Heartbeat

Irregular Heartbeat Tied to Alzheimer's Disease

Atrial fibrillation raised risk for dementia, study shows FRIDAY, May 15 (HealthDay News) -- The abnormal heartbeat called atrial fibrillation is associated with later development of Alzheimer's disease, a large-scale study finds. There are three possible explanations for the relati...

Irregular Heartbeat During Angioplasty Could Raise Death Risk

It tripled the 3-month odds among heart attack patients, study found TUESDAY, May 5 (HealthDay News) -- People treated for heart attack who experience abnormal heart rhythms during artery-opening procedures such as angioplasty may be at increased risk of death, a new study suggests. ...

Abnormal Heartbeat After Bypass a Bad Sign

Atrial fibrillation ups long-term risk of dying, researchers report FRIDAY, April 24 (HealthDay News) -- People who develop the heartbeat abnormality called atrial fibrillation after heart bypass surgery are at increased long-term risk of dying, a new study finds. The report sounds ...

New Drug Shows Promise Against Heartbeat Abnormality

Dronedarone reduced strokes, heart attacks in those with atrial fibrillation WEDNESDAY, Feb. 11 (HealthDay News) -- A new drug for a common heartbeat abnormality produced promising results in its latest trial. The drug, dronedarone, is being tested for atrial fibrillation, which aff...

Most Patients With Irregular Heartbeat Take Inadequate Blood Thinner Dose

Warfarin could cut stroke risk by 67%, but patients and doctors say drug is hard to manage THURSDAY, Aug. 28 (HealthDay News) -- Only 40 percent of patients with atrial fibrillation, a known risk factor for stroke, who did suffer a stroke were taking the anti-clotting drug warfarin, a ...

Atrial Fibrillation Screening Can Identify Irregular Heartbeat That Leads to Stroke

Preventive screenings available through Life Line Screening CLEVELAND, Nov. 27 /PRNewswire/ -- A simple screening can identify atrial fibrillation, such as that discovered yesterday in Vice-President Dick Cheney, and can do so even if the person is unaware of the presence of this irregul...

Blood Pressure, Heartbeat Problems Aggravate Alzheimer's

Treating vascular conditions might lessen memory loss, study suggests TUESDAY, Nov. 6 (HealthDay News) -- Alzheimer's disease may progress faster in patients with high blood pressure or a type of irregular heartbeat called atrial fibrillation, a new study found. "The main point of t...

MIT: New system monitors fetal heartbeat

CAMBRIDGE, Mass.--Tiny fluctuations in a fetus's heartbeat can indicate distress, but currently there is no way to detect such subtle variations except during labor, when it could be too late to prevent serious or even fatal complications. Now, a new system developed by an MIT scientist and co...

Blood Pressure Drug May Not Ease Irregular Heartbeat

Despite earlier promise, valsartan fails to deliver against atrial fibrillation, researchers say WEDNESDAY, April 15 (HealthDay News) -- The blood pressure drug valsartan may not prevent episodes of a dangerous abnormal heart rhythm called atrial fibrillation, an Italian study finds. ...

Decisions under pressure: it's all in the heartbeat

A person's heart rate can reveal a lot about how they make decisions when feeling stressed, a Queensland University of Technology academic says. Economics Associate Professor Uwe Dulleck, from the QUT Business Faculty, said stress in the workplace wasn't necessarily a bad thing, because it was,...

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Heartbeat in Medical Technology

New AHRQ Study Finds Mixed Evidence on Use of Radiofrequency Catheter Ablation for Treating Atrial Fibrillation

...cedure called radiofrequency catheter ablation to treat a type of irregular heartbeat known as atrial fibrillation. The new comparative effectiveness report foun...going forward." Atrial fibrillation, the most common type of irregular heartbeat in adults, affects more than 2.2 million Americans, putting them at risk fo...

New Phase II Data Show Safety of Once-Daily Oral Factor Xa Inhibitor, DU-176b, Comparable to Warfarin in Patients With Non-Valvular Atrial Fibrillation

...es in the rates of secondary efficacy endpoints across treatment groups. About Atrial Fibrillation Atrial fibrillation is an irregular heartbeat caused when the upper chambers of the heart (the atria) beat inconsistently and rapidly. When this happens, blood can become stagnant near the walls ...

