Journals / MN Oftalmoloji / 1999 / Cilt: 6 - Sayı: 4

Temporal clear corneal incision vs scleral tunnel incision: Comparison of astigmatic effect

Fakoemