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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 ...
May see signs of otitis media on exam Pain is located behind the ear with postauricular (i.e. near mastoid process) swelling* Diagnose with CT Chronic suppurative otitis media: Conductive hearing loss Relapsing/remitting or chronic discharge May see perforation of tympanic membrane or cholesteatoma on exam Serous otitis media
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 ...
As the eardrum is the border between the external ear canal and the middle ear, its characteristics can indicate various diseases of the middle ear space. [ citation needed ] Otoscopic examination can help diagnose conditions such as acute otitis media (infection of the middle ear), otitis externa (infection of the outer ear ), [ citation ...
Clinically, patients experience aural fullness, intra-meatal itching, and malodorous otorrhea all at the same time. Although granular myringitis does not typically result in a hearing loss, it can cause complications like inflammatory infiltration of the deep canal, canal atresia or stenosis, and post-inflammatory medial canal fibrosis.
The cone of light, or light reflex, is a visible phenomenon which occurs upon examination of the tympanic membrane with an otoscope. [1] Shining light on the tympanic membrane causes a cone-shaped reflection of light to appear in the anterior inferior quadrant.
Long term otitis media (or 'glue ear') [2] Insertion of a tympanostomy tube. [4] [5] [6] If aspiration is performed as part of the insertion, the risk of tympanosclerosis occurring increases. [7] Risk also increases if a larger tube is used, [8] or if the procedure is repeated. [9] Atherosclerosis [10]
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. [14 ...