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| | Otitis Externa: Encyclopedia of Children's Health |
 | | Other bacteria that can cause otitis externa include Enterobacter aerogenes, Proteus mirabilis, Klebsiella pneumoniae, Staphylococcus epidermidis, and bacteria of the family called Streptococci. |
 | | Two types of viruses, called herpesvirus hominis and varicella-zoster virus, have also been identified as causing otitis externa. |
 | | Other conditions predisposing to otitis externa include the use of cotton swabs to clean the ear canals. |
| health.enotes.com /childrens-health-encyclopedia/otitis-externa (1907 words) |
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