Daiichi Sankyo Initiates Phase III Trial of Its Investigational Factor Xa Inhibitor, DU-176b, in Patients With Atrial Fibrillation

...o be another successful treatment in our cardiovascular portfolio." About Atrial Fibrillation Atrial fibrillation (AF) is an irregular heartbeat caused when the upper chambers of the heart (the atria) beat inconsistently and rapidly. When this happens, blood can become stagnant near the walls ...

FDA Grants Pediatric Exclusivity for TOPAMAX(R), Extending the Marketing Exclusivity by Six Months

...the acidity of the blood (metabolic acidosis). Symptoms could include hyperventilation (rapid, deep breathing), tiredness, loss of appetite, irregular heartbeat or changes in the level of alertness. Call your doctor immediately if you get these symptoms. Your doctor may want to do simple blood tests. Chronic, ...

Bioheart Reports Promising Results From SDF-1 Modified MyoCell(R) Therapy in Heart Failure Study

...cipated, the control arm worsened in the same period. Ejection fraction is the percentage of blood pumped out of the heart's left ventricle with every heartbeat into the body's vasculature. A higher percent ejection fraction means more efficient heart function. "The study data suggest that SDF-1 modified myo...

FDA Approves Lilly's Osteoporosis Drug EVISTA(R) (raloxifene HCl) to Reduce The Risk of Invasive Breast Cancer in Two Populations of Postmenopausal Women

...cant risk factors for stroke, such as a mini-stroke (TIA/transient ischemic attack), hypertension, history of cigarette smoking or a type of irregular heartbeat (atrial fibrillation), you should discuss with your healthcare professional the risks versus benefits of taking EVISTA. If you have kidney or liver p...

Heartbeat in Medical Products

Advanced Digital Upper Arm Blood Pressure Monitor with Irregular Heartbeat Detection

Description: This advanced digital monitor detects the appearance of an irregular heartbeat during measurement and gives a warning signal with your reading. An irregular heartbeat may cause or indicate cardiovascular disease....
Company:Microlife USA, Inc.

External CounterPulsation (ECP) Centers

Description:... patients legs are compressed in sequence, progressing from the calves upward. Each wave of pressure is electronically synchronized with the patients heartbeat via a microprocessor-interpreted ECG signal, so that the increased blood flow is delivered to the heart at the precise moment of diastole. The result ...
Company:MedCath Corporation

Ocular Blood Flow Analyzer (BFA)

Description:...ures Ocular Blood Flow (OBF). Ocular pressure rises and falls with each heartbeat. This pressure waveform is created when the bolus of blood from each heartbeat passes through the ocular choroid. The systolic increase and diastolic decrease in intraocular pressure caused by the pulsatile ocular blood flow is a...
Company:Paradigm Medical Industries, Inc.

EnSite Array™ Catheter

Features:...ained and complex arrhythmia circuits Quickly correlates patient-specific anatomy with activation maps Can create a map of an arrhythmia with a single heartbeat of information May significantly lower procedure time and use of fluoroscopy Displays catheter movement in real-time Features a Dynamic Substrate Mapp...
Company:St. Jude Medical, Inc.

Vivid 7 Dimension

Features:...the heart's structure and function 4D Tissue Synchronization Imaging (TSI) a dynamic 4D parametric imaging model of dyssynchrony from a single heartbeat to better understands and communicates a patients heart condition. Additional reporting format of a "bull's eye report" to communicate dyssynchrony in...
Company:GE Healthcare, CV Ultrasound

Heartbeat in Medical Dictionary

Rapid heartbeat

Heart Rhythm Society The leading authority on arrhythmia, pacemaker, electrophysiology, sudden death, ... In AF, or A Fib, the heartbeat is irregular and rapid . ... Rapid Heartbeat . E. ach heart has it own normal. rhythm brought about by the ... heartbeat is irregular and rapid . T...

Ectopic heartbeat

Ectopic heartbeat is an irregularity of the heart rate and heart rhythm ... Most ectopic heartbeats do not require treatment. ... Ectopic heartbeat is an irregularity of the heart rate and heart rhythm involving extra or skipped heartbeats . ... Ectopic heartbeat Health...

