Dr Jeffrey Kalei

Dr Jeffrey Kalei

Author and illustrator for Hyperexcision. Interested in emergency room medicine. I have a passion for medical education and drawing.

Otitis Externa

Otitis Externa Otitis externa is infection (cellulitis) of the external auditory canal. It is classically associated with swimming. The most common cause is bacterial infection. The most common pathogen is Pseudomonas aeruginosa. Diagnosis is clinical. Investigations for otitis externa are…