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Aspiration Pneumonia Caused by Prevotella Causing Prothorax after Pulmonary Puncture: a Case Report

Xiaoqiong Wang, Chuchu Xu, Zhenyu Yang

    Clinical Laboratory
    |December 12, 2023
    PubMed
    Abstract

    Insights

    Prevotella aspiration pneumonia, though rare in immunocompetent individuals, can lead to severe complications like pyothorax. Early diagnosis via next-generation sequencing (NGS) and appropriate treatment are crucial for recovery.

    Area of Science:

    • Infectious Diseases
    • Pulmonology
    • Microbiology

    Background:

    • Aspiration pneumonia is uncommon in immunocompetent individuals.
    • Secondary pyothorax following medical procedures is rarely reported.
    • This case highlights a rare instance of aspiration pneumonia in an immunocompetent patient.

    Observation:

    • A patient presented with symptoms of aspiration pneumonia.
    • Percutaneous lung puncture was performed for pathogen identification.
    • High-throughput next-generation sequencing (NGS) confirmed Prevotella as the causative agent.

    Findings:

    • The patient developed secondary pyothorax and a severe rash post-procedure.
    • Antibiotic regimen adjustment, chest drainage, and washout led to symptom resolution.
    • Lesions were absorbed, and the rash disappeared with treatment.

    Implications:

    • Prevotella can cause aspiration pneumonia in immunocompetent hosts.
    • Early and accurate pathogen identification using NGS is vital.
    • Bronchoscopic alveolar lavage may mitigate translocation risks during invasive procedures.

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