Document
... Preductal coarctation: (Proximal to ductus arteriosus) • Manifests early in life and may be rapidly fatal. • Survival depends on the ability of the ductus arteriosus to sustain blood flow to the distal aorta and lower body adequately. • Even then, there tends to be lower body cyanosis, where as ...
... Preductal coarctation: (Proximal to ductus arteriosus) • Manifests early in life and may be rapidly fatal. • Survival depends on the ability of the ductus arteriosus to sustain blood flow to the distal aorta and lower body adequately. • Even then, there tends to be lower body cyanosis, where as ...
atrial fibrillation
... 1.1. Atrial fibrillation (AF) is a condition of disorganised electrical conduction in the atria, resulting in ineffective atrial pumping action and irregular contractions of the ventricles with loss of cardiac efficiency. 1.2. AF is the commonest sustained cardiac arrhythmia.1 1.3. Recent guidelines ...
... 1.1. Atrial fibrillation (AF) is a condition of disorganised electrical conduction in the atria, resulting in ineffective atrial pumping action and irregular contractions of the ventricles with loss of cardiac efficiency. 1.2. AF is the commonest sustained cardiac arrhythmia.1 1.3. Recent guidelines ...
rubidium-82 rest-stress myocardial perfusion protocol - Image-HF
... response. Another dose of 0.2 to 0.4 mg can be repeated at 1 minute to a maximum dose of 1 mg. (we start at 0.2 mg up to 0.6 mg of Atropine depending on patient response). 3) Stress Acquisition Scan: • Inject radiotracer at peak heart rate. • Follow Rubidium/Ammonia imaging protocol. • Stop Dobutam ...
... response. Another dose of 0.2 to 0.4 mg can be repeated at 1 minute to a maximum dose of 1 mg. (we start at 0.2 mg up to 0.6 mg of Atropine depending on patient response). 3) Stress Acquisition Scan: • Inject radiotracer at peak heart rate. • Follow Rubidium/Ammonia imaging protocol. • Stop Dobutam ...
Figure 1 - Cardiac Mechanics Research Group
... conduction velocity by approximately 10%. The heterogeneous distribution of conduction velocity observed in the vinculin deficient hearts provides a proarrhythmic substrate. Altered mechanical load within the diseased epicardium may also contribute to arrhythmogenesis as increased load alters action ...
... conduction velocity by approximately 10%. The heterogeneous distribution of conduction velocity observed in the vinculin deficient hearts provides a proarrhythmic substrate. Altered mechanical load within the diseased epicardium may also contribute to arrhythmogenesis as increased load alters action ...
Tei Index as a Method of Evaluating Left Ventricular Diastolic
... congestive heart failure from predominant LV diastolic dysfunction. In contrast to the early phase, the above limitation seems to disappear in the hyper-acute5 and chronic6,19 phases of myocardial infarction. In any case, the behaviour of the index in relation to the standard forms of LV dysfunction ...
... congestive heart failure from predominant LV diastolic dysfunction. In contrast to the early phase, the above limitation seems to disappear in the hyper-acute5 and chronic6,19 phases of myocardial infarction. In any case, the behaviour of the index in relation to the standard forms of LV dysfunction ...
Editorial to PBMB_2016_7_Hondeghem-Final
... Reliable preclinical safety testing of new compounds in general, and assessment of potential pro-arrhythmic properties in particular, are of the utmost importance yet loaded with challenges. To date no single electrical surrogate parameter in patients, and no single cellular, tissue or whole animal ...
... Reliable preclinical safety testing of new compounds in general, and assessment of potential pro-arrhythmic properties in particular, are of the utmost importance yet loaded with challenges. To date no single electrical surrogate parameter in patients, and no single cellular, tissue or whole animal ...
Torsades de pointes( TdP )
... Rare variety of ventricular tachycardia A polymorphic ventricular tachycardia with twisting of the QRS complex around the isoelectric baseline usually terminates spontaneously Fall in arterial blood pressure → syncope ...
... Rare variety of ventricular tachycardia A polymorphic ventricular tachycardia with twisting of the QRS complex around the isoelectric baseline usually terminates spontaneously Fall in arterial blood pressure → syncope ...
Anastomosis in Pulmonary Atresia with Intact Ventricular Septum
... patients with cyanotic congenital heart disease and duct-dependent pulmonary blood flow is technically feasible and provides an effective alternative to surgical systemic-to-pulmonary artery shunts. In RV-dependent coronary circulation oxygen delivery to the myocardium more or less depends on the RV ...
... patients with cyanotic congenital heart disease and duct-dependent pulmonary blood flow is technically feasible and provides an effective alternative to surgical systemic-to-pulmonary artery shunts. In RV-dependent coronary circulation oxygen delivery to the myocardium more or less depends on the RV ...
Current Status of Primary Prevention of Sudden Cardiac Death With
... Prevalence of FAE in Patients Meeting the JCS Criteria The importance of prophylactic ICD implantation for symptomatic HFrEF has been established based on the previous clinical ...
... Prevalence of FAE in Patients Meeting the JCS Criteria The importance of prophylactic ICD implantation for symptomatic HFrEF has been established based on the previous clinical ...
