RT Book, Section A1 Wells, Barbara G. A1 DiPiro, Joseph T. A1 Schwinghammer, Terry L. A1 DiPiro, Cecily V. SR Print(0) ID 1144735190 T1 Respiratory Tract Infections, Upper T2 Pharmacotherapy Quick Guide YR 2017 FD 2017 PB McGraw-Hill Education PP New York, NY SN 9781259586439 LK accesspharmacy.mhmedical.com/content.aspx?aid=1144735190 RD 2024/04/20 AB Otitis media is an inflammation of the middle ear that is most common in infants and children. There are three subtypes of otitis media: acute otitis media, otitis media with effusion, and chronic otitis media. The three are differentiated by (a) acute signs of infection, (b) evidence of middle ear inflammation, and (c) presence of fluid in the middle ear.There are more than 709 million cases of otitis media worldwide each year; half of these cases occur in children under 5 years of age.