Electrocardiogram of the humpback whale (Megaptera
... Possible explanations for the observations presented here, and previous data demonstrating the constancy of AV transmissiontimes in species of widelydifferingsize, include the concept that the AV node does not “conduct” in the classic sense (23). Alternative electrophysiologic mechanisms may be invo ...
... Possible explanations for the observations presented here, and previous data demonstrating the constancy of AV transmissiontimes in species of widelydifferingsize, include the concept that the AV node does not “conduct” in the classic sense (23). Alternative electrophysiologic mechanisms may be invo ...
Emergency Medical Training Services
... List the three primary pacemakers in the heart and their intrinsic rates. ...
... List the three primary pacemakers in the heart and their intrinsic rates. ...
The conduction system • In today`s lecture we will discuss the
... The difference between these parts is their ability to produce impulses at different rates: 1. SA node: is able to produce intrinsic impulses at the rate of 60-80 impulse/min up to 100. 2. AV node: is able to produce intrinsic impulses at the rate of 40-60 impulse/min. 3. Purkinje fibers: (the las ...
... The difference between these parts is their ability to produce impulses at different rates: 1. SA node: is able to produce intrinsic impulses at the rate of 60-80 impulse/min up to 100. 2. AV node: is able to produce intrinsic impulses at the rate of 40-60 impulse/min. 3. Purkinje fibers: (the las ...
ECG based workshop: Faces of Atrial Fibrillation
... Digoxin is considered a 2nd-line agent because although some published cohort, retrospective, and subgroup studies show no harm, there are others that ...
... Digoxin is considered a 2nd-line agent because although some published cohort, retrospective, and subgroup studies show no harm, there are others that ...
(AF) patient information - Atrial Fibrillation Association
... fibrillating and not beating in a co-ordinated way. As a result, the blood in the atria can become stagnant and then does not flow through the heart smoothly. This causes blood cells to stick together and form a clot (an embolism) which can travel to the brain and result in a stroke. Having an uncontr ...
... fibrillating and not beating in a co-ordinated way. As a result, the blood in the atria can become stagnant and then does not flow through the heart smoothly. This causes blood cells to stick together and form a clot (an embolism) which can travel to the brain and result in a stroke. Having an uncontr ...
PDF - Circulation: Heart Failure
... 63-year-old white man with a 6-month history of progressive exertional dyspnea was referred for evaluation. In 1997, he presented an episode of unconsciousness as first symptom of a cardiac disease. In 2003, arterial hypertension, as well as atrioventricular block Mobitz type I, was diagnosed. A wor ...
... 63-year-old white man with a 6-month history of progressive exertional dyspnea was referred for evaluation. In 1997, he presented an episode of unconsciousness as first symptom of a cardiac disease. In 2003, arterial hypertension, as well as atrioventricular block Mobitz type I, was diagnosed. A wor ...
4.8. Undesirable effects
... monitored during the entire infusion period and thereafter for a minimum of 4 hours after the infusion has been stopped. In those cases where the QTc interval has not returned to baseline, the cardiac rhythm should be supervised for more than 4 hours. Longer monitoring may be required if proarrhythm ...
... monitored during the entire infusion period and thereafter for a minimum of 4 hours after the infusion has been stopped. In those cases where the QTc interval has not returned to baseline, the cardiac rhythm should be supervised for more than 4 hours. Longer monitoring may be required if proarrhythm ...
Heart Disease - faculty at Chemeketa
... A common symptom of CAD is angina. If CAD causes heart failure, then you will likely see the patient short of breath. Some patients that have CAD have no signs or symptoms. MI’s usually are a result of a sudden occlusion of a coronary artery, from plaque breaking free. CAD can lead to angi ...
... A common symptom of CAD is angina. If CAD causes heart failure, then you will likely see the patient short of breath. Some patients that have CAD have no signs or symptoms. MI’s usually are a result of a sudden occlusion of a coronary artery, from plaque breaking free. CAD can lead to angi ...
Catecholaminergic Polymorphic Ventricular Tachycardia
... Classically (but not uniformly) at a threshold heart rate above 100-120 beats per minute, isolated premature ventricular contractions become manifest followed by short runs of non-sustained VT. ...
... Classically (but not uniformly) at a threshold heart rate above 100-120 beats per minute, isolated premature ventricular contractions become manifest followed by short runs of non-sustained VT. ...
Patient Guide to Supraventricular Tachycardia
... • Bearing down, like when having a bowel movement (also to increase the pressure in your chest) • Standing on your head for 1 to 2 minutes. • Placing cold ice water on a washcloth and placing the washcloth over your face for 5 to 10 seconds. If vagal maneuvers do not slow down your heart back t ...
... • Bearing down, like when having a bowel movement (also to increase the pressure in your chest) • Standing on your head for 1 to 2 minutes. • Placing cold ice water on a washcloth and placing the washcloth over your face for 5 to 10 seconds. If vagal maneuvers do not slow down your heart back t ...
A Patient`s Guide to Living with Atrial Fibrillation
... more than 65 grams for women and 90 grams for men. A low fat diet helps lower blood cholesterol levels. Your doctor may also ask you to take drugs that lower cholesterol. Use Canada’s Food Guide to Healthy Eating to help you plan healthy meals. Some tips for healthy eating are: • Eat more whole grai ...
... more than 65 grams for women and 90 grams for men. A low fat diet helps lower blood cholesterol levels. Your doctor may also ask you to take drugs that lower cholesterol. Use Canada’s Food Guide to Healthy Eating to help you plan healthy meals. Some tips for healthy eating are: • Eat more whole grai ...
The Cardiovascular System - Bishop Allen Academy Health and
... – Irregular heart beat Arrhythmia may cause your heart to beat too slowly (bradycardia, less than 60 beats per minute) or too quickly (tachycardia, more than 100 beats per minute), or cause uncoordinated contractions (fibrillation). Arrhythmia ...
