Javier Lopez, M.D.
... Javier E. Lopez is interested in studying how soluble factors may regulate the transition of cardiac myocytes from regeneration during fetal growth to hypertrophic growth postnatally. It is postulated that the lack of cardiac regeneration in the postnatal heart confounds the myocyte dysfunction, cel ...
... Javier E. Lopez is interested in studying how soluble factors may regulate the transition of cardiac myocytes from regeneration during fetal growth to hypertrophic growth postnatally. It is postulated that the lack of cardiac regeneration in the postnatal heart confounds the myocyte dysfunction, cel ...
Blood pressure
... As the pressure in the cuff is allowed to fall further, thumping sounds continue to be heard as long as the pressure in the cuff is between the systolic and diastolic pressures, as the arterial pressure keeps on rising above and dropping back below the pressure in the cuff. Eventually, as the pre ...
... As the pressure in the cuff is allowed to fall further, thumping sounds continue to be heard as long as the pressure in the cuff is between the systolic and diastolic pressures, as the arterial pressure keeps on rising above and dropping back below the pressure in the cuff. Eventually, as the pre ...
failure Testosterone treatment for men with chronic heart
... Subjects were assessed between 8.00 am and 9.30 am at baseline and then 12 weeks later. They completed a short questionnaire detailing medical history and resting heart rate; blood pressure and weight were measured. Exercise tolerance was assessed using the incremental shuttle walk test (SWT).4 This ...
... Subjects were assessed between 8.00 am and 9.30 am at baseline and then 12 weeks later. They completed a short questionnaire detailing medical history and resting heart rate; blood pressure and weight were measured. Exercise tolerance was assessed using the incremental shuttle walk test (SWT).4 This ...
Cardiac Arrhythmias: The Quest for a Cure
... During the last 40 years, much progress has been made in our understanding and management of cardiac arrhythmias. A major step in the late 1960s was to combine programmed electrical stimulation of the heart with intracardiac activation recording. This allowed: 1) localization of the site of the bloc ...
... During the last 40 years, much progress has been made in our understanding and management of cardiac arrhythmias. A major step in the late 1960s was to combine programmed electrical stimulation of the heart with intracardiac activation recording. This allowed: 1) localization of the site of the bloc ...
The Heart - csfcbiology
... A single cardiac cycle: P = atrial systole; QRS = wave of ventricular systole; T = ventricular diastole • heart rate calculated from interval between P waves ECG changes in a diseased heart are used by doctors for diagnosis ...
... A single cardiac cycle: P = atrial systole; QRS = wave of ventricular systole; T = ventricular diastole • heart rate calculated from interval between P waves ECG changes in a diseased heart are used by doctors for diagnosis ...
Left ventricular assist devices in end
... Pulmonary hypertension (PH) secondary to left heart disease is one of the risk factors for morbidity and mortality after orthotopic heart transplantation. In cardiac allograft recipients PH can lead to acute right ventricular failure resulting in high mortality rates. When longstanding PH becomes re ...
... Pulmonary hypertension (PH) secondary to left heart disease is one of the risk factors for morbidity and mortality after orthotopic heart transplantation. In cardiac allograft recipients PH can lead to acute right ventricular failure resulting in high mortality rates. When longstanding PH becomes re ...
Evidence of apoptosis in right ventricular dysfunction in
... very slowly and over a long period. Thus, most of the studies on PAH and RV are from animal models6. In our previous study, we identified raised pro-brain natriuretic peptide levels in patients having rheumatic valvular heart disease presenting with low RV systolic pressure (RVSP)7. This observation ...
... very slowly and over a long period. Thus, most of the studies on PAH and RV are from animal models6. In our previous study, we identified raised pro-brain natriuretic peptide levels in patients having rheumatic valvular heart disease presenting with low RV systolic pressure (RVSP)7. This observation ...
Tachycardia After a Heart Failure Hospitalization
... subsequent events through therapy optimization (9,20). Magnitude of tachycardia and prognosis. The present study confirms that the relation between HR and outcomes is not continuous, but, rather, there is a threshold with an increase in the risk of death only in patients with an HR 70 beats/min. Sim ...
... subsequent events through therapy optimization (9,20). Magnitude of tachycardia and prognosis. The present study confirms that the relation between HR and outcomes is not continuous, but, rather, there is a threshold with an increase in the risk of death only in patients with an HR 70 beats/min. Sim ...
