial process with the involvement of inflammatory cytokines and prod ...
... increases heart rate along with activation of noradrenergic neurons (10). This increased adrenergic activity will affect the renal hemodynamic and excretory functional capacity of kidney. Left ventricular remodelling is a multifactorial process with the involvement of inflammatory cytokines and prod ...
Aortic annular measurements in fresh post
... Medical Officer, National Hospital of Sri Lanka. These hearts were from individuals who had died of causes other than heart disease and where post-mortem was carried out within 24 hours of death. Specimens were not harvested if any anomaly was detected at autopsy. Data, age and sex were obtained fro ...
... Medical Officer, National Hospital of Sri Lanka. These hearts were from individuals who had died of causes other than heart disease and where post-mortem was carried out within 24 hours of death. Specimens were not harvested if any anomaly was detected at autopsy. Data, age and sex were obtained fro ...
Double Orifice Mitral Valve and Bicuspid Aortic Valve: Pieces of the
... noncompaction [8], and cardiac papillary fibroelastoma [9] and as part of various syndromes with extracardiac and cardiac manifestations [10]. Isolated DOMV is very rare [11]. Valve development is a complex process which is not completely understood. Biomechanical properties of the valve and the sur ...
... noncompaction [8], and cardiac papillary fibroelastoma [9] and as part of various syndromes with extracardiac and cardiac manifestations [10]. Isolated DOMV is very rare [11]. Valve development is a complex process which is not completely understood. Biomechanical properties of the valve and the sur ...
Ectopia Cordis in a Male Holstein Friesian Calf
... heart at an abnormal site outside the thoracic cavity [1] could be total or partial depending on the amount of the cardiac volume presenting outside the thoracic cavity [2]. It could be classified into three types: cervical (lower and upper types cervical EC), pectoral, and abdominal ectopia cordis ...
... heart at an abnormal site outside the thoracic cavity [1] could be total or partial depending on the amount of the cardiac volume presenting outside the thoracic cavity [2]. It could be classified into three types: cervical (lower and upper types cervical EC), pectoral, and abdominal ectopia cordis ...
Removing 0.5 Hz Baseline Wander From ECG Signal Using
... frequency of about 0.5 Hz should be used. A filter with linear phase is desirable in order to avoid phase distortion that can alter various temporal realtionships in the cardiac cycle. Linear phase response can be obtained with finite impulse response, but the order needed will easily grow very high ...
... frequency of about 0.5 Hz should be used. A filter with linear phase is desirable in order to avoid phase distortion that can alter various temporal realtionships in the cardiac cycle. Linear phase response can be obtained with finite impulse response, but the order needed will easily grow very high ...
Transcatheter pulmonary valve replacement
... conduit between the RV and the PA instead of the pulmonary valve being used for the aortic position). Owing to the inevitable development of pulmonary regurgitation and/or stenosis owing to calcification and thrombosis, these conduits have a limited lifespan [5,6] . On average, conduit replacement i ...
... conduit between the RV and the PA instead of the pulmonary valve being used for the aortic position). Owing to the inevitable development of pulmonary regurgitation and/or stenosis owing to calcification and thrombosis, these conduits have a limited lifespan [5,6] . On average, conduit replacement i ...
Comparison of different cardiovascular magnetic resonance
... 0.95x – 6.62, ShMOLLI y = 0.92x – 4.51). The inversionrecovery techniques, particularly ShMOLLI, showed slight underestimation of T1 (~ 150 ms) (Fig. 2), while SASHA was the sequence least affected by increasing T2 values, presenting the smallest slope in the error curve, fact more evident when usin ...
... 0.95x – 6.62, ShMOLLI y = 0.92x – 4.51). The inversionrecovery techniques, particularly ShMOLLI, showed slight underestimation of T1 (~ 150 ms) (Fig. 2), while SASHA was the sequence least affected by increasing T2 values, presenting the smallest slope in the error curve, fact more evident when usin ...
EMS Cardiac Confusion By Lynn Wallis EMT
... This portion of the complex represents the left to right atrial depolarization and is an initial low amplitude positive deflection preceding the QRS complex. The duration is generally 0.4 seconds. Atrial repolarization occurs simultaneously with depolarization of the ventricular myocardium. Thus, th ...
... This portion of the complex represents the left to right atrial depolarization and is an initial low amplitude positive deflection preceding the QRS complex. The duration is generally 0.4 seconds. Atrial repolarization occurs simultaneously with depolarization of the ventricular myocardium. Thus, th ...
oxygen intake efficiency slope: a new index of cardiorespiratory
... exercise test. Bicycle exercise is frequently associated with the limiting symptom of leg fatigue rather than with breathlessness, preventing subjects from achieving their true maximal exercise. Z6) It is likely that the submaximal exercise due to the use of an ergometer did not result in an adequat ...
... exercise test. Bicycle exercise is frequently associated with the limiting symptom of leg fatigue rather than with breathlessness, preventing subjects from achieving their true maximal exercise. Z6) It is likely that the submaximal exercise due to the use of an ergometer did not result in an adequat ...
CARDIOPULMONARY RESUSCITATION
... with your other hand. Make a quick upward thrust with both hands. Repeat until the object is dislodged. The victim can be standing or sitting. Unconscious adult: Place the victim face up on a firm surface. Sit astride the victim so that you are looking at his/her face. Place the heel of one hand on ...
... with your other hand. Make a quick upward thrust with both hands. Repeat until the object is dislodged. The victim can be standing or sitting. Unconscious adult: Place the victim face up on a firm surface. Sit astride the victim so that you are looking at his/her face. Place the heel of one hand on ...
