What Researchers Did
Researchers reviewed patient records from a single medical center to compare the characteristics and outcomes of fungal versus non-fungal malignant external otitis (MEO).
What They Found
The study found that 15% (9 out of 60) of MEO patients had fungal infections, primarily Candida species. Patients with fungal MEO were younger (average 68 vs. 74 years), experienced more facial nerve palsies (55% vs. 14%), and had higher rates of surgery (78% vs. 18%) and hyperbaric treatment (78% vs. 4%) compared to those with non-fungal MEO. Despite these differences, survival rates were similar between both groups.
What This Means for Canadian Patients
This study suggests that malignant external otitis (MEO) can be caused by fungi, particularly after long-term antibiotic use for bacterial MEO. Fungal MEO appears to be more invasive, often requiring more aggressive treatments like surgery and hyperbaric oxygen therapy. Canadian patients with MEO that is persistent or not responding to standard antibiotics might benefit from considering a fungal cause and discussing aggressive treatment options, including HBOT, with their doctors.
Canadian Relevance
No direct Canadian connection identified.
Study Limitations
A limitation of this study is its retrospective design and reliance on data from a single medical center, which may limit the generalizability of the findings.