katarak Flashcards

1
Q

definisi katarak

A

kelainan pada opasitas lensa

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2
Q

gejala utama

A
  • penglihatan kabur (berkabut), buram lihat dekat dan jauh
  • penurunan penglihatan perlahan
  • tidak nyeri
  • glare/ silau
  • diplopia monokular
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3
Q

pf yg ditemukan

A
  • penurunan visus
  • lensa keruh
  • shadow test +
  • coa dangkal (dalam untuk hipermatur)
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4
Q

tipe katarak

A
  • kortikal
  • subkapsular (posterior)
  • nuklear
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5
Q

ciri khas katarak kortikal

A
  • kekeruhan dari perifer ke sentral

- tipe kuneiform

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6
Q

ciri khas subkapsular

A
  • kekeruhan di posterior kapsul (kupuliform), bagian anterior jernih
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7
Q

ciri khas nuklear

A
  • kekeruhan dari sentral ke perifer

- deposisi pigmen: yellowning

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8
Q

stadium katarak

A
  • (lamelar separation)
  • insipien
  • imatur
  • matur
  • hipermatur
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9
Q

tipe katarak hipermatur

A

morganian: likeufikasi lensa ==> milky fluid
sklerotik: lensa mengkerut ==> coa dalam

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10
Q

faktor resiko katarak

A
  • herediter
  • sinar uv
  • diet: defisiensi protein, vit c dan e
  • rokok
  • dehidrasi
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11
Q

tatalaksana katarak

A

non operatif: modifikasi gaya hidup, atasi dm

operatif

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12
Q

macam operasi katarak

A

ICCE dan ECCE

ECCE: konvensional, SICS, phaco

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