Arrythmias and EKGs
... Treatment of sinus tachycardia is directed at the underlying condition causing the tachycardia response. Uncommonly, beta blockers are used to minimize the tachycardia response if it is determined to be potentially harmful, as may occur in a patient with ischemic heart disease and rate-related angin ...
... Treatment of sinus tachycardia is directed at the underlying condition causing the tachycardia response. Uncommonly, beta blockers are used to minimize the tachycardia response if it is determined to be potentially harmful, as may occur in a patient with ischemic heart disease and rate-related angin ...
05_Instrumental methods of examination of cardiovascular system
... origin, it may then reexcite the fiber, which is now no longer refractory. • Alternative mechanisms are: • 2) abnormal automaticity, • 3) triggered activity (more rarely). • Repetitive reentry may result paroxysmal tachycardia, if the atrial premature beat is appropriately timed. Similarly, a single ...
... origin, it may then reexcite the fiber, which is now no longer refractory. • Alternative mechanisms are: • 2) abnormal automaticity, • 3) triggered activity (more rarely). • Repetitive reentry may result paroxysmal tachycardia, if the atrial premature beat is appropriately timed. Similarly, a single ...
Objectives Cardiovascular disease, congestive heart failure (CHF
... are still dominant causes of mortality and morbidity in the Western World. Treatment of these diseases and their consequences (especially stroke as a consequence of atrial fibrillation (AF)) consumes an important part of the health care budget. Therefore, prevention and early treatment of heart fail ...
... are still dominant causes of mortality and morbidity in the Western World. Treatment of these diseases and their consequences (especially stroke as a consequence of atrial fibrillation (AF)) consumes an important part of the health care budget. Therefore, prevention and early treatment of heart fail ...
Chapter 12
... reflect the functional demands on them • The walls of the right ventricle is relatively thin, while the left ventricle has a massive muscular wall. • Valves normally permit blood flow in only one direction preventing regurgitation(backflow) of blood. ...
... reflect the functional demands on them • The walls of the right ventricle is relatively thin, while the left ventricle has a massive muscular wall. • Valves normally permit blood flow in only one direction preventing regurgitation(backflow) of blood. ...
The Cardiovascular System
... • Blood flows from the left side of the heart through the body tissues and back to the right side of the heart ...
... • Blood flows from the left side of the heart through the body tissues and back to the right side of the heart ...
Approach to narrow QRS tachycardia
... surface ECG to the earliest deflection of the atrial activation in the His bundle electrogram; ERAA, earliest retrograde atrial activation; RHis, His bundle electrogram recorded from the right septum; LHis, His bundle electrogram recorded from the left septum; LRAS, low right atrial septum; CS os, o ...
... surface ECG to the earliest deflection of the atrial activation in the His bundle electrogram; ERAA, earliest retrograde atrial activation; RHis, His bundle electrogram recorded from the right septum; LHis, His bundle electrogram recorded from the left septum; LRAS, low right atrial septum; CS os, o ...
Neurogenic and Myogenic hearts
... • S.A. node is known to be true pacemaker. If it is surgically manipulated or given temperature, chemical or electrical stimuli, it affects cardiac activity, thus the wave of heart action starts from this point. • The wave is picked up by A.V. node situated in right atrium near AV septum and then ...
... • S.A. node is known to be true pacemaker. If it is surgically manipulated or given temperature, chemical or electrical stimuli, it affects cardiac activity, thus the wave of heart action starts from this point. • The wave is picked up by A.V. node situated in right atrium near AV septum and then ...
Cardiovascular System Powerpoint
... Questions 1. Do athletes have greater or lesser demands for oxygen than non-athletes? 2. Do athletes have greater or lesser resting heart rates than non-athletes? 3. How do you reconcile this observation? Affects of Athletic Training ...
... Questions 1. Do athletes have greater or lesser demands for oxygen than non-athletes? 2. Do athletes have greater or lesser resting heart rates than non-athletes? 3. How do you reconcile this observation? Affects of Athletic Training ...
