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Related Experiment Videos

The electrocardiogram in chronic obstructive pulmonary disease.

D M Rodman1, S R Lowenstein, T Rodman

  • 1Emergency Medicine Research Center, University of Colorado Health Sciences Center, Denver 80262.

The Journal of Emergency Medicine
|September 1, 1990
PubMed
Summary

Electrocardiograms frequently show abnormalities in patients with chronic obstructive pulmonary disease (COPD). Recognizing these common ECG changes aids in identifying unrelated health issues or medication side effects.

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Area of Science:

  • Cardiology
  • Pulmonology
  • Medical Diagnostics

Background:

  • Chronic obstructive pulmonary disease (COPD) is a significant global health concern.
  • Electrocardiogram (ECG) findings in COPD patients are common but not always well-characterized.
  • Understanding typical ECG patterns in COPD is crucial for accurate diagnosis and management.

Purpose of the Study:

  • To delineate the characteristic electrocardiographic abnormalities observed in patients with chronic obstructive pulmonary disease.
  • To provide a reference for clinicians to distinguish COPD-related ECG changes from those caused by other conditions.

Main Methods:

  • Review of electrocardiographic findings in a cohort of patients diagnosed with chronic obstructive pulmonary disease.
  • Analysis of common ECG parameters including P-wave axis, QRS axis, voltage, and wave progression.

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  • Correlation of ECG abnormalities with clinical presentation and diagnostic criteria for COPD.

    • Main Results:

    • The most frequent ECG abnormalities in COPD include a rightward P-wave axis (≥70 degrees) and a rightward QRS axis (≥90 degrees).
    • Other observed changes include low limb lead voltage, S1S2S3 pattern, poor R-wave progression, and posterior-superior terminal QRS vector.
    • Transient atrial and ventricular dysrhythmias were noted as common occurrences.

    Conclusions:

    • Specific electrocardiographic patterns are characteristic of chronic obstructive pulmonary disease.
    • Familiarity with these typical ECG manifestations is essential for clinicians.
    • Identifying uncharacteristic ECG abnormalities can prompt investigation into superimposed illnesses or drug toxicity.