Ventricular Fibrillation: eMedicine Emergency Medicine

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Ventricular Fibrillation: eMedicine Emergency Medicine

emedicine.medscape.com

Overview: Ventricular fibrillation (VF) begins as a quasiperiodic reentrant pattern of excitation in the ventricles with resulting poorly synchronized and inadequate myocardial contractions. The heart consequently immediately loses its ability to function as a pump. As the ...

View full resource at emedicine.medscape.com

Tags: Heart, Arrhythmia, Ventricular Fibrillation, Emergency, Emergency Medicine

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Most Recently Shared on February 7, 2011 at 5:00 am By:

MedscapeEM Medscape Emergency

Factors that affect the energy required for successful defibrillation: http://bit.ly/erSqKz

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Emergency Medicine Article | Ventricular Fibrillation

mdlinx.com — “Sustained Ventricular Fibrillation in an Alert Patient: Preserved Hemodynamics with a Left Ventricular Assist DeviceView full resource at mdlinx.com

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Most Recently Shared on September 3, 2011 at 10:38 pm By:

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Sustained Ventricular Fibrillation in an Alert Patient: Preserved Hemodynamics with a Left Ventricular Assis... http://t.co/VJJgBqX #ER

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Emergency Medicine Article | Cardiac Arrest

mdlinx.com — “The Impact of Increased Chest Compression Fraction on Return of Spontaneous Circulation for Out-of-Hospital Cardiac Arrest Patients not in Ventricular FibrillationView full resource at mdlinx.com

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Most Recently Shared on July 18, 2011 at 11:55 am By:

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The Impact of Increased Chest Compression Fraction on Return of Spontaneous Circulation for Out-of-Hospital ... http://bit.ly/r7f8bc #ER

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Emergency Medicine Article | cardiac arrest

mdlinx.com — “Reliability of the Cerebral Performance Category to classify neurological status among survivors of ventricular fibrillation arrest: a cohort studyView full resource at mdlinx.com

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Most Recently Shared on June 16, 2011 at 11:03 pm By:

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Reliability of the Cerebral Performance Category to classify neurological status among survivors of ventricu... http://bit.ly/mm7AsN #ER

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Emergency Medicine Article | Ventricular Fibrillation

mdlinx.com — “Myocardial Substrate in Secondary Ventricular Fibrillation: Insights from Quantitative Waveform MeasuresView full resource at mdlinx.com

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Most Recently Shared on June 2, 2011 at 8:57 am By:

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Myocardial Substrate in Secondary Ventricular Fibrillation: Insights from Quantitative Waveform Measures: Pr... http://bit.ly/lkx1zb #ER

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Emergency Medicine Article | Ventricular Fibrillation

mdlinx.com — “Heart rate reduction with ivabradine increases ischaemia-induced ventricular fibrillation threshold: Role of myocyte structure and myocardial perfusionView full resource at mdlinx.com

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Most Recently Shared on May 13, 2011 at 1:31 pm By:

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Heart rate reduction with ivabradine increases ischaemia-induced ventricular fibrillation threshold: Role of... http://bit.ly/m96OuN #ER

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Emergency Medicine

emedmag.com — “Emergency MedicineView full resource at emedmag.com

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Atrial fibrillation with rapid ventricular response: http://bit.ly/bbj6x2

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Emergency Medicine News & Articles - MDLinx - Ventricular Dysfunction on #MDlinx

mdlinx.com — “Emergency Medicine News & Articles - MDLinx - Ventricular Dysfunction on #MDlinxView full resource at mdlinx.com

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Asymptomatic Sustained Ventricular Fibrillation in a Patient With Left Ventricular Assist Device: Annal... http://bit.ly/9y1xHM #ER #mdlinx

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Sudden Cardiac Arrest Risks, Causes, Symptoms, Treatment, and Prevention Information on MedicineNet.com

medicinenet.com — “Learn about sudden cardiac arrest causes and risk factors such as drug abuse, abnormal heart rhythms, heart disease, smoking, ventricular fibrillation, high cholesterol, or previous heart attack (not inclusive). Treatment of sudden cardiac arrest is an emergency, and action must be taken immediately.View full resource at medicinenet.com

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Toxicity, Clonidine: eMedicine Emergency Medicine

emedicine.medscape.com — “Overview: Clonidine is a central alpha-agonist that is used as an antihypertensive agent. Other reported clinical uses include treatment of opiate and alcohol withdrawal and control of atrial fibrillation with a rapid ventricular rate. It is also ...View full resource at emedicine.medscape.com

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The anti-hypertensive drug clonidine, when misused, can cause serious health issues almost immediately. Learn more. http://bit.ly/c12gI3

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Automatic External Defibrillation: eMedicine Emergency Medicine

emedicine.medscape.com — “Overview: Kouwenhouven showed that electrical shocks applied to dogs within 30 seconds of an induced ventricular fibrillation (VF) could produce a 98% rate of resuscitation; however, those shocked after 2 minutes of ventricular fibrillation had only a 27% ...View full resource at emedicine.medscape.com

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Survival rates for patients with automatic external defibrillation (AED) is about 5 times that of CPR. More about AED. http://bit.ly/cgOMJa

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Ventricular Tachycardia: eMedicine Emergency Medicine

emedicine.medscape.com — “Overview: Ventricular tachycardia (VT) is a tachydysrhythmia originating from a ventricular ectopic focus, characterized by a rate typically greater than 120 beats per minute with wide QRS complexes. VT may be monomorphic (originating from a single focus ...View full resource at emedicine.medscape.com

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Ventricular tachycardia (VT) is usually a consequence of structural or ischemic heart disease. http://bit.ly/adZObt

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Wolff-Parkinson-White Syndrome: eMedicine Emergency Medicine

emedicine.medscape.com — “Overview: Preexcitation was defined by Durrer et al in 1970 with the following statement, Preexcitation exists, if in relation to atrial events, the whole or some part of the ventricular muscle is activated earlier by the impulse ...View full resource at emedicine.medscape.com

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Wolff-Parkinson-White syndrome affects approximately 0.15-0.2% of the general population. Learn more about the cause. http://bit.ly/dcw6aN

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emedicine.medscape.com — “Overview: Tetralogy of Fallot (TOF) is a complex of anatomic abnormalities arising from the maldevelopment of the right ventricular infundibulum. In 1888, Fallot described the anatomy as consisting of pulmonary artery stenosis, ventricular septal defect (VSD), deviation ...View full resource at emedicine.medscape.com

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Tetralogy of Fallot (TOF) is a complex of anatomic abnormalities arising from the maldevelopment of the heart. http://bit.ly/ag8tZp

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emedicine.medscape.com — “Overview: Myocarditis is clinical syndrome characterized by inflammation of myocytes resulting from infectious, toxic, and autoimmune etiologies. Ongoing viral infection, myocardial destruction, and adverse remodeling can lead to persistent ventricular dysfunction and dilated cardiomyopathy.Myocarditis is an elusive ...View full resource at emedicine.medscape.com

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Most Recently Shared on April 23, 2010 at 3:57 am By:

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Myocarditis is defined as inflammatory changes in the heart muscle. Learn more about myocarditis. http://bit.ly/aAWpu5

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