Heart sounds and murmurs
... The papillary muscles will not close the valves, they will maintain the closure of the valves. The importance of chordea tendinei attached to the papillary muscles is because during ventricular contraction the ventricle size decreases and the papillary muscle must contract to shorten the chordea ...
... The papillary muscles will not close the valves, they will maintain the closure of the valves. The importance of chordea tendinei attached to the papillary muscles is because during ventricular contraction the ventricle size decreases and the papillary muscle must contract to shorten the chordea ...
Transport (Heart dis..
... Distinguish between the dorsal & ventral sides of the heart. Note that the thin-walled veins arise from the dorsal side while the thick-walled pulmonary artery arises from the ventral side. Place the heart with the ventral side upwards (facing you). Identify the atria, ventricles & the major blood v ...
... Distinguish between the dorsal & ventral sides of the heart. Note that the thin-walled veins arise from the dorsal side while the thick-walled pulmonary artery arises from the ventral side. Place the heart with the ventral side upwards (facing you). Identify the atria, ventricles & the major blood v ...
Cardiovascular System Test - YISS-Anatomy2010-11
... ______20. Which of the following blood cells assist in clotting wounds? a. neutrophils b. red blood cells c. platelets d. white blood cells ______21. What is the liquid portion of the blood called? a. blood water b. whole blood c. fractionated blood d. plasma ______22. What molecule in the blood ca ...
... ______20. Which of the following blood cells assist in clotting wounds? a. neutrophils b. red blood cells c. platelets d. white blood cells ______21. What is the liquid portion of the blood called? a. blood water b. whole blood c. fractionated blood d. plasma ______22. What molecule in the blood ca ...
Age-related changes in cardiac structure and function in Fischer 344
... have been raised whether this specific strain is appropriate for all gerontological studies because of its overuse and some severe age-related pathologies (53). The National Institute on Aging and the National Center for Toxicological Research responded to these concerns and found that, among others ...
... have been raised whether this specific strain is appropriate for all gerontological studies because of its overuse and some severe age-related pathologies (53). The National Institute on Aging and the National Center for Toxicological Research responded to these concerns and found that, among others ...
Evia HF (-T): the world`s first magnetic resonance approved pace
... The use of MRI for diagnostic purposes has dramatically increased in many clinical applications. The technique makes use of intense static magnetic fields and is based on absorption and emission of nonionizing radiations in the radio wave frequency range. The main strengths of magnetic resonance (MR ...
... The use of MRI for diagnostic purposes has dramatically increased in many clinical applications. The technique makes use of intense static magnetic fields and is based on absorption and emission of nonionizing radiations in the radio wave frequency range. The main strengths of magnetic resonance (MR ...
Major bleeding with vitamin K antagonist anticoagulants in pulmonary hypertension
... make any recommendation on their use in their guidelines [6]. The American College of Chest Physicians guidelines support the use of VKAs in IPAH patients, and advise consideration of their use in CTD-PAH patients, especially when patients have an indwelling catheter for long-term prostanoid treatme ...
... make any recommendation on their use in their guidelines [6]. The American College of Chest Physicians guidelines support the use of VKAs in IPAH patients, and advise consideration of their use in CTD-PAH patients, especially when patients have an indwelling catheter for long-term prostanoid treatme ...
Chapter 19 Lecture Outline
... between atria and ventricles – Right AV valve has three cusps (tricuspid valve) – Left AV valve has two cusps (mitral valve, formerly ...
... between atria and ventricles – Right AV valve has three cusps (tricuspid valve) – Left AV valve has two cusps (mitral valve, formerly ...
Changes in heart rate during obstructive sleep apnoea
... In spite of its use as a diagnostic aid (I, 2], the changes in heart rate during obstructive apnoea are not well understood. Several factors such as hypercapnia [11] and lung volume [12] may influence heart rate. Negative intrathoracic pressure during apnoea causes an increase in venous filling, whi ...
... In spite of its use as a diagnostic aid (I, 2], the changes in heart rate during obstructive apnoea are not well understood. Several factors such as hypercapnia [11] and lung volume [12] may influence heart rate. Negative intrathoracic pressure during apnoea causes an increase in venous filling, whi ...
Abridged version of the expert consensus document on arterial
... pulse to obtain the pulse transit time. The initial part of the pressure waveform is used as a reference point. It ...
... pulse to obtain the pulse transit time. The initial part of the pressure waveform is used as a reference point. It ...
Pediatric Dysrhythmias Board Review
... PVC’s evaluation 12 lead EKG, Echocardiogram Perhaps Holter monitoring Brief exercise in office to see if ectopy suppressed or more frequent Multifocal or paired PVC’s more worrisome Medications usually not needed Advise patients to avoid caffeine and other stimulants ...
... PVC’s evaluation 12 lead EKG, Echocardiogram Perhaps Holter monitoring Brief exercise in office to see if ectopy suppressed or more frequent Multifocal or paired PVC’s more worrisome Medications usually not needed Advise patients to avoid caffeine and other stimulants ...
The Circulatory System
... • Carries carbon dioxide and other wastes away from the cells • Sometimes the blood carries substances made in one part of the body to another part of the body where they are needed ...
... • Carries carbon dioxide and other wastes away from the cells • Sometimes the blood carries substances made in one part of the body to another part of the body where they are needed ...