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Managing cardiomyopathy involves addressing underlying or precipitating causes, treating heart failure with medications, and implementing dietary changes and a balanced exercise and rest regimen.Lifestyle ModificationsCardiomyopathy patients should adopt a low-sodium diet to reduce fluid retention and manage heart failure. A personalized exercise and rest plan helps maintain physical fitness without overstraining the heart. Avoiding alcohol and tobacco is essential to prevent further damage to...
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Dilated cardiomyopathy, or DCM, is a progressive myocardial disorder characterized by ventricular chamber dilation and contractile dysfunction.EtiologyVarious factors can cause DCM, including hypertension and heavy alcohol intake, which contribute to the weakening and enlargement of the heart muscle. Viral infections, such as Coxsackievirus B, adenoviruses, and influenza, can lead to DCM by causing inflammation and damage to heart tissue. Certain chemotherapeutic agents, including daunorubicin,...
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Bradyarrhythmias are cardiac rhythm disorders characterized by a slower-than-normal heart rate, typically defined as fewer than 60 beats per minute. Some of which are discussed here:Sinus BradycardiaSinus bradycardia presents a heart rate lower than 60 beats per minute, with a regular rhythm originating from the SA node. The ECG typically shows normal P waves preceding each QRS complex, a normal PR interval (0.12 to 0.20 seconds), and a normal QRS duration (0.06 to 0.10 seconds).First-Degree AV...
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Arrhythmia is a condition characterized by an irregular heart rhythm, with ECG changes that differ based on its origin and nature. The types of arrhythmias discussed below include atrial, junctional, and ventricular arrhythmias.Atrial ArrhythmiasPremature Atrial Complexes (PACs): PACs are early atrial beats caused by stress, caffeine, alcohol, electrolyte imbalances, hypoxia, hyperthyroidism, or certain medications (e.g., bronchodilators and decongestants). The ECG shows early P waves with an...
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Left ventricular pacing with a temporary pacemaker: Case report.

Marta Tavares-Silva1, Carla de Sousa2, Vítor Araújo2

  • 1Department of Cardiology, Centro Hospitalar São João, EPE, Porto, Portugal; Department of Surgery and Physiology, Cardiovascular Research & Development Unit, Faculty of Medicine, University of Porto, Portugal.

Revista Portuguesa De Cardiologia
|December 29, 2020
PubMed
Summary

A rare case of temporary pacemaker lead malposition occurred, crossing the interventricular septum into the left ventricle. Echocardiography guided safe removal, preventing serious complications from this unusual lead placement.

Keywords:
Complicações de pacemakerEchocardiographyEcocardiografiaFluoroscopiaFluoroscopyMau posicionamento de sonda de pacemakerPacemaker complicationsPacemaker lead malposition

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Area of Science:

  • Cardiology
  • Medical Devices
  • Cardiac Electrophysiology

Background:

  • Temporary pacemaker leads are crucial for cardiac rhythm management.
  • Lead malposition is a known complication, often through patent foramen ovale.
  • Malposition across the interventricular septum is exceptionally rare, particularly with temporary leads.

Observation:

  • A case of temporary pacemaker lead malposition was identified.
  • The lead traversed the interventricular septum, entering the left ventricle.
  • This specific course has not been previously documented in medical literature.

Findings:

  • Echocardiography proved vital in diagnosing the lead's precise intracardiac path.
  • The rare location posed risks of significant complications upon lead removal.
  • Secure lead extraction was achieved with the support of cardiac surgery.

Implications:

  • Highlights the importance of vigilant monitoring for lead malposition, even with temporary devices.
  • Underscores the diagnostic utility of echocardiography in complex lead placement scenarios.
  • Emphasizes the need for preparedness for potential complications in rare lead trajectories.