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Optimized PCR-based Detection of Mycoplasma
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Macrolide-Resistant Mycoplasma pneumoniae, North Dakota 2024
Miltiadis Douvoyiannis1,2,3, Tanner E Rothstein4, Robin Patel5
1Department of Pediatrics, Altru Health System, Grand Forks, North Dakota, USA.
Journal of the Pediatric Infectious Diseases Society
|November 21, 2024
Summary
A rise in macrolide-resistant Mycoplasma pneumoniae caused community-acquired pneumonia in North Dakota children. Alternative antibiotics were effective when macrolides failed, confirmed by polymerase-chain reaction testing.
Area of Science:
- Pediatric infectious diseases
- Microbiology
- Antimicrobial resistance
Background:
- Community-acquired pneumonia (CAP) is a common childhood illness.
- Macrolide antibiotics are a primary treatment for Mycoplasma pneumoniae infections.
- Emerging antimicrobial resistance poses a significant public health threat.
Purpose of the Study:
- To report a cluster of macrolide-resistant Mycoplasma pneumoniae infections in children.
- To describe the clinical presentation and diagnostic methods used.
- To evaluate the effectiveness of alternative antibiotic treatments.
Main Methods:
- Clinical case identification based on treatment non-response.
- Laboratory confirmation using polymerase-chain reaction (PCR) assays for Mycoplasma pneumoniae.
- Retrospective review of patient outcomes following antibiotic changes.
Main Results:
- A cluster of pediatric community-acquired pneumonia cases linked to macrolide-resistant Mycoplasma pneumoniae was identified.
- Polymerase-chain reaction confirmed the presence of resistant strains.
- Patients showed rapid clinical improvement after switching to non-macrolide antibiotics.
Conclusions:
- Macrolide resistance in Mycoplasma pneumoniae is an emerging concern in pediatric populations.
- Prompt diagnosis and alternative antibiotic therapy are crucial for managing resistant infections.
- Continued surveillance for antimicrobial resistance is essential.
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