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Clinical Features and Risk Factors for Rhabdomyolysis in Patients with Chlamydia psittaci Pneumonia: A Multicenter

Limin Xu1, Anbing Zhang2, Jialiu Zou3

  • 1Department of Geriatrics, Huizhou First Hospital, Huizhou, Guangdong, People's Republic of China.

Infection and Drug Resistance
|May 28, 2026
PubMed
Abstract

Insights

Chlamydia psittaci pneumonia can cause rhabdomyolysis (RM), a serious condition. This study identified high Pneumonia Severity Index, elevated CRP, dyspnea, and hyponatremia as key risk factors for RM development.

Area of Science:

  • Infectious Diseases
  • Pulmonology
  • Nephrology

Background:

  • Chlamydia psittaci pneumonia is a significant respiratory infection.
  • Rhabdomyolysis (RM) is a known complication, but its characteristics in this context are understudied.

Purpose of the Study:

  • To systematically characterize rhabdomyolysis (RM) in patients with Chlamydia psittaci pneumonia.
  • To identify clinical features and risk factors associated with RM in these patients.

Main Methods:

  • Retrospective analysis of clinical data from patients with Chlamydia psittaci pneumonia.
  • Investigation of serum muscle enzyme levels and factors linked to RM development.

Main Results:

  • 20.5% of patients developed RM, with higher incidence in severe pneumonia cases.
  • RM patients exhibited more myalgia, dyspnea, altered consciousness, higher PSI, AKI, and longer hospital stays.
  • Independent risk factors for RM included high PSI, elevated CRP, dyspnea, and hyponatremia.

Conclusions:

  • Rhabdomyolysis is a critical complication of Chlamydia psittaci pneumonia.
  • Early detection and intervention are crucial for improving patient outcomes.
Keywords:
Chlamydia psittacipneumoniarhabdomyolysisrisk factors

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