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Letters Fish oil and arrhythmias

Pro-arrhythmic effects of fish oils

BMJ 2009; 338 doi: (Published 02 February 2009) Cite this as: BMJ 2009;338:b393
  1. Palaniappan Saravanan, specialist registrar and research fellow1,
  2. Neil C Davidson, electrophysiologist1
  1. 1University Hospital of South Manchester, Manchester M23 9LT
  1. Palaniappan.Saravanan{at}

    In their systematic review of the effect of fish oils on arrhythmia and mortality, León and colleagues did not mention the potential for fish oils to be pro-arrhythmic in some subgroups of patients with heart disease.1 In animal experiments and cellular electrophysiological studies fish oils …

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