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Otitis externa; Other names: External otitis, swimmer's ear [1] A moderate case of otitis externa. There is narrowing of the ear channel, with a small amount of exudate and swelling of the outer ear. Specialty: Otorhinolaryngology: Symptoms: Ear pain, swelling of the ear canal, decreased hearing, [2] difficulty chewing: Types: Acute, chronic [2 ...
The most common aetiology of acute otitis externa is bacterial infection, [5] while chronic cases are often associated with underlying skin diseases such as eczema or psoriasis. [6] A third form, malignant otitis externa, or necrotising otitis externa, is a potentially life-threatening, invasive infection of the external auditory canal and ...
Swimmer's ear—aka, another word for otitis externa—is an outer ear infection that causes swelling and discomfort in the ear canal. While not only swimmers are affected, swimmer's ear ...
Risk factors include exposure to excessive moisture (e.g. from swimming or a warm climate) and disruption of the protective cerumen barrier, which can result from aggressive ear cleaning or placing objects in the ear. [19] Malignant otitis externa is a rare and potentially life-threatening complication of otitis externa in which the infection ...
Pustules", small raw circles or patches in a dogs ear, typical of some kinds of otitis of bacterial infection. (detailed image) Otitis externa is an inflammation of the outer ear and ear canal. Animals are commonly prone to ear infection, and this is one of the most common manifestations of allergy in dogs.
Otitis externa, also known as swimmer's ear, is an inflammation (infectious or non-infectious) of the external auditory canal. [14] Risk factors include retained water in the outer ear, particularly due to swimming, humidity, trauma or external devices, dermatologic conditions, or scratching the ear canal that may lead to bacterial growth.
For example, very curvy ear canals, narrow ear canals, or surgical ears are more prone to earwax buildup. When wax builds up, it causes muffled hearing, tinnitus, or aural fullness (plugged-up ...
Otomycosis does not usually cause as much canal skin edema as does acute bacterial external otitis.While a severe pressure type of pain is a prominent feature of advanced cases, the ear is usually much less tender, if at all, to traction or tragal pressure.
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