Heart Function
... • The parasympathetic branch causes HR to become slower (via the vagus nerve). • The sympathetic branch causes HR to speed up (via the sympathetic nerve). • The hormone adrenaline can also cause HR to rise. ...
... • The parasympathetic branch causes HR to become slower (via the vagus nerve). • The sympathetic branch causes HR to speed up (via the sympathetic nerve). • The hormone adrenaline can also cause HR to rise. ...
Lecture Note 3 - Heart Failure
... • The change of heart’s force of contraction in response to change in venous return. • During exercise, venous return i.e. blood that returns to the heart increased which then causes increase to stroke volume. • Frank-Starling mechanism tells how change in venous return will alters the stroke volume ...
... • The change of heart’s force of contraction in response to change in venous return. • During exercise, venous return i.e. blood that returns to the heart increased which then causes increase to stroke volume. • Frank-Starling mechanism tells how change in venous return will alters the stroke volume ...
unusual cardiac manifestations in a patient with listeria bacteremia
... A 53 year old physician presented with several days of cough, fever and exhaustion. The workup revealed complete heart block with a junctional escape and QTc prolongation, multifocal pneumonia, a moderate size pulmonary embolus with right ventricular pressure overload and anemia with a Hct of 20. Bl ...
... A 53 year old physician presented with several days of cough, fever and exhaustion. The workup revealed complete heart block with a junctional escape and QTc prolongation, multifocal pneumonia, a moderate size pulmonary embolus with right ventricular pressure overload and anemia with a Hct of 20. Bl ...
Antiarrhythmic pharmacotherapy
... Digoxin toxicity has 3 important effects in the Purkinje fibers: - less negative resting potential; therefore some of the fast sodium channels are always closed, the action potential is slowed and if this effect is heterogeneous among ventricular muscle, reentrant arrhythmias may arise - decreased a ...
... Digoxin toxicity has 3 important effects in the Purkinje fibers: - less negative resting potential; therefore some of the fast sodium channels are always closed, the action potential is slowed and if this effect is heterogeneous among ventricular muscle, reentrant arrhythmias may arise - decreased a ...
heart outcomes
... right atrium? ___ 7. At the bottom of the right atrium is another type of tissue. Name it. ___ 8. What is the function of the sinoatrial node? ___ 9. What happens to the heartbeat if the sinoatrial node is damaged? ___ 10. What is the function of the Atrioventricular node? ___ 11. What carries the m ...
... right atrium? ___ 7. At the bottom of the right atrium is another type of tissue. Name it. ___ 8. What is the function of the sinoatrial node? ___ 9. What happens to the heartbeat if the sinoatrial node is damaged? ___ 10. What is the function of the Atrioventricular node? ___ 11. What carries the m ...
document
... feeling for peripheral pulses. (cannot usually diagnose specific dysrhythmias, but can give a general indication of the heart rate and whether it is regular or irregular. Not all the electrical impulses of the heart produce audible or palpable beats; in many cardiac arrhythmias, the premature or a ...
... feeling for peripheral pulses. (cannot usually diagnose specific dysrhythmias, but can give a general indication of the heart rate and whether it is regular or irregular. Not all the electrical impulses of the heart produce audible or palpable beats; in many cardiac arrhythmias, the premature or a ...
SIGN 94: Cardiac arrhythmias in coronary heart disease
... • VT with syncope or haemodynamic compromise • VT without syncope if LVEF < 0.35 (not NYHA IV). (A) ...
... • VT with syncope or haemodynamic compromise • VT without syncope if LVEF < 0.35 (not NYHA IV). (A) ...
24 Hour Holter Monitoring
... what activities you do while wearing the monitor. After 24 - 48 hours, you return the monitor to your doctor's office. The doctor will look at the records and see if there have been any irregular heart rhythms. ...
... what activities you do while wearing the monitor. After 24 - 48 hours, you return the monitor to your doctor's office. The doctor will look at the records and see if there have been any irregular heart rhythms. ...
