Bacteriological Flora of Acute Otitis Externa

Authors

  • Abha K.C. Department of ENT-HNS, Kathmandu University School of Medical Sciences, Dhulikhel Hospital, Kavre, Nepal
  • Bikash Lal Shrestha Department of ENT-HNS, Kathmandu University School of Medical Sciences, Dhulikhel Hospital, Kavre, Nepal
  • Surendra Kumar Madhup Department of Microbiology, Kathmandu University School of Medical Sciences, Dhulikhel Hospital, Kavre, Nepal
  • Manish Neupane MBBS, Kathmandu University School of Medical Sciences, Dhulikhel Hospital, Kavre, Nepal

DOI:

https://doi.org/10.3126/medphoenix.v8i1.56841

Keywords:

Acute otitis externa, MRSA, Staphylococcus aureus

Abstract

Introduction: Acute otitis externa refers to inflammation of external auditory meatus skin usually due to infectious etiology. Bacterial etiology of the entity has been established by various studies; however, the predominant causative pathogen has been identified as either Pseudomonas aeruginosa or Staphylococcus aureus. This study aimed to identify the aerobic bacteria responsible for this condition at our centre, and their antimicrobial susceptibility.

Methods: 102 patients presenting to our Outpatient Department with acute otitis externa over a period of 1 year (5th April, 2021 - 4th April, 2022) underwent collection of external auditory canal swabs for aerobic bacteriological profile, followed by antimicrobial susceptibility for the recovered isolates.

Results: The commonest isolate was Staphylococcus aureus (61.8%), followed by Pseudomonas aeruginosa (21.6%). Methicillin-Resistant Staphylococcus aureus (MRSA) was recorded at an alarming rate of 15.7%.

Conclusion: Culture and Sensitivity testing in cases of Acute otitis externa helps to modify the treatment regimen in cases not responding to the usual therapy.

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Published

2023-07-30

How to Cite

K.C., A., Shrestha, B. L., Madhup, S. K., & Neupane, M. (2023). Bacteriological Flora of Acute Otitis Externa. Med Phoenix, 8(1), 3–6. https://doi.org/10.3126/medphoenix.v8i1.56841

Issue

Vol. 8 No. 1 (2023)

Section

Research Articles

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