PDF
... The heart is divided into four chambers. The upper chambers are called atria while the lower chambers are called ventricles. Blood is squeezed by heart muscle from chamber to chamber. During the squeezing process, valves keep blood flowing as smoothly as possible into the heart and out to the body b ...
... The heart is divided into four chambers. The upper chambers are called atria while the lower chambers are called ventricles. Blood is squeezed by heart muscle from chamber to chamber. During the squeezing process, valves keep blood flowing as smoothly as possible into the heart and out to the body b ...
Pathophysiology of Congestive Heart Failure P A
... be slow to develop, such as a pressureor volume-overloaded state from valvular or coronary heart disease. The clinical picture can also be more rapidly progressive, as sometimes occurs with familial cardiomyopathy.6 By the time patients are seen in the clinic with shortness of breath and fatigue, th ...
... be slow to develop, such as a pressureor volume-overloaded state from valvular or coronary heart disease. The clinical picture can also be more rapidly progressive, as sometimes occurs with familial cardiomyopathy.6 By the time patients are seen in the clinic with shortness of breath and fatigue, th ...
Guidelines for the diagnosis and treatment of
... New York Heart Association (NYHA) Classification of Heart Failure Class – I ...
... New York Heart Association (NYHA) Classification of Heart Failure Class – I ...
Pathophysiology, risk stratification, and management
... were shown to be activated either in response to ischemia/reperfusion stimuli or to a stretch stimulus using different experimental models and sometimes non-cardiac cell systems. However, cell membrane receptors and intracellular signaling proteins are highly conserved between mammalian species and ...
... were shown to be activated either in response to ischemia/reperfusion stimuli or to a stretch stimulus using different experimental models and sometimes non-cardiac cell systems. However, cell membrane receptors and intracellular signaling proteins are highly conserved between mammalian species and ...
Internal atrial cardioversion in atrial fibrillation
... Electrical cardioversion is usually performed using the transthoracic technique with delivery of monophasic shocks at 200360 J and the efficacy results are 61-94%1,2. However as little as 4% of the current from an external shock effectively penetrates cardiac tissue, while the majority follows other ...
... Electrical cardioversion is usually performed using the transthoracic technique with delivery of monophasic shocks at 200360 J and the efficacy results are 61-94%1,2. However as little as 4% of the current from an external shock effectively penetrates cardiac tissue, while the majority follows other ...
Stochastic Petri Net Modeling of Wave Sequences in Cardiac
... of the AV node, Purkinje fibers, or ventricular musculature itself. The resulting P, R wave sequence displays a case of AV dissociation, a phenomenon in which the rhythm of the R waves is independent from that of the P waves. In second degree AV block, not all the atria1 excitations are blocked by t ...
... of the AV node, Purkinje fibers, or ventricular musculature itself. The resulting P, R wave sequence displays a case of AV dissociation, a phenomenon in which the rhythm of the R waves is independent from that of the P waves. In second degree AV block, not all the atria1 excitations are blocked by t ...
Sudden Cardiac Death Thirty Years Ago and at Present. The Role of
... autonomic activation of the heart. The dysbalance “modulates“ the vulnerable myocardium and raises the risk for VF in the event of sympathetic activation predominating over vagal activation thus increasing the risk for cardiogenic shock should vagal activation predominate. A dangerous scenario is co ...
... autonomic activation of the heart. The dysbalance “modulates“ the vulnerable myocardium and raises the risk for VF in the event of sympathetic activation predominating over vagal activation thus increasing the risk for cardiogenic shock should vagal activation predominate. A dangerous scenario is co ...
Time course of sinus node function recovery in patients with sinus
... SND: For the purpose of this study, SND will be defined as presence of sinus bradycardia and hemodynamic compromise (as determined by the post-operative clinicians) or symptoms; persistent heart rate < 90 in children under 2 years of age, < 80 between 2-5 years, < 70 between 5-12 years and < 60 betw ...
... SND: For the purpose of this study, SND will be defined as presence of sinus bradycardia and hemodynamic compromise (as determined by the post-operative clinicians) or symptoms; persistent heart rate < 90 in children under 2 years of age, < 80 between 2-5 years, < 70 between 5-12 years and < 60 betw ...