Lecture Notes - Pitt Honors Human Physiology
... sometimes called “emotional fainting,” as it can occur when an individual is emotionally distressed. During shock, the drop in blood pressure activates the baroreceptor reflex. Furthermore, the decrease in blood volume affects the “volume receptors” in the heart. At the same time, a decrease in bloo ...
... sometimes called “emotional fainting,” as it can occur when an individual is emotionally distressed. During shock, the drop in blood pressure activates the baroreceptor reflex. Furthermore, the decrease in blood volume affects the “volume receptors” in the heart. At the same time, a decrease in bloo ...
A&P 2 - Heart
... 3. Ventricular ejection – ventricular pressure forces the semilunar valves open and the blood enters the great vessels 4. Isovolumetric relaxation – ventricles relax, and the blood within them is the end systolic volume (ESV). The semilunar valves close and the atria begin to fill. 5. Ventricular fi ...
... 3. Ventricular ejection – ventricular pressure forces the semilunar valves open and the blood enters the great vessels 4. Isovolumetric relaxation – ventricles relax, and the blood within them is the end systolic volume (ESV). The semilunar valves close and the atria begin to fill. 5. Ventricular fi ...
Heart Valves Semilunar valves
... 3. Ventricular ejection – ventricular pressure forces the semilunar valves open and the blood enters the great vessels 4. Isovolumetric relaxation – ventricles relax, and the blood within them is the end systolic volume (ESV). The semilunar valves close and the atria begin to fill. 5. Ventricular fi ...
... 3. Ventricular ejection – ventricular pressure forces the semilunar valves open and the blood enters the great vessels 4. Isovolumetric relaxation – ventricles relax, and the blood within them is the end systolic volume (ESV). The semilunar valves close and the atria begin to fill. 5. Ventricular fi ...
Medical Director - Clinical Measurement Referral
... Syncope is a transient loss of consciousness due to transient global cerebral hypoperfusion characterised by a fairly rapid onset, short duration and spontaneous complete recovery. The most important tool in the evaluation of syncope is careful history taking, with an eye-witness account where possi ...
... Syncope is a transient loss of consciousness due to transient global cerebral hypoperfusion characterised by a fairly rapid onset, short duration and spontaneous complete recovery. The most important tool in the evaluation of syncope is careful history taking, with an eye-witness account where possi ...
Durrington High School Transporting Materials Target
... Evaluate the advantages and disadvantages of artificial heart valves. ...
... Evaluate the advantages and disadvantages of artificial heart valves. ...
pseudoaneurysm of right ventricle due to localized
... enitis near the pericardium has caused a TB abscess, which in turn affected the myocardium and destroyed it. ...
... enitis near the pericardium has caused a TB abscess, which in turn affected the myocardium and destroyed it. ...
Digital Human: Simulation of the Heart and other Organs
... • 5123 in < 1 second per timestep not possible • 10x increase in bisection bandwidth would fix this ...
... • 5123 in < 1 second per timestep not possible • 10x increase in bisection bandwidth would fix this ...
Early amiodarone pulmonary toxicity simulating heart failure
... pneumonia (sometimes fatal), pleural effusions and adult respiratory distress syndrome have all been described.1 Pulmonary toxicity is usually reversible after withdrawal of the drug. Corticosteroid therapy can be helpful and supportive pulmonary treatment may also be required. The incidence of pulm ...
... pneumonia (sometimes fatal), pleural effusions and adult respiratory distress syndrome have all been described.1 Pulmonary toxicity is usually reversible after withdrawal of the drug. Corticosteroid therapy can be helpful and supportive pulmonary treatment may also be required. The incidence of pulm ...
Measuring left ventricular volume and ejection fraction - Heart
... (20%) of 107 patients with AMI. If dobutamine echocardiography revealed myocardial viability in > 2 segments, the prediction of an increase in LVEF had a sensitivity of 81% and a specificity of 65%. Other predictors for such an improvement were non-Q wave infarction and anterior infarction, but myoc ...
... (20%) of 107 patients with AMI. If dobutamine echocardiography revealed myocardial viability in > 2 segments, the prediction of an increase in LVEF had a sensitivity of 81% and a specificity of 65%. Other predictors for such an improvement were non-Q wave infarction and anterior infarction, but myoc ...
INTRODUCTION - wfs
... 10. The walls of the atria are quite thin since it takes very little force to force blood into the ventricles. 11. The vena cava is of two parts, the superior and the inferior, and it brings oxygen deficient blood from the body back to the heart. 12. The pulmonary artery is the only artery of the bo ...
