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KERATITIS
Ahmad Wahidi bin Mohd Noor112012055
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Pendahuluan• Kelainan kornea yang paling sering ditemukan
adalah keratitis• Keratitis merupakan suatu proses peradangan
kornea yang dapat bersifat akut maupun kronis yang disebabkan oleh berbagai faktor antara lain bakteri, jamur, virus atau karena alergi. Keratitis dapat dibagi menjadi beberapa golongan berdasarkan kedalaman lesi pada kornea (tempatnya), penyebab dan bentuk klinisnya
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DEFINISI
Keratitis adalah radang pada kornea atau infiltrasi sel radang pada kornea yang akan mengakibatkan kornea menjadi keruh sehingga tajam penglihatan menurun
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ETIOLOGI
• Virus• Bakteri• Jamur• Mata kering• Benda asing• Iritasi• Sinar ultraviolet• Alergi
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• Inflamasi bola mata yang jelas• Terasa benda asing di mata• Cairan mokopurulen dengan kelopak mata
saling melekat saat bangun• Ulserasi epitel• Hipopion (terkumpulnya nanah dalam kamera
anterior)
MANIFESTASI KLINIS
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• Dapat terjadi perforasi kornea• Ekstrusi iris dan endoftalmitis• Fotofobia• Mata berair• Kehilangan penglihatan bila tidak terkontrol
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TRIAS KERATITIS
• Fotofobia• Lakrimasi• Blefarospasme
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KLASIFIKASI
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KERATITIS PUNGTATA
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KERATITIS MARGINAL
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KERATITIS INTERSTITIAL
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KERATITIS BAKTERI
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KERATITIS JAMUR
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TERAPI
Obat-obat anti jamur yang dapat diberikan meliputi:•Polyenes termasuk natamycin,
nistatin, dan amfoterisin B.•Azoles (imidazoles dan triazoles)
termasuk ketoconazole, Miconazole, flukonazol, itraconazole, econazole, dan clotrimazole
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KERATITIS VIRUS
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KERATITIS ALERGI
Etiologi
• Reaksi hipersensitivitas tipe I yang mengenai kedua mata,
• biasanya penderita sering menunjukkan gejala alergi terhadap tepung sari rumput-rumputan
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TERAPI• Biasanya sembuh sendiri tanpa diobati• Steroid topikal dan sistemik• Kompres dingin• Obat vasokonstriktor• Cromolyn sodium topikal• Koagulasi cryo CO2.• Pembedahan kecil (eksisi).• Antihistamin umumnya tidak efektif• Kontraindikasi untuk pemasangan lensa kontak
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KERATITIS SIKA
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KOMPLIKASI
• Gangguan refraksi• Jaringan parut• Ulkus kornea• Perforasi kornea• Glaukoma sekunder
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PROGNOSIS
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