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Bacterial Colonization of Home Nebulizers Used by Children With Recurrent Wheeze

Navkiran Ranjan1, Nidhi Singla2, Vishal Guglani1

  • 1Department of Pediatrics, Government Medical College and Hospital, Chandigarh.

Indian Pediatrics
|March 29, 2022
PubMed

Insights

Home nebulizers can harbor harmful bacteria in children with recurrent wheeze if not cleaned properly. Proper nebulizer cleaning practices are crucial to prevent bacterial colonization and protect child respiratory health.

Area of Science:

  • Pediatric respiratory health
  • Infectious disease control
  • Medical device hygiene

Background:

  • Recurrent wheeze and asthma are common in children.
  • Home nebulizers are frequently used for managing these conditions.
  • Improper cleaning of nebulizers may lead to bacterial contamination.

Purpose of the Study:

  • To investigate bacterial colonization in home nebulizers used by children with recurrent wheeze.
  • To identify common bacteria and their antimicrobial resistance patterns.
  • To assess the association between cleaning practices and nebulizer contamination.

Main Methods:

  • Children (1 month-12 years) using home nebulizers were enrolled.
  • Caregiver questionnaires collected data on nebulizer cleaning habits.
  • Bacterial cultures were performed on nebulizer medicine chambers and tubing.

Main Results:

  • Bacterial growth was detected in 20.3% of nebulizer samples.
  • Isolated bacteria included Klebsiella pneumoniae, Pseudomonas aeruginosa, and Staphylococcus aureus, often multidrug-resistant.
  • Never cleaning the nebulizer was common, and diluent reuse was significantly linked to contamination.

Conclusions:

  • Home nebulizers can become colonized with pathogenic bacteria if cleaning protocols are not followed.
  • Increased awareness and education on proper nebulizer use for parents are essential.
  • Ensuring correct nebulizer hygiene is vital for preventing respiratory infections in children.
Abstract

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