Mending the Broken Heart Guest Editorial Lead Article
... carbolic acid, arsenicals, and the like. And although sulfa drugs were far from an ideal antimicrobial, they were not only a vast improvement, but they presaged the arrival of antibiotics in the clinic in the 1940s. To succeed, investigators had to accept the germ theory of disease, a nineteenth cen ...
... carbolic acid, arsenicals, and the like. And although sulfa drugs were far from an ideal antimicrobial, they were not only a vast improvement, but they presaged the arrival of antibiotics in the clinic in the 1940s. To succeed, investigators had to accept the germ theory of disease, a nineteenth cen ...
Exercise - Cardiomyopathy UK
... breathing increases to meet these oxygen needs. As more blood needs to get to the muscles, our heart rate increases (number of beats per minute) and the amount of blood that is pumped through the heart with each heartbeat increases (called ‘stroke volume’). All of this means extra work on the heart. ...
... breathing increases to meet these oxygen needs. As more blood needs to get to the muscles, our heart rate increases (number of beats per minute) and the amount of blood that is pumped through the heart with each heartbeat increases (called ‘stroke volume’). All of this means extra work on the heart. ...
CPR Skills
... with your other hand. Make a quick upward thrust with both hands. Repeat until the object is dislodged. The victim can be standing or sitting. Unconscious adult: Place the victim face up on a firm surface. Sit astride the victim so that you are looking at his/her face. Place the heel of one hand on ...
... with your other hand. Make a quick upward thrust with both hands. Repeat until the object is dislodged. The victim can be standing or sitting. Unconscious adult: Place the victim face up on a firm surface. Sit astride the victim so that you are looking at his/her face. Place the heel of one hand on ...
Print - Circulation
... alent cardiac generator behavior of the heart; the covariant tensors express the intrinsic characteristics of the given lead connection. The form of the equation indicates that the cardiac and lead parameters can be treated as two experimentally independent sets even though there is an inextricable ...
... alent cardiac generator behavior of the heart; the covariant tensors express the intrinsic characteristics of the given lead connection. The form of the equation indicates that the cardiac and lead parameters can be treated as two experimentally independent sets even though there is an inextricable ...
Progress toward controlling in vivo fibrillating sheep
... In parallel to the research on controlling the dynamics of complex systems, some research has focused on cardiac arrhythmias that are well-characterized by a low-dimension mathematical description and hence should be amenable to control. Taking this approach, Hall et al.10 demonstrated that an adapt ...
... In parallel to the research on controlling the dynamics of complex systems, some research has focused on cardiac arrhythmias that are well-characterized by a low-dimension mathematical description and hence should be amenable to control. Taking this approach, Hall et al.10 demonstrated that an adapt ...
Evaluation of Bi-ventricular Coronary Flow Patterns Using High
... (LCA), septal (SCA) and right (RCA) coronary arteries in mice with and without transverse aortic constriction (TAC). Fifty-two male C57BL/6J mice were subjected to TAC or a corresponding sham operation. At 2 and 8 wk post-surgery, Doppler flow spectra from the three coronary arteries, together with ...
... (LCA), septal (SCA) and right (RCA) coronary arteries in mice with and without transverse aortic constriction (TAC). Fifty-two male C57BL/6J mice were subjected to TAC or a corresponding sham operation. At 2 and 8 wk post-surgery, Doppler flow spectra from the three coronary arteries, together with ...
Influence of Nasal Fontanel Receptors on the Regulation of
... (a) flow of air at a certain rate through a segment of the nose, whereby the amount and rate are constant for certain states of the body (rest, exercise), whereas the rate of air flow through this segment should substantially differ from the flow rate through other segments of the nose; and (b) the ...
... (a) flow of air at a certain rate through a segment of the nose, whereby the amount and rate are constant for certain states of the body (rest, exercise), whereas the rate of air flow through this segment should substantially differ from the flow rate through other segments of the nose; and (b) the ...
ATRIAL FIBRILLATION IN CHILDHOOD WITH FAMILIAL
... autosomal dominant e.g. 10q22-24, and autosomal recessive e.g. 5p13, and ways that hyperthyroid states may affect the heart. These data point to multifactorial reasons, indicating the need for more chromosomal and genetic studies, especially in patients who are familial, to further elucidate the spe ...
... autosomal dominant e.g. 10q22-24, and autosomal recessive e.g. 5p13, and ways that hyperthyroid states may affect the heart. These data point to multifactorial reasons, indicating the need for more chromosomal and genetic studies, especially in patients who are familial, to further elucidate the spe ...
Prof. Saeed Abuel Makarem Dr. Jamila El Medany
... • Blood flow begins during the beginning of the fourth week and can be visualized by Ultrasound Doppler ...
... • Blood flow begins during the beginning of the fourth week and can be visualized by Ultrasound Doppler ...
Department of Biomedical Engineering
... The phase in the cardiac cycle when the ventricles contract and the blood is pumped out of the heart, is called (ventricular) systole. The volume is maximum and when the pressure in the left ventricle exceeds that of the aorta, the aortic valve opens and blood is ejected. There is a time of isovolum ...
... The phase in the cardiac cycle when the ventricles contract and the blood is pumped out of the heart, is called (ventricular) systole. The volume is maximum and when the pressure in the left ventricle exceeds that of the aorta, the aortic valve opens and blood is ejected. There is a time of isovolum ...