Ventricular tachycardia

...achycardia - All Information, Ventricular tachycardia (VT) is a rapid heartbeat that ... treatment of ventricular tachycardia may require the ... Ventricular tachycardia (VT) is a rapid heartbeat that starts in the ventricles. ... If the heart rate during a ventricul...

Tachycardia

...difficult clinical problem for the physician. ... Surface ECG criteria for ventricular tachycardia include the following: ... Tachycardia is a heartbeat that's too fast. ... Watch an animation of atrial tachycardia . Sinus tachycardia is a heart rate that's faster than normal but the ... Answe...

Racing heart

...bout heart palpitations, with common causes, ... heartbeat sensations; Irregular heartbeat; Palpitations; He...eart palpitations - Overview, Palpitations are heartbeat sensations that feel like your heart is poundin...racing , pounding, or fluttering? ... ... are heartbeat sensations that feel like your heart is poundin...

Palpitations

...other symptoms do you have when you get palpitations ? ... When you're heartbeat feels unusually strong, or odd, it's known as a palpitation. ... Most peopl...r unknown reasons in people with no evidence of ... Palpitations are heartbeat sensations that feel like your heart is pounding or racing. ... Known h...

Pacemaker

... Normal results Resources Pacemakers Definition A pacemaker is a Pacemaker — Overview covers risks, results of the procedure to install this heartbeat regulating device. ... A pacemaker is a small device, about the size of a ... Answers to your questions about pacemaker and more! ... Pacemak...

Low blood pressure

...care options, and more. Information about low blood pressure or hypotension which occurs when the blood pressure during and after each heartbeat is much lower than usual. There are many potential causes of low blood pressure . ... Many things can make your blood pressure too low...

Heartbeat sensations

...t palpitations, with common ... Palpitations are heartbeat sensations that feel like your heart is pounding or racing. ... heartbeat sensations . • H • Mar 19 05. Alternative names ... Palpitations are heartbeat sensations that feel like pounding or racing. ....

Heart block

...ck . A heart block occurs when the electrical current is delayed as it ... types of heart block : ... In second-degree heart block , the heartbeat may be slow, ... ...

Heartbeat in Biological News

New defibrillator signals doctor of patient's irregular heartbeat or device malfunction

Loyola first in U.S. to implant new FDA-approved device In a major advance for heart patients, Loyola University Health System is the first hospital in the U.S. to implant into a patient a new FDA-approved defibrillator which automatically signals the doctor via wireless satellite transmission i...

Holding breath for several minutes elevates marker for brain damage

... to increase their lung capacity while learning crucial safety measures. Breath-hold diving often leads to hypoxia, elevated blood pressure, slowed heartbeat and other physiological changes. However, whether the sport causes any long-term damage to the brain has remained a point of contention. Studies have ...

Chemical found in medical devices impairs heart function

...at got only salt solution pumped approximately 200 microliters of blood per heartbeat and had an average heart rate of 358 beats per minute, while rats injected with cyclohexanone pumped only about 150 microliters of blood per heartbeat with an average heart rate of 287 beats per minute. In addition to pum...

Researchers examine developing hearts in chickens to find solutions for human heart abnormalities

...earts, a University of Missouri researcher has identified certain proteins within the heart muscle that play an important regulatory role in embryonic heartbeat control. Understanding these components and how they interact will give researchers a better understanding of heart development and abnormalities in h...

Rare disease provides clues about enzyme role in arrhythmias

...d a new cellular model, could help with developing treatments for irregular heartbeat in people with this syndrome as well as in the general population. There al...ain way for calcium to enter heart cells. Calcium is needed to trigger each heartbeat and to help regulate cell survival, metabolism and gene transcription. In T...

UBC researcher reveals humpback whales' dining habits -- and costs

... mammals are known for their extraordinarily long dive times. Elephant seals, for example, can stay underwater for an hour at a time by lowering their heartbeat and storing large amounts of oxygen in their muscles. "Weighing up to 40 tons, humpback whales and their close relatives have relatively short dive...

New cardiology research presented at CHEST 2008

... #7710 IRREGULAR heartbeat MAY DEVELOP AFTER LUNG TRANSPLANTATION (Tuesday, October 28, 10:30 AM EST) Patients receiving donated lungs may develop arrhythmias, including atr...

