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Dysrhythmias V: Evaluating Dysrhythmias01:30

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Dysrhythmias, also known as arrhythmias, are disturbances in the heart's rhythm that range from benign to life-threatening. A thorough evaluation is crucial for appropriate management and involves a comprehensive medical history, physical examination, and various diagnostic tests.Medical HistorySymptoms: Collect detailed information on palpitations, dizziness, syncope, chest pain, and fatigue. Note their onset, frequency, and triggers.Previous Cardiac Issues: Document any history of heart...
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Measuring blood pressure is a fundamental skill in healthcare that aids in diagnosing and monitoring hypertension and other cardiovascular conditions. An aneroid sphygmomanometer, commonly used in clinical settings, offers a manual and precise method for blood pressure measurement. The technique for using this instrument involves specific steps that must be carefully executed to ensure accuracy. The following detailed description outlines a two-step technique for assessing blood pressure using...
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Calcium-Scoring CT ScanA calcium-scoring CT scan, also known as coronary artery calcium (CAC) scan, detects calcium deposits in the coronary arteries. This test assesses the risk of coronary artery disease (CAD), which can lead to cardiovascular events such as angina, heart failure, and sudden cardiac arrest.A calcium-scoring CT scan is generally recommended for individuals at intermediate risk of CAD without symptoms. It includes:Men aged 40-75 and women aged 50-75: Especially those with a...
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This procedural guide systematically measures blood pressure using an oscillometric digital sphygmomanometer, emphasizing accuracy, patient safety, and comfort.
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Dysrhythmia management involves a multifaceted approach, incorporating pharmacological treatments, medical procedures, surgical interventions, lifestyle modifications, and patient education.Pharmacological ManagementAntiarrhythmic Drugs:Class I (Sodium Channel Blockers): This class includes quinidine and procainamide, which reduce the speed of impulse conduction in the heart, stabilize the cardiac membrane, and control arrhythmias. Quinidine and procainamide are Class IA agents that prolong the...
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Catheter Ablation in Combination With Left Atrial Appendage Closure for Atrial Fibrillation
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Population-Based Screening for Atrial Fibrillation.

Shaan Khurshid1,2,3, Jeffrey S Healey4, William F McIntyre4

  • 1From the Cardiovascular Research Center (S.K., S.A.L.), Massachusetts General Hospital, Boston.

Circulation Research
|July 28, 2020
PubMed
Summary
This summary is machine-generated.

Screening for atrial fibrillation (AF) is feasible with new technologies, but its effectiveness in preventing strokes needs more randomized data. This review covers current literature, technology, and guidelines on AF screening.

Keywords:
atrial fibrillationatrial flutterattentionstroketechnology

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Area of Science:

  • Cardiology
  • Public Health
  • Medical Technology

Background:

  • Atrial fibrillation (AF) is a prevalent arrhythmia associated with significant stroke risk.
  • Many individuals with AF are asymptomatic, leading to delayed or missed diagnosis and treatment.
  • Oral anticoagulation can prevent strokes in AF patients, highlighting the importance of early detection.

Purpose of the Study:

  • To review the current literature on atrial fibrillation screening.
  • To discuss emerging technologies for AF detection.
  • To address considerations for population-based screening and existing consensus guidelines.

Main Methods:

  • Literature review of studies on AF screening feasibility and technology.
  • Analysis of medical and consumer electronic devices for AF detection.
  • Examination of population-based screening strategies and guidelines.

Main Results:

  • Screening for AF is technically feasible using various advanced technologies.
  • Controversy persists regarding the clinical utility and effectiveness of AF screening on patient outcomes.
  • Lack of randomized data on stroke and bleeding outcomes complicates the debate on screening effectiveness.

Conclusions:

  • Atrial fibrillation screening is advancing with new technologies, but its impact on stroke prevention requires further investigation.
  • Consensus guidelines and population-based considerations are crucial for implementing AF screening strategies.
  • Balancing the potential benefits of early AF detection against potential harms remains a key challenge.