Clinical Correlates: Hay Fever and Otitis Media

The case is called "A Red Eardrum followed by a Red Eye"
The questions I am to answer for this case:
What is hay fever and how might that be related to the development of otitis media? What health conditions might increase the risk of developing recurrent or chronic otitis media? What environmental factors may serve to increase the risk for the development of otitis media?
( the answers )