Aside from the inexplicable fatalities, there are several known causes of sudden cardiac death.
They replace existing guidance on brain death and include new advice on cardiac death.
"The devices enormously reduce the mortality and risk of sudden cardiac death" in at-risk patients, Reiner said.
In theory, the longer the QT interval is above normal, the more the risk of sudden cardiac death.
Previous breast cancer trials have reported 15% to 60% reductions in cardiac death in women treated with tamoxifen.
The increase in cardiac death is no longer even close to statistically significant.
The benefits in terms of sudden cardiac death reduction are there for all women, not just those with established heart disease.
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Wales is the latest place to take part in the charity's 12-month lobbying tour to highlight sudden cardiac death in the young.
Lengthening the QT interval can raise the risk of sudden cardiac death, especially in people who have a genetic condition called long QT syndrome.
They found that cardiac death livers made up a quarter of all unused livers by 2010, whereas in 1995 they were just one percent.
The condition, says Lee, can cause arrhythmia and sudden cardiac death.
The FUSION II patients were also more likely to get implantable devices like those made by Medtronic and Boston Scientific that have been shown to prevent cardiac death.
In donation after cardiac death, those machines have been disconnected.
Alison Cox, founder and chief executive of Cardiac Risk in the Young (CRY), said the incidence of cardiac death by sudden impact in the UK were not that high.
In the Lords (from 3pm), questions range across measures to detect and prevent sudden cardiac death and the number of EU employees who pay either no tax, or reduced rates.
"The problem is that the standard (or brain death) donors seem to be decreasing over the last few years, and the number of (cardiac death) donors is increasing, " said Orman.
One possible explanation, the researchers write, is that machines keeping the heart beating are being removed earlier, which would turn a potential brain death donation into a "less desirable" cardiac death donation.
Because livers donated after cardiac death have sometimes been linked to worse outcomes after transplant compared to brain-death donations, the fact that more cardiac-death organs were discarded did not surprise the researchers.
Mrs Linforth is now backing Cry's campaign for better cardiac screening for young people who go to the doctor with inexplicable chest pains or for the siblings of a child who has died from a sudden cardiac death.
Two years later those who ate the Mediterranean diet had half the risk of heart attack and sudden cardiac death compared with those who stayed on the regular low-fat diet, even though their cholesterol declined only a modest 14%.
The idea was that Elliott, who had won plaudits as the head of orthopedic joint maker Zimmer Holdings, could fix up a company whose main businesses in heart stents and implanted defibrillators, used to prevent sudden cardiac death, were running into significant road blocks.
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Anaphylaxis is a severe allergic reaction that can cause a person's airways to become constricted, and can lead to cardiac arrest and death.
During that time, 15% of patients taking Vytorin and 18% of patients in the control group had a heart attack, stroke, stent procedure, or death from cardiac causes.
Former Bolton Wanderers midfielder Fabrice Muamba is supporting a year-long campaign that aims to prevent death from sudden cardiac arrests.
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His last public appearance, before his death of apparent cardiac arrest, was to announce a series of 50 sold-out concerts in London.
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Marie Edwards believes cardiac units should be carrying out better audits so high death rates are spotted earlier.
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Affected males with this progressive muscular disease become wheelchair bound before 13 years of age, are ventilator dependent in their late teens to early 20s due to respiratory failure, with death in their late 20s to 30s due to cardiac or pulmonary problems.
Multiple clinical trials have shown that cardiac stents are no more effective than drugs or lifestyle changes in preventing heart attacks or death.
The National Confidential Enquiry into Patient Outcome and Death reviewed the care given to 585 acutely-ill patients who ended up having a cardiac arrest.
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