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Highlights

We need to overhaul the ethics review system and change it from an autonomous local process to a collaboration of local committees working within a national strategy, say Hébert and Saginur. See Editorial, page 597

Implantable cardioverter defibrillators

Setoguchi and colleagues report that older people with comorbidities and those with multiple hospital admissions related to heart failure are unlikely to have a meaningful survival benefit from implantable defibrillators. They used a cohort of over 14 000 patients with heart failure assembled from an administrative database for their study. See Research, page 611

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Metabolic syndrome

In an Aboriginal Canadian population, metabolic syndrome — irrespective of the definition used — can identify individuals at risk of type 2 diabetes. Ley and colleagues came to this conclusion from their 10-year cohort study involving 492 residents in an Aboriginal community. See Research, page 617

These results may not be true of all population groups, says Reaven. He also suggests that Ley and colleagues could have concentrated more on the diagnostic utility of the individual components of metabolic syndrome than on the entire syndrome. See Commentary, page 601

Seizure following a taser shot to the head

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Infection control in hospitals

Hand-washing, a clean environment, appropriate barriers and early identification of patients at high risk of infection remain the essential measures to prevent and control infection. See Review, page 627

Can we eat more fish?

We are told to eat more fish for its omega-3 fatty acid content. But is that recommendation sustainable? Jenkins and colleagues discuss the evidence supporting this dietary advice. See Analysis, page 633

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A seizure experienced by a 51-year-old man in Canada led to a diagnosis of neurocysticercosis. See Practice, page 639

Half-and-half nail

Half-and-half nail is shown in this image of the hand of a 61-year-old man with chronic renal failure and diabetes mellitus. See Clinical images, page 687

HIV scandal in Chile

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Related Articles

Research ethics review: Do it once and do it well

Paul Hébert and Raphael Saginur
Can. Med. Assoc. J. 2009 180: 597. [Full Text] [PDF]

This Article Figures Only Full Text (PDF) Submit a response Alert me when this article is cited Alert me when eLetters are posted Alert me if a correction is posted Services Email this article to a friend Similar articles in this journal Alert me to new issues of the journal Download to citation manager Citing Articles Citing Articles via Google Scholar Google Scholar Search for Related Content Related Collections Related Articles

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Copyright 1995-2009, Canadian Medical Association. All rights reserved. ISSN 1488-2329 (e) 0820-3946 (p) All editorial matter in CMAJ represents the opinions of the authors and not necessarily those of the Canadian Medical Association.