Definition:
A rare degenerative disorder marked by a progressive thinning and cone-shape appearance of the cornea of the eyes; it is categorized as a non-inflammatory eye ailment. It is considered as the most usual type of corneal dystrophy in the US.
Diagnosis:
Diagnosis of Keratoconus begins with a thorough eye examination by an ophthalmologist or optometrist. Retinoscopy can also help in the diagnosis.
Treatment:
The following are considerable options in minimizing the scope of the symptoms of Keratoconus:
* Eyeglasses during the early onset of Keratoconus can help in correcting astigmatism.
* Specialized contact lenses have been developed and manufactured for Keratoconus inflicted persons.
Surgical alternatives possible are:
* Corneal transplant like penetrating keratoplasty
* Corneal ring segment inserts
* Radial Keratotomy
Symptoms and Signs:
People with Keratoconus experience the following symptoms:
* Minor blurring of vision that deteriorates rapidly
* Poor vision at night
* Astigmatism
* Extreme sensitive to bright light (photophobia)
* Eye strain caused by squinting to be able to read
* Itchiness in the eye
* Perception of two images when in fact there is only one (Monocular Polyopia)
Causes:
The cause of Keratoconus still remains to be unclear; though many studies claim that factors like genetic or cellular as well as environmental can contribute in triggering the disease.
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