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[Community-acquired bacteremic pneumonia in the elderly].

M A García Ordóñez1, F Alvarez Hurtado, J J Cebrián Gallardo

  • 1Servicio de Medicina Interna, Complejo Hospitalario Universitario Carlos Haya, Málaga.

Anales De Medicina Interna (Madrid, Spain : 1984)
|September 11, 1999
PubMed
Summary

Malnutrition and diabetes are key risk factors for bacteremic community-acquired pneumonia in the elderly (BCPE). This serious infection significantly increases mortality risk in older adults.

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Area of Science:

  • Gerontology
  • Infectious Diseases
  • Critical Care Medicine

Context:

  • Community-acquired pneumonia (CAP) is a significant cause of morbidity and mortality in the elderly.
  • Bacteremic CAP (BCPE) represents a severe subset of CAP with potentially higher mortality rates.
  • Identifying risk factors and prognostic indicators for BCPE is crucial for improving patient outcomes.

Purpose:

  • To identify risk factors associated with the development of BCPE.
  • To analyze the clinical features and prognostic aspects of BCPE in elderly patients.
  • To determine the impact of bacteremia on the prognosis of CAP in the elderly.

Summary:

  • This study compared 36 elderly patients with BCPE to 72 controls with non-bacteremic CAP.
  • Malnutrition (OR: 3.3) and diabetes (OR: 2.5) were identified as independent risk factors for BCPE.

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  • BCPE cases exhibited higher rates of chills, tachycardia, tachypnea, altered consciousness, hypotension, bilateral lung involvement, and increased mortality (22.2% vs. 2.8%).

    • Impact:

    • Findings highlight malnutrition and diabetes as critical targets for prevention and early intervention in elderly CAP patients.
    • The study underscores the importance of recognizing BCPE due to its association with poorer clinical outcomes and higher mortality.
    • Bacteremia is confirmed as a significant negative prognostic factor in elderly patients with community-acquired pneumonia.