World's biggest heart model simulated at Université de Montréal

...to use the entire SGI Altix system and its1.2TB of shared memory to solve the largest, most detailed heart model ever. Two weeks to simulate full heartbeat The researchers simulated five milliseconds of activation in a tissue block that included some properties of a real heart, such as fibre running in ...

Slowing the racing heart

...ell -- beats faster or slower to induce a rhythmic heartbeat that varies to increase or decrease the blood flow...ker control are common in heart diseases. When the heartbeat becomes non-rhythmic and chaotic, it can result in...iously unknown molecular mechanism for slowing the heartbeat may offer new avenues of diagnosis, drug design an...

A new study of living cells could revolutionize the way we test drugs

...It added up to an electrical current of just 10 moving electrons. It has given the team confidence that equipment sensitive enough to measure a cell’s heartbeat can be developed. "We already have some ideas about how to improve the sensitivity of the detector in water and next time we will also use a more...

Heartbeat in Biological Technology

Boston Scientific to Donate Cardiac Rhythm Management Devices to Heartbeat International for Implantation in Needy Patients

NATICK, Mass., May 13 /PRNewswire-FirstCall/ -- Boston Scientific Corporation (NYSE: BSX ) today announced that it has agreed to donate Cardiac Rhythm Management (CRM) devices, including pacemakers, implantable cardioverter defibrillators and cardiac resynchronization therapy devices to Heartbea...

Atrial Fibrillation Month - StopAfib.org Announces September Focus on Life-Threatening Irregular Heartbeat

DALLAS, Sept. 2 /PRNewswire/ -- StopAfib.org, at http://www.StopAfib.org, announces that September is Atrial Fibrillation Month to raise awareness of this life-threatening irregular heartbeat, commonly called afib or AF. Once considered benign, this common cardiac arrhythmia can often lead...

FDA Approves Ranexa(R) for First Line Anti Anginal Use and Adds New Claims for Reduction of Ventricular Arrhythmias, Bradycardia, New Atrial Fibrillation and HbA1c

... information showing that Ranexa reduced arrhythmias including ventricular arrhythmias, new onset atrial fibrillation and a potentially dangerous slow heartbeat known as bradycardia in patients with coronary artery disease. In addition, the new labeling states that Ranexa reduces hemoglobin A1c (HbA1c) in pati...

Osteoporosis Drugs Increase Risk for Heart Problems

... Irregular heartbeat Is Side Effect of Common Osteoporosis Medications PHILADELPHIA, Oct. 27 /PRNewswire/ -- People who take bisphosphonates for osteoporosis may be at r...

Truman Medical Centers Becomes One of the First Hospitals in the U.S. To Install the World's First Adaptive 128-slice CT Scanner

...or assessment of vascular pathways throughout the body, including the coronary arteries. With speed of the scanner being faster than the average human heartbeat it will be able to accurately visual the heart vessels allowing for a safer, more precise scan. The relatively compact design of the system and smal...

Biotech Survives Market Turbulence in November

...inical trial for testing the leukemia treatment MK-0457. One patient was observed with a QTc prolongation, a heart condition that results in irregular heartbeat and could result in a heart attack. Biotech Industry's Market Cap The biotech industry's market cap dropped 1.2% in November to close at $484 bi...

Why are new drugs failing?

...n) testing of cardiac effects (particularly those known as "QT interval" testing). What is QT interval testing? The QT interval is a measure of the heartbeat as seen in an electrocardiograph (EKG) readout. It shows the heart's rhythm and predicts if a drug can potentially alter the rhythm of the heart fro...

Technology helps but the best way to reduce Sarbox cost is with people

... The heartbeat of strong controls is clearly in the hands of people. While the movement to automate controls has appropriately gained momentum in an effort to reduce...

Heartbeat in Biological Definition

Nervous system

...n and parasympathetic division . The sympathetic nervous system responds to impending danger or stress, and is responsible for the increase of one's heartbeat and blood pressure, among other physiological changes, along with the sense of excitement he feels. The parasympathetic nervous system, on the other h...

Heartbeat in Biological Dictionary

Familial

...;s normal rhythm. This condition is characterized by uncoordinated electrical activity in the heart's upper chambers (the atria), which causes the heartbeat to... Family. From Wikipedia, the free encyclopedia (Redirected from Familial ) ... familiaux dans la formation de l'individu ( the famili...