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Otitis externa, also called swimmer's ear, [1] is inflammation of the ear canal. [2] It often presents with ear pain, swelling of the ear canal, and occasionally decreased hearing. [2] Typically there is pain with movement of the outer ear. [3] A high fever is typically not present except in severe cases. [3]
Otitis media, or middle ear infection, involves the middle ear. In otitis media, the ear is infected or clogged with fluid behind the ear drum, in the normally air-filled middle-ear space. This is the most common infection and very common in babies younger than 6 months.
Each involves the external ear. The difference between them is that a cyst does not connect with the skin, but a sinus does. [3] Frequency of preauricular sinus differs depending the population: 0.1–0.9% in the US, 0.9% in the UK, and 4–10% in Asia and parts of Africa. [4]
Otomycosis is a fungal ear infection, [1] a superficial mycotic infection of the outer ear canal caused by micro-organisms called fungi which are related to yeast and mushrooms. . It is more common in tropical or warm countri
Chondrodermatitis nodularis chronica helicis (CNCH) is a small, nodular, tender, chronic inflammatory lesion occurring on the helix of the ear, most often in men. [2]: 610 it often presents as a benign painful erythematous nodule fixed to the cartilage of the helix or antihelix of the external ear. [3]
Keratosis obturans is a relatively uncommon ear disease, where a dense plug of keratin, formed by abnormal accumulation of desquamated skin in sheet-like layers , forms in the bony (deeper) part of the external auditory canal. [1]
However, the Mayo Clinic notes that you can lower the risk of getting CMV by practicing good hand hygiene, avoiding contact with tears and saliva when you kiss a child, avoiding sharing utensils ...
Aural/Ear syringe: used to flush out anything like ear wax or foreign bodies from the external ear Toynbee's auscultation tube: Otoscope/Auriscope: to examine the external auditory canal and ear drum; used during aural toileting, removal of wax, myringotomy, stapedectomy and to dilate the stenosis of canal Mouth gag - •Doyen's mouth gag