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Doctor insights on: What Causes An Ear Infection

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What causes an ear infection to stop throbbing?

What causes an ear infection to stop throbbing?

Pain meds: Nonsteroidal medications like Aspirin or Ibuprofen will likely help with throbbing ear pain. See a doctor if symptoms persist. ...Read more

Ear Infections (Definition)

There are three different types of ear infections that affect different areas of the ear. Outer ear infection (Otitis externa) affects the ear canal and the outside part of the ear. Middle ear infection (Otitis media) affects the middle ear and leads to fluid accumulation behind the ear drum. Inner ear infection (Otitis interna) is a less common inflammation of the inner ear that causes vertigo, ...Read more


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What causes middle ear infection?

What causes middle ear infection?

Bacterial and viral : Ear infections are more common in children due to their anatomy and predisposition for upper respiratory infections. When the eustachian tube fails to maintain a neutral pressure relative to the outside world, the middle ear can accumulate fluid, siphon bacteria from the upper respiratory tract into the middle ear and an infection results. Eustachian tube swelling is often initiated with a virus. ...Read more

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Do you know what causes middle ear infection in HIV patient when CD4 cell count is 800?

Do you know what causes middle ear infection in HIV patient when CD4 cell count is 800?

Normal pathogens: With a cd4 cell count of over 500, you causes of middle ear infections would be the same as the rest of the population. In adults, the most common cause is a viral infection. The most common bacteria is a strep species. In kids it is viral followed by H. influenza and then strep. Hope this is helpful. ...Read more

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What bacteria causes an ear infection?

What bacteria causes an ear infection?

Ear infection: Ear infections can be caused by any number of bacteria. However, the three most common causes of inner ear infections (otitis media) are: Streptococcus Pneumoniae; hemophilus influenzae (non-typeable); and moraxella catarrhalis. Infections of the outer ear and ear canal (otitis externa) can be from other bacteria. See your doctor if you believe you have an ear infection. ...Read more

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What can cause an ear infection usually?

What can cause an ear infection usually?

Middle ear infxn: It is typically caused by blockage of the eustachian tube that connects the middle ear to the nose, trapping fluid and germs in the middle ear which start to get infected. Many times they are caused by viruses, occasionally bacteria, and rarely fungus. ...Read more

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What causes ear infections in babies?

What causes ear infections in babies?

Usually a virus: Ear infections are really common in kids and usually what happens is your little one gets a common cold virus which causes mucous and nasal congestion. This leads to mucous and inflammation in their tiny inner ear canals. This can cause pain, irritability and fevers. Sometimes bacteria grow in this area too and can also cause ear infections. Breastfeeding can sometimes prevent them! ...Read more

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What exactly causes ear infections to form?

What exactly causes ear infections to form?

Eustachian Tube: Ear infections often form as a result of fluid from a cold being backed up in to the middle ear and becoming infected from germs it carries with it form the oral cavity (mouth). Other times it can be seeded from bacteria in the blood settling there... ...Read more

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What germs cause ear infections?

What germs cause ear infections?

Bacteria: The 3 most common bacteria to cause middle ear infections (otitis media) are streptococcus pneumoniae, haemophilus influenzae and moraxella catarrhalis. Otitis media can also be a viral infection. Swimmer's ear or otitis externa is mostly from pseudomonas aeruginosa. Other swimmer's ear germs include staph aureus, enterobacter aerogenes, proteus mirabilis, klebsiella pneumoniae and fungi. ...Read more

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What could cause continuous ear infections in an adult?

What could cause continuous ear infections in an adult?

Many: If you are getting recurrent infection, it could be due to not treating it completely, nasal allergy can also give recurrent ear infection, or it could be due to anatomical abnormality of your ear canal. ...Read more

Dr. James Ferguson
995 doctors shared insights

Ear Infection (Definition)

Collection of purulent fluid behind tympanic membrane- many times secondary to nasal congestion/ viral uri- that can cause bulging of tympanic membrane, pain, redness or distortion of typical anatomic landmarks of membrane, poor mobility of membrane ultimately, tm can perforate or rupture with subsequent drainage of fluid into the ear canal. May take months for fluid from ...Read more


Infection (Definition)

Infections are invasions of some other organism (fungus, bacteria, parasite) or viruses into places where they do not belong. For instance, we have normal gut bacteria that live within us without causing problems; however, when those penetrate the bowel wall and enter the bloodstream, ...Read more