KnowraSecondary preventionLinked fromLinked fromThe 15 pages that link to Secondary prevention, each with the reason it gives.All 15Broader topic 3Related 8Narrower topic 2Compared with 2Sudden cardiac deathCompared with: After survival from cardiac arrest, prevention targets another potentially fatal episode.Primary preventionCompared with: Unlike primary prevention, it begins after disease has started, often before symptoms appear.