An ear infection often happens when a virus or bacteria causes inflammation in the ear. The most common type of ear infection is a middle ear infection, which occurs when fluid builds up behind ...
The most severe infections occur in health care settings, such as hospitals. Pseudomonas aeruginosa can easily grow in humidifiers and types of medical equipment (catheters, for instance) ...
Viral or bacterial infections can occur in the middle of the ear. These often cause pain, inflammation, and fluid buildup. Treatment typically involves antibiotics. Ear infections are the most ...