Investigating how chronic ear infections cause hearing loss in children

The role of macrophages in chronic suppurative otitis media associated sensory hearing loss

NIH-funded research University of Pittsburgh at Pittsburgh · NIH-11232428

This study is looking at how a serious ear infection called chronic suppurative otitis media can cause hearing loss in kids, using a special animal model to help find out more about the infection and how it affects hearing, with hopes of discovering better treatments.

Quick facts

Grant typeR01 grant
Study typeNIH-funded research
Funding institutionUniversity of Pittsburgh at Pittsburgh NIH-funded
Lab location1 site (Pittsburgh, United States)
Project IDNIH-11232428 on NIH RePORTER

What this research studies

This research focuses on understanding the connection between chronic suppurative otitis media (CSOM), a severe middle ear infection, and sensory hearing loss in children. The study utilizes a novel animal model that mimics the human condition, allowing researchers to observe how the infection, caused primarily by the bacterium Pseudomonas aeruginosa, leads to permanent hearing loss. By examining the immune response and the behavior of bacterial biofilms, the research aims to uncover the mechanisms behind this condition and explore potential treatment avenues.

Who could benefit from this research

Good fit: Ideal candidates for this research are children under 11 years old who suffer from chronic ear infections or sensory hearing loss.

Not a fit: Patients with hearing loss not related to chronic ear infections or those over 11 years old may not benefit from this research.

Why it matters

Potential benefit: If successful, this research could lead to new therapies that prevent or treat hearing loss caused by chronic ear infections in children.

How similar studies have performed: While chronic suppurative otitis media is a well-documented condition, this specific approach using a novel animal model to study its effects on hearing loss is relatively new and untested.

Where this research is happening

Pittsburgh, United States

Researchers

About this research

  1. This is an active NIH-funded research project — typically early-stage science, not a clinical trial accepting patient enrollment.
  2. Some NIH-funded labs run parallel clinical studies or seek volunteers for related work. To check, contact the principal investigator or institution listed above.
  3. For full project details, budget, and progress reports, visit the official NIH RePORTER page below.
Conditions acute infectionbacteria infectionbacterial diseasebacterial disease treatmentBacterial Infections
Last reviewed 2026-06-13 by the Find a Trial editorial team. Information on this page is for educational purposes and is not medical advice. Always consult qualified healthcare professionals about clinical trial participation.