... 10. The walls of the atria are quite thin since it takes very little force to force blood into the ventricles. 11. The vena cava is of two parts, the superior and the inferior, and it brings oxygen deficient blood from the body back to the heart. 12. The pulmonary artery is the only artery of the bo ...
atrial fibrillation - szto Welcome to Peninsula Heart Centre!
... one's heart rhythm). In this group of patients, Haissaguerre performed a comprehensive electrophysiologic (EP) study of the left atrium and discovered that in each of these cases, the pulmonary veins appeared to be the primary foci of premature beats. He reasoned that if he could locate the trigger ...
... one's heart rhythm). In this group of patients, Haissaguerre performed a comprehensive electrophysiologic (EP) study of the left atrium and discovered that in each of these cases, the pulmonary veins appeared to be the primary foci of premature beats. He reasoned that if he could locate the trigger ...
Coronary Artery Bypass Grafting What is Coronary
... The two most common vessels used are the Internal Mammary Artery (IMA) situated in the chest and the saphenous vein which is taken from the leg. Occasionally an artery from the arm (radial artery) is used. Which vessel is better? The IMA is the vessel of choice whenever possible; however it can only ...
... The two most common vessels used are the Internal Mammary Artery (IMA) situated in the chest and the saphenous vein which is taken from the leg. Occasionally an artery from the arm (radial artery) is used. Which vessel is better? The IMA is the vessel of choice whenever possible; however it can only ...
Severe chronic heart failure in patients considered for heart
... equal to 7.7 indicated a moderate risk of death. HF was caused by dilated cardiomyopathy (486 patients; 49.4%), and ischemic cardiomyopathy (425 patients; 43.2%) whereas hypertrophic cardiomyopathy, acquired/congenital heart defects and arrhythmias constituted only 5.1% of cases. There was no inform ...
... equal to 7.7 indicated a moderate risk of death. HF was caused by dilated cardiomyopathy (486 patients; 49.4%), and ischemic cardiomyopathy (425 patients; 43.2%) whereas hypertrophic cardiomyopathy, acquired/congenital heart defects and arrhythmias constituted only 5.1% of cases. There was no inform ...
Rx for Success - Heart Attack (Myocardial Infarction) (014)
... patient has no knowledge that an infarction occurred at some time in the past) are fairly common, especially in diabetics, and may be noted on the ECG during an insurance work-up. Sometimes a coronary artery temporarily goes into spasm. When this happens, the artery narrows and blood flow to part of ...
... patient has no knowledge that an infarction occurred at some time in the past) are fairly common, especially in diabetics, and may be noted on the ECG during an insurance work-up. Sometimes a coronary artery temporarily goes into spasm. When this happens, the artery narrows and blood flow to part of ...
Effects of Lying Position on P-Wave Dispersion in Patients with
... high-speed AF foci. PWD is an indirect display of intraand interatrial nonuniform conduction [11, 12]. Many researchers have demonstrated the relationship between the development of AF and prolonged PWD [13, 14]. It was also reported that prolonged PWD predicts the development of AF, with a sensitiv ...
... high-speed AF foci. PWD is an indirect display of intraand interatrial nonuniform conduction [11, 12]. Many researchers have demonstrated the relationship between the development of AF and prolonged PWD [13, 14]. It was also reported that prolonged PWD predicts the development of AF, with a sensitiv ...
Unit 1 Topic 1: Lifestyle, Health and Risks Learning
... including being able to produce a risk assessment before carrying out range of practical work, and investigative skills, including use of descriptive statistics (mean, mode and median, error bars, standard deviation identification of outliers and range), graphic representation to identify patterns a ...
... including being able to produce a risk assessment before carrying out range of practical work, and investigative skills, including use of descriptive statistics (mean, mode and median, error bars, standard deviation identification of outliers and range), graphic representation to identify patterns a ...
Transport in Human
... Right atrium contracts forcing blood to enter the right ventricle through the tricuspid valve. Right ventricle contracts forces blood to the lungs through the pulmonary arteries. Blood flow through the lungs at lower pressure (slow speed) to exchange gases. Oxygenated blood return to the left atrium ...
... Right atrium contracts forcing blood to enter the right ventricle through the tricuspid valve. Right ventricle contracts forces blood to the lungs through the pulmonary arteries. Blood flow through the lungs at lower pressure (slow speed) to exchange gases. Oxygenated blood return to the left atrium ...