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Pediatrics

Co-Infection with Adenovirus Exacerbates Lobar Pneumonia in Children Infected with Mycoplasma pneumoniae

Strategic Insights

— 2 min read

New research from the First Hospital of Jilin University in Changchun, People's Republic of China, has shed light on the clinical characteristics of lobar pneumonia caused by co-infection with Mycoplasma pneumoniae and human adenovirus (HAdV) in children. The study, published in the European Journal of Clinical Microbiology & Infectious Diseases, aimed to analyze the correlation between the Mycoplasma pneumoniae mutation sequence ratio and HAdV sequence count with disease severity.

The researchers enrolled 154 children with MP lobar pneumonia, with 96 cases in the MP group and 58 cases in the MP + HAdV group, and compared their clinical manifestations, laboratory examinations, and treatments. The results showed that the MP + HAdV group had a longer total disease duration, fever duration, and intravenous anti-MP drug administration duration, with a higher proportion of intravenous immunoglobulin use. The MP group had higher CRP levels and a higher incidence of pulmonary necrosis.

Key Takeaways:

  • The study analyzed 154 children with MP lobar pneumonia, with 96 cases in the MP group and 58 cases in the MP + HAdV group.
  • The MP + HAdV group had a longer total disease duration (15.6 ± 4.3 days vs. 10.8 ± 3.4 days), fever duration (5.8 ± 2.3 days vs. 4.5 ± 2.1 days), and intravenous anti-MP drug administration duration (12.3 ± 4.1 days vs. 9.5 ± 3.5 days).
  • The MP group had higher CRP levels (25.3 ± 8.2 mg/L vs. 18.2 ± 6.5 mg/L) and a higher incidence of pulmonary necrosis (21.9% vs. 12.1%).
  • Co-infection with HAdV can exacerbate the condition of children with MP lobar pneumonia and increase treatment difficulty.

Statistics:

  • 154 children with MP lobar pneumonia were enrolled in the study.
  • 96 cases were in the MP group and 58 cases were in the MP + HAdV group.
  • The MP + HAdV group had a longer total disease duration (15.6 ± 4.3 days vs. 10.8 ± 3.4 days) and fever duration (5.8 ± 2.3 days vs. 4.5 ± 2.1 days).
  • The MP group had higher CRP levels (25.3 ± 8.2 mg/L vs. 18.2 ± 6.5 mg/L).

Sources:

  • NewsRx. First Hospital of Jilin University Reports Findings in Mycoplasma pneumoniae (Clinical analysis of Mycoplasma pneumoniae pneumonia combined with adenovirus infection in children with lobar pneumonia). Pediatrics Week. July 12, 2025; p 278.
  • European Journal of Clinical Microbiology & Infectious Diseases. Clinical analysis of Mycoplasma pneumoniae pneumonia combined with adenovirus infection in children with lobar pneumonia.

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