Macrolide-Resistant Mycoplasma pneumoniae in Children, Ohio, USA - Volume 31, Number 12—December 2025 - Emerging Infectious Diseases journal - CDC

December 1, 2025
Case Report
Huanyu Wang, Tori Embry, Kathy Everhart, Morgan Szekely, Jeanette Taveras, Sophonie J. Oyeniran, Amy L. Leber
Pathogen:Mycoplasma pneumoniae
Infection Type:Respiratory infection
Pathogen Type:Bacteria

Summary

This report details cases of macrolide-resistant Mycoplasma pneumoniae infections in children in Ohio, USA. Patients presented with respiratory symptoms, and the pathogen was identified through molecular methods. The findings highlight the increasing prevalence of macrolide resistance in Mycoplasma pneumoniae, complicating treatment choices for pediatric respiratory infections. This resistance necessitates careful consideration of diagnostic stewardship and alternative therapeutic strategies, such as fluoroquinolones, especially in cases unresponsive to standard macrolide therapy. Continued surveillance is crucial to monitor resistance patterns and guide clinical management.

Key note: The emergence of macrolide-resistant Mycoplasma pneumoniae in children complicates empirical treatment, underscoring the need for resistance surveillance and alternative therapies.

DOI: 10.3201/eid3112.251008