Pacemaker Placement: Epicardial
... Children’s Heart Clinic, P.A., 2530 Chicago Avenue S, Ste 500, Minneapolis, MN 55404 West Metro: 612-813-8800 * East Metro: 651-220-8800 * Toll Free: 1-800-938-0301 * Fax: 612-813-8825 Children’s Hospitals and Clinics of MN, 2525 Chicago Avenue S, Minneapolis, MN 55404 West Metro: 612-813-6000 * Eas ...
... Children’s Heart Clinic, P.A., 2530 Chicago Avenue S, Ste 500, Minneapolis, MN 55404 West Metro: 612-813-8800 * East Metro: 651-220-8800 * Toll Free: 1-800-938-0301 * Fax: 612-813-8825 Children’s Hospitals and Clinics of MN, 2525 Chicago Avenue S, Minneapolis, MN 55404 West Metro: 612-813-6000 * Eas ...
Haider Sabhan Treatment of Cardiac Arrhythmias in the Emergency
... above 100 beats per minute and bradycardia describes a heart rate below 60 beats per minute. Although many arrhythmias are not life-threatening, some can cause serious impairment of the cardiac function, with the worst case scenario being cardiac arrest (1). Arrhythmias can occur in the upper chambe ...
... above 100 beats per minute and bradycardia describes a heart rate below 60 beats per minute. Although many arrhythmias are not life-threatening, some can cause serious impairment of the cardiac function, with the worst case scenario being cardiac arrest (1). Arrhythmias can occur in the upper chambe ...
CHAPTER 20 CARDIOVASCULAR SYSTEM: THE HEART
... Topics Related to the Heart “Heart attack, CPR, bypass surgery” are terms that will be familiar to students. Students must recognize the fact that they must grasp heart anatomy, blood flow through the heart and to the heart, and heart physiology before they can begin to understand heart dysfunction. ...
... Topics Related to the Heart “Heart attack, CPR, bypass surgery” are terms that will be familiar to students. Students must recognize the fact that they must grasp heart anatomy, blood flow through the heart and to the heart, and heart physiology before they can begin to understand heart dysfunction. ...
The PQRSTs of ECGs
... an escape beat and is usually acting as a life saving rhythm, literally escaping death. There fore antiarrhythmic therapy is contraindicated. An abnormal complex that comes in earlier than expected is termed a premature beat. Determining the timing of a complex directly affects the potential treatme ...
... an escape beat and is usually acting as a life saving rhythm, literally escaping death. There fore antiarrhythmic therapy is contraindicated. An abnormal complex that comes in earlier than expected is termed a premature beat. Determining the timing of a complex directly affects the potential treatme ...
Hospital X Is Among First Hospitals in U
... Implantable Defibrillators with Advanced Technology to Reduce Inappropriate Shocks and Improve Patient Quality of Life [Insert location] – [insert date] – Physicians at [institution] are the first in the [state] to treat patients who suffer from irregular heartbeats with the latest implantable cardi ...
... Implantable Defibrillators with Advanced Technology to Reduce Inappropriate Shocks and Improve Patient Quality of Life [Insert location] – [insert date] – Physicians at [institution] are the first in the [state] to treat patients who suffer from irregular heartbeats with the latest implantable cardi ...
Pitfalls in Fetal Echocardiography
... • Anatomic definition: diameter / area below - 2 SD ? • Functional definition : too small to be a ventricle • Growth parameters : body weight > gestational age ...
... • Anatomic definition: diameter / area below - 2 SD ? • Functional definition : too small to be a ventricle • Growth parameters : body weight > gestational age ...
Heart chambers and valves
... SA node begins the action potential Stimulus spreads to the AV node Impulse is delayed at AV node Impulse then travels through ventricular conducting cells Then distributed by Purkinje fibers ...
... SA node begins the action potential Stimulus spreads to the AV node Impulse is delayed at AV node Impulse then travels through ventricular conducting cells Then distributed by Purkinje fibers ...