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implanted ECG recorder; implantable loop monitor (LINQ)

Indications: - infrequent asymptomatic or symptomatic cardiac arrhythmias - increased diagnosis of atrial fibrillation & anticoagulation - no reduction in stroke [2] Advantages: 1) long-term continuous ECG monitoring 2) specific heart rate or QRS parameters can be set to initiate recording of data 3) data may be sent to cardiologist (or manufacturer) Disadvantages: 1) invasive procedure with some risk 2) device must be explanted later

General

event monitoring (event recording, loop recording, Zio patch)

References

  1. Medical Knowledge Self Assessment Program (MKSAP) 15, 18. American College of Physicians, Philadelphia 2009, 2018.
  2. Svendsen JH, Diederichsen SZ, Hojberg S et al. Implantable loop recorder detection of atrial fibrillation to prevent stroke (The LOOP Study): A randomised controlled trial. Lancet 2021 Aug 29; [e-pub] PMID: 34469766 https://www.thelancet.com/journals/lancet/article/PIIS0140-6736(21)01698-6/fulltext