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Discharge from the ear can be caused by acute otitis media with perforation of the eardrum, chronic suppurative otitis media, tympanostomy tube otorrhea, or acute otitis externa. Trauma, such as a basilar skull fracture , can also lead to cerebrospinal fluid otorrhea (discharge of CSF from the ear) due to cerebral spinal drainage from the brain ...
Infection (otitis media). [3] This infection may then spread through the middle ear and may reoccur. [3] Trauma. This may be caused by trying to clean ear wax with sharp instruments. It may also occur due to surgical complications. [4] Overpressure (loud noise or shockwave from an explosion). Inappropriate ear clearing.
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
Tympanic membrane retraction describes a condition in which a part of the eardrum lies deeper within the ear than its normal position.. The eardrum comprises two parts: the pars tensa, which is the main part of the eardrum, and the pars flaccida, which is a smaller part of the eardrum located above the pars tensa.
"Quantitative PCR of ear discharge from Indigenous Australian children with acute otitis media with perforation supports a role for Alloiococcus otitidis as a secondary pathogen". BMC Ear, Nose and Throat Disorders. 12 (1): 11. doi: 10.1186/1472-6815-12-11. PMC 3546424. PMID 23033913
381 Nonsuppurative otitis media and Eustachian tube disorders. 381.0 Acute nonsuppurative otitis media; 381.1 Chronic serous otitis media; 381.2 Chronic mucoid otitis media; 381.3 Other and unspecified chronic nonsuppurative otitis media; 381.4 Nonsuppurative otitis media, not specified as acute or chronic; 381.5 Eustachian salpingitis
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 ...
Otitis media, cholesteatoma [1] Types: Dilatory, baro-challenged induced, patulous [1] Causes: Common cold, influenza, allergic rhinitis, sinusitis [1] Differential diagnosis: Endolymphatic hydrops, temporomandibular joint dysfunction, superior canal dehiscence syndrome, labyrinthine fistula [1]
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