perdarahan retina
DESCRIPTION
perdarahan pada retinaTRANSCRIPT
![Page 1: Perdarahan Retina](https://reader033.vdocuments.mx/reader033/viewer/2022061503/563dbbb7550346aa9aaf9c06/html5/thumbnails/1.jpg)
PERDARAHAN RETINA
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PENDAHULUAN• ANATOMI RETINA - 10 lapisan retina 1. Membran limitan interna 2. Lap. Serat saraf 3. Lap. Sel ganglion 4. Lap. Pleksiform dalam 5. Lap. Nuklear dalam 6. Lap. Pleksiform luar 7. Lap. Nuklear luar 8. Membran limitan eksterna 9. Lap sel rod dan konus 10. lap ep. Pigmen retina & membran basal
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Vaskularisasi retina
• Dr koriokapiler• Cab a.retina sentral
Fungsi retina : menerima bay. visual → otakJk terjadi kerusakan :• Makula → ggn visus sentral• Perifer → ggn visus perifer (penglihatan samping)
![Page 5: Perdarahan Retina](https://reader033.vdocuments.mx/reader033/viewer/2022061503/563dbbb7550346aa9aaf9c06/html5/thumbnails/5.jpg)
Normal funduscopy
![Page 6: Perdarahan Retina](https://reader033.vdocuments.mx/reader033/viewer/2022061503/563dbbb7550346aa9aaf9c06/html5/thumbnails/6.jpg)
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Etiologi
• Peny lokal dari pemb. drh retina a/ koroid• Peny sistemik → hipertensi, arteriosklerosis,
perdrhan araknoid• Ggn sirkulasi : trombus, emboli• Perub komposisi drh : anemia, leukemia• Peny metabolik : DM• Kehilangan drh : hematemesis, menoragia
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Klasifikasi• Perdarahan preretina - Antara m. hyaloidea & retina• Perdarahan lap serat saraf - Perdarahan flame shaped• Perdarahan pungtat - asal dr pembuluh kapiler arteri & vena• Perdarahan subretina - jarang, asal dr pemb. drh koroid• Perdarahan di bawah RPE - Warna gelap, tdk halus
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Perdarahan preretina
![Page 10: Perdarahan Retina](https://reader033.vdocuments.mx/reader033/viewer/2022061503/563dbbb7550346aa9aaf9c06/html5/thumbnails/10.jpg)
Perdarahan subretina
![Page 11: Perdarahan Retina](https://reader033.vdocuments.mx/reader033/viewer/2022061503/563dbbb7550346aa9aaf9c06/html5/thumbnails/11.jpg)
Gambaran klinik
• Subyektif : - gangguan visus, glaucoma hemorrhage, nyeri• Obyektif - flame shaped app - blot & dot hemorrhage
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Penanganan
• Tergantung kausa• Perdarahan kecil → self limiting• Istirahatkan tubuh dan mata• Koagulansia : adona, vit K oral, a/ parenteral• Anti hipertensi• Anti glaukoma
![Page 14: Perdarahan Retina](https://reader033.vdocuments.mx/reader033/viewer/2022061503/563dbbb7550346aa9aaf9c06/html5/thumbnails/14.jpg)
Komplikasi
• Spot atopik (putih) dgn pigmentasi di tepinya• Vitreus → retinitis proliferans
![Page 15: Perdarahan Retina](https://reader033.vdocuments.mx/reader033/viewer/2022061503/563dbbb7550346aa9aaf9c06/html5/thumbnails/15.jpg)
Prognosis
Tergantung :• Lokasi• Cepat/tdknya di tangani• Komplikasi
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