A2-year-old bobby presents with left ear pain. he has been running a 102 fever on and off and rates the pain a 6 on a scale 0–10, 10 being the worse. dad states that he just finished a round of amoxicillin two days ago. after examination you determine that bobby has:

an ear infection, consequence of other previous infection

Explanation:

In some cases, when the babies start with respiratory infections, the antibiotic can act in the respiratory system, but if there is some bacteria that can travel to the ears and grow over there, it can reproduce and cause an ear infection, as a consequence of a bad treatment of a bad care of the first infection.