... – Irregular heart beat Arrhythmia may cause your heart to beat too slowly (bradycardia, less than 60 beats per minute) or too quickly (tachycardia, more than 100 beats per minute), or cause uncoordinated contractions (fibrillation). Arrhythmia ...
Atrial Fibrillation: The heart of the matter
... AF affects more and more people each year The risk of AF tends to increase as people age. And since life expectancy for Canadians is on the rise, so too is the likelihood of more people developing AF. In Canada, AF affects about 3% of people over the age of 45 and 6% of people over 65. There are app ...
... AF affects more and more people each year The risk of AF tends to increase as people age. And since life expectancy for Canadians is on the rise, so too is the likelihood of more people developing AF. In Canada, AF affects about 3% of people over the age of 45 and 6% of people over 65. There are app ...
Electrocardiogram
... • QRS complexes are not preceded by normal P waves, because the impulse originate below the SA node • Can cause a missed P wave, inverted or in the QRS ...
... • QRS complexes are not preceded by normal P waves, because the impulse originate below the SA node • Can cause a missed P wave, inverted or in the QRS ...
BiVentricular Pacing
... The idea behind CRT is simple: Restoration of the normal coordinated pumping action of the ventricles by overcoming the delay in electrical conduction caused by bundle branch block (also called resynchronization). This is accomplished by means of a unique type of cardiac pacemaker. Common pacemakers ...
... The idea behind CRT is simple: Restoration of the normal coordinated pumping action of the ventricles by overcoming the delay in electrical conduction caused by bundle branch block (also called resynchronization). This is accomplished by means of a unique type of cardiac pacemaker. Common pacemakers ...
Heart sounds
... of stethoscope at the apex. S4 is heard in conditions associated with left ventricular hypertrophy such as hypertension and aortic stenosis. ...
... of stethoscope at the apex. S4 is heard in conditions associated with left ventricular hypertrophy such as hypertension and aortic stenosis. ...
Vertebral scale system to measure heart size in radiographs
... Department of Clinical Studies, School of Veterinary Medicine, University of Pennsylvania, Philadelphia, USA. [email protected] ...
... Department of Clinical Studies, School of Veterinary Medicine, University of Pennsylvania, Philadelphia, USA. [email protected] ...
ggc heart mcn guidelines for the management of atrial fibrillation
... New anticoagulants, e.g. dabigatran, should only be considered in patients at high risk of stroke who are poorly controlled on warfarin (TTR< 60%), despite good compliance. Glasgow and Clyde Anticoagulation service will identify these patients and ask the GP to consider one of the new anti-coagulant ...
... New anticoagulants, e.g. dabigatran, should only be considered in patients at high risk of stroke who are poorly controlled on warfarin (TTR< 60%), despite good compliance. Glasgow and Clyde Anticoagulation service will identify these patients and ask the GP to consider one of the new anti-coagulant ...
Information about your heart murmur
... surgery. Not every patient who has an ECHO will have an increased anaesthetic risk as they may have no significant disease or a mild abnormality which is not affecting heart function. For those patients who do have significant cardiac disease there are different anaesthetic options depending upon th ...
... surgery. Not every patient who has an ECHO will have an increased anaesthetic risk as they may have no significant disease or a mild abnormality which is not affecting heart function. For those patients who do have significant cardiac disease there are different anaesthetic options depending upon th ...
Cardioversion Patient Information Booklet
... are often less than the risks of continuing in atrial fibrillation or AF. The risks will be discussed in more detail with you prior to signing your consent form and are: ...
... are often less than the risks of continuing in atrial fibrillation or AF. The risks will be discussed in more detail with you prior to signing your consent form and are: ...
Morning Report 7/31/07
... Amyloidosis, sarcoidosis, multiple myeloma, hemachromatosis, Wilson’s disease ...
... Amyloidosis, sarcoidosis, multiple myeloma, hemachromatosis, Wilson’s disease ...
patient information - AF Ablation Clinic
... Atrial Flutter is an abnormal heart rhythm within the upper pumping chambers of the heart (left and right atria) and falls into the category of supra ventricular tachycardia (fast rhythms in the upper chambers of the heart). This rhythm may occur in individuals with or without other forms of cardiov ...
... Atrial Flutter is an abnormal heart rhythm within the upper pumping chambers of the heart (left and right atria) and falls into the category of supra ventricular tachycardia (fast rhythms in the upper chambers of the heart). This rhythm may occur in individuals with or without other forms of cardiov ...
clinical letter - Pocono Medical Center
... Hypertrophic Cardiomyopathy #HCM$ is a disease characterized by hypertrophy, the thickening of the left ventricular myocardium #heart muscle$. This thickening can be obstructive and impede the normal flow of blood from the heart. Characteristically, patients with this disorder have supranormal systo ...
... Hypertrophic Cardiomyopathy #HCM$ is a disease characterized by hypertrophy, the thickening of the left ventricular myocardium #heart muscle$. This thickening can be obstructive and impede the normal flow of blood from the heart. Characteristically, patients with this disorder have supranormal systo ...
COTM0114 - California Tumor Tissue Registry
... Microscopically, CR are characterized by nodules of round or polygonal clear cells that are much larger than myocardiocytes and swollen with glycogen-rich vacuoles. Nuclei are small and centrally located and have delicate connections to the perimeter of the cell comprised of eosinophilic wisps of cy ...
... Microscopically, CR are characterized by nodules of round or polygonal clear cells that are much larger than myocardiocytes and swollen with glycogen-rich vacuoles. Nuclei are small and centrally located and have delicate connections to the perimeter of the cell comprised of eosinophilic wisps of cy ...