What you will learn from this Building Automation Systems article: 1  the efficiency and conveniences Building Automation Systems add to a building.  how Building Automation enhances energy savings and troubleshooting problems.
In most cases, the symptoms of a middle ear infection (otitis media) develop quickly and resolve in a few days. This is known as acute otitis media. The main symptoms include: earache. a high temperature (fever) being sick. a lack of energy. slight hearing loss â if the middle ear becomes filled with fluid, hearing loss may be a sign of glue ear, also known as otitis media with effusion.
Acute otitis media as well as swimmerâs ear both can lead to secondary infections of myringitis. Upper respiratory infections, for example pneumonia or flu, can dispose an individual to ear infections. The symptoms and signs include: 1  Drainage from the ear. 2  Hearing impairment.