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Clinical Application of Phase Angle and BIVA Z-Score Analyses in Patients Admitted to an Emergency Department with Acute Heart Failure
04:05

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Published on: June 30, 2023

Peripheral edema due to heart disease: diagnosis and outcome

Maulik G Shah1, Shaun Cho, J Edwin Atwood

  • 1Department of Medicine, Stanford University, Stanford, California, USA.

Clinical Cardiology
|February 16, 2006
PubMed

Insights

Identifying cardiac edema through physical exams is challenging. Cardiac edema, often linked to conditions like COPD, significantly increases mortality risk, underscoring the need for advanced diagnostic methods.

Area of Science:

  • Cardiology
  • Pulmonology
  • Medical Diagnostics

Background:

  • Peripheral edema is a common clinical sign with diverse etiologies.
  • Distinguishing cardiac from non-cardiac causes of edema is crucial for appropriate management.
  • Echocardiography provides objective measures for assessing cardiac function and structure.

Purpose of the Study:

  • To evaluate the utility of baseline physical examination and patient history in identifying cardiac edema.
  • To compare survival rates between patients with cardiac and non-cardiac causes of edema.
  • To define echocardiographic criteria for cardiac edema.

Main Methods:

  • Retrospective review of 278 patients undergoing echocardiography for peripheral edema.
  • Cardiac edema defined by echocardiographic parameters: LVEF < 45%, sPAP > 45 mmHg, RV dysfunction, RV enlargement, dilated IVC.
  • Statistical analysis to identify predictors and compare survival.

Main Results:

  • 243 patients included; 23% had cardiac edema.
  • Chronic obstructive pulmonary disease (COPD) and crackles were independent predictors of cardiac edema (high specificity, low sensitivity).
  • Cardiac edema associated with significantly increased 2-year mortality (25% vs. 8%, HR 1.55).

Conclusions:

  • Clinical history and physical examination have limited accuracy in predicting cardiac edema.
  • Cardiac edema is associated with poor prognosis and increased mortality.
  • Echocardiographic assessment is vital for diagnosing cardiac edema.
Abstract

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