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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. 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]
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. This condition sometimes requires a surgical procedure called myringotomy ...
Prism dioptres. Prism correction is commonly specified in prism dioptres, a unit of angular measurement that is loosely related to the dioptre. Prism dioptres are represented by the Greek symbol delta (Δ) in superscript. A prism of power 1 Δ would produce 1 unit of displacement for an object held 100 units from the prism. [2]
Strabismus. Strabismus is a vision disorder in which the eyes do not properly align with each other when looking at an object. [2] The eye that is pointed at an object can alternate. [3] The condition may be present occasionally or constantly. [3]
The nearly five-minute video consists entirely of close ups of the infestation and footage of the maggots being pulled from the ear. The video, posted earlier this year to YouTube, has more than...
Otitis media. Otitis media is a group of inflammatory diseases of the middle ear. [2] One of the two main types is acute otitis media ( AOM ), [3] an infection of rapid onset that usually presents with ear pain. [1] In young children this may result in pulling at the ear, increased crying, and poor sleep. [1]
Esophoria is an eye condition involving inward deviation of the eye, usually due to extra-ocular muscle imbalance. It is a type of heterophoria. Cause. Causes include: Refractive errors; Divergence insufficiency; Convergence excess; this can be due to nerve, muscle, congenital or mechanical anomalies.
Strabismus surgery is a one-day procedure that is usually performed under general anesthesia most commonly by either a neuro- or pediatric ophthalmologist. [1] The patient spends only a few hours in the hospital with minimal preoperative preparation. After surgery, the patient should expect soreness and redness but is generally free to return home.
Common causes of itchy dogs include allergies, infrequent grooming, mats in the fur, skin conditions, and even dandruff. Some of these causes are more obvious than others, but if the problem ...
Normal ear drum. A perforated eardrum ( tympanic membrane perforation) is a prick in the eardrum. It can be caused by infection ( otitis media ), trauma, overpressure (loud noise ), inappropriate ear clearing, and changes in middle ear pressure. An otoscope can be used to view the eardrum to diagnose a perforation.