CD Skripsi
Astigmat Kornea Pada Penderita Katarak
Corneal astigmatism is an irregularly shaped cornea that prevents light from
focusing properly on the retina and caused the eye unable to focus light rays to a
single focus point. Corneal astigmatism in cataract patients can cause poor visions
after cataract surgery. Patients could have optimum visions without glasses by toric
IOL implants during cataract surgery. This study aimed to find the distribution of
corneal astigmat level in cataract patients based on age, gender, race, and type of
astigmatism. This study was a descriptive prospective study with cross sectional
design with 550 eyes from 556 patients. The samples were collected from eligible
patient’s keratometric data in RSUD Arifin Achmad Provinsi Riau and two private
hospitals in Pekanbaru. The results of the study showed 60,9% of cataract patients
had corneal astigmatism and 61,7% of patients with astigmatic (37,2% of cataract
patients) were moderate, severe and extreme astigmatic that required correction with
toric IOL. Most of the ages were 60-69 years old (42,2%). The characteristic of the
patients were dominated by men (51,6%). The most common race is Malay
Mongoloid (97,6%). The most type of astigmatism is astigmatism against the rule
(ATR) (42,9%)
Keywords: Corneal Astigmatism, Cataract, Toric IOL
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