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Keratoconus Screening

Keratoconus Screening is an important eye examination to detect an eye condition called keratoconus.
Keratoconus is a disease where the conrnea thins out in certain areas leading to loss of vision and blurred vision. Constantly changing eye glasses number , frequent itching sensation in the eyes, blurred vision, high astigmatism or cylindrical number all can be symptoms of Keratoconus.
Here are the steps involved in keratoconus screening:Visual Acuity Test: This test is used to evaluate your vision and check for any vision abnormalities.

Refraction Test: This test helps to determine your eyeglass prescription.
Corneal Topography: This test takes a detailed map of the shape of the cornea and can detect any abnormalities in its shape that could indicate the beginning stages of keratoconus.

Anterior segment oct:
This is essentially a mri of the cornea
It gives detailed information of each layer of the cornea and helps diagnose early Keratoconus and helps dofferentiate between types of Keratoconus.
Pentacam/visionix:
This uses scheimflug camera technology to photograph the cornea in various slices giving a tomography of the cornea. Along with other tests it helps detect progression of the disease.

Slit Lamp Exam: This exam uses a special device called a slit lamp which magnifies and illuminates the eye to detect any abnormalities in the cornea.
Keratometry: This test measures the curvature of the cornea and can detect any abnormal shapes which could indicate the beginning stages of keratoconus.

Pachymetry: This test measures the thickness of the cornea and can detect any changes that could be indicative of keratoconus.
Ultrasound Biomicroscopy: This test uses sound waves to take a detailed image of the cornea and can detect any irregularities in its shape which could be indicative of keratoconus.