Heart Failure Association of India About Us The Heart Failure
... Acute heart failure develops suddenly and symptoms are initially severe. Acute heart failure either follows a heart attack that has caused damage to an area of your heart or, more frequently, is caused by a sudden lack of ability by the body to compensate for chronic heart failure. If you develop ac ...
... Acute heart failure develops suddenly and symptoms are initially severe. Acute heart failure either follows a heart attack that has caused damage to an area of your heart or, more frequently, is caused by a sudden lack of ability by the body to compensate for chronic heart failure. If you develop ac ...
A Clinical Approach to Common Cardiovascular Disorders When
... The disease has autosomal dominant transmission.21 Despite 50% of the carriers of disease-causing mutations being female, the vast majority of clinically affected patients are men, even though it is still unknown how gender influences the manifestation of the disease.21 At variance with other IADs, ...
... The disease has autosomal dominant transmission.21 Despite 50% of the carriers of disease-causing mutations being female, the vast majority of clinically affected patients are men, even though it is still unknown how gender influences the manifestation of the disease.21 At variance with other IADs, ...
Anatomy of Heart
... Coronary sinus—a large vein on the posterior of the heart, receives blood from cardiac veins ...
... Coronary sinus—a large vein on the posterior of the heart, receives blood from cardiac veins ...
THE ACTION OF MAGNESIUM ON THE HEART
... Although it has been repeatedly established both in man and in animal experiments that magnesium has a depressant action on the heart, there is no general agreement about the mechanism of this action, and there are few reports dealing directly with the clinical application of its cardio-inhibitory p ...
... Although it has been repeatedly established both in man and in animal experiments that magnesium has a depressant action on the heart, there is no general agreement about the mechanism of this action, and there are few reports dealing directly with the clinical application of its cardio-inhibitory p ...
PDF - Circulation: Arrhythmia and Electrophysiology
... omplete transposition of the great arteries (D-TGA) with intra-atrial redirection surgery (Mustard or Senning baffles) is among the congenital heart defects at highest risk for sudden cardiac death. Indeed, sudden death is the most common cause of late mortality in this patient population.1–7 A popu ...
... omplete transposition of the great arteries (D-TGA) with intra-atrial redirection surgery (Mustard or Senning baffles) is among the congenital heart defects at highest risk for sudden cardiac death. Indeed, sudden death is the most common cause of late mortality in this patient population.1–7 A popu ...
Certain Mechanical Peculiarities of the Human Cardiac
... values of the forces concerned are presented in table 1. It is assumed that if the load, represented by radial force in dynes, were made to perform work by being associated with translation of motion of 1.0 cm., the force would be converted into ergs of work. Table 1 shows a comparison of the situat ...
... values of the forces concerned are presented in table 1. It is assumed that if the load, represented by radial force in dynes, were made to perform work by being associated with translation of motion of 1.0 cm., the force would be converted into ergs of work. Table 1 shows a comparison of the situat ...
Marked first-degree atrioventricular block. A new indication for
... Bode et al27 recently reported the problems associated with pacing patients with 1 st degree AV block. They studied 255 patients with Holter recordings and found 9 patients with atrial undersensing despite an adequate atrial signal. The P waves fell continually within the PVARP (PVARP of 276 ms; no ...
... Bode et al27 recently reported the problems associated with pacing patients with 1 st degree AV block. They studied 255 patients with Holter recordings and found 9 patients with atrial undersensing despite an adequate atrial signal. The P waves fell continually within the PVARP (PVARP of 276 ms; no ...
A Patient`s Guide to the Non-surgical Closure of an Atrial Septal Defect
... heart pumps blood through the body and is controlled by a unique “electrical system” within the heart itself. Typically, oxygen-poor blood flows from the body into the heart through the right atrium and then flows into the right ventricle. When the heart pumps, the blood in the right ventricle is pu ...
... heart pumps blood through the body and is controlled by a unique “electrical system” within the heart itself. Typically, oxygen-poor blood flows from the body into the heart through the right atrium and then flows into the right ventricle. When the heart pumps, the blood in the right ventricle is pu ...
Comparison of Two Methods of Donor Heart Preservation in
... Our laboratory has been working for some time on methods to extend the time a heart can be safely outside the donor’s body before being transplanted to a recipient. Currently, the heart is limited to a few hours, which limits more specific tissue typing and the distance a heart can be transported. A ...
... Our laboratory has been working for some time on methods to extend the time a heart can be safely outside the donor’s body before being transplanted to a recipient. Currently, the heart is limited to a few hours, which limits more specific tissue typing and the distance a heart can be transported. A ...
ECG Patch Monitors for Assessment of Cardiac Rhythm Abnormalities
... Data collected by the PiiX device are automatically transmitted from the PiiX to the zLink using Bluetooth communication. The zLink, in turn, then automatically transmits the data to a secure, cloud-based application using cellular communication, from multiple geographical locations around the world ...
... Data collected by the PiiX device are automatically transmitted from the PiiX to the zLink using Bluetooth communication. The zLink, in turn, then automatically transmits the data to a secure, cloud-based application using cellular communication, from multiple geographical locations around the world ...
Understanding Heart Failure – The Basics
... pump. The right side of the heart pumps ‘used’ blood from the body to the lungs. In the lungs, your blood is loaded up with oxygen. The left side of the heart pumps ‘fresh’ blood full of oxygen from the lungs to the rest of the body. The left side of the heart is usually the larger than the right. T ...
... pump. The right side of the heart pumps ‘used’ blood from the body to the lungs. In the lungs, your blood is loaded up with oxygen. The left side of the heart pumps ‘fresh’ blood full of oxygen from the lungs to the rest of the body. The left side of the heart is usually the larger than the right. T ...
as a PDF
... control of fluid balance became a cornerstone for cardiac therapy. Antibiotics, from the beginning, have been used to ameliorate deleterious effects of infections causing and/or aggravating valvular diseases. With increasing insight in the complex pathophysiology of the cardiovascular system, both p ...
... control of fluid balance became a cornerstone for cardiac therapy. Antibiotics, from the beginning, have been used to ameliorate deleterious effects of infections causing and/or aggravating valvular diseases. With increasing insight in the complex pathophysiology of the cardiovascular system, both p ...
IX. Interpretation
... of RAA. Leads III and AVF are also used with this criteria. Left Atrial Abnormality (LAA) is also known as LAE and LAH (left atrial enlargement and left atrial hypertrophy). Another name for this abnormality is P mitrale. Here, the P-waves in Leads II, I, or L are prolonged to 120 msec or 0.12 sec o ...
... of RAA. Leads III and AVF are also used with this criteria. Left Atrial Abnormality (LAA) is also known as LAE and LAH (left atrial enlargement and left atrial hypertrophy). Another name for this abnormality is P mitrale. Here, the P-waves in Leads II, I, or L are prolonged to 120 msec or 0.12 sec o ...
Development of the atrioventricular junctional area in the human heart
... node’s part in all groups of hearts, which is consistent with our previous results [9]. This part was composed of cells which can form three groups around the a-v nodal artery. The prenodal zone, running into the consistency of the so-called internodal zone, directly joining both nodes, the sinoatri ...
... node’s part in all groups of hearts, which is consistent with our previous results [9]. This part was composed of cells which can form three groups around the a-v nodal artery. The prenodal zone, running into the consistency of the so-called internodal zone, directly joining both nodes, the sinoatri ...
Cardiac Pacemaker - Hospital Chronicles
... between If and pacemaker activity, it is to be expected that If inhibition, such as the one that can be achieved by f-channel block, can lead to slowing of cardiac rate. Several recently developed drugs able to specifically slow heart rate without substantial side-effects (the “heart rate-inhibiting ...
... between If and pacemaker activity, it is to be expected that If inhibition, such as the one that can be achieved by f-channel block, can lead to slowing of cardiac rate. Several recently developed drugs able to specifically slow heart rate without substantial side-effects (the “heart rate-inhibiting ...
Electrophysiological study mapping study.
... in which whole chamber is blue and electrical activation waves are seen in red, spreading throughout chamber as a loop(manually done in ENSITE) ...
... in which whole chamber is blue and electrical activation waves are seen in red, spreading throughout chamber as a loop(manually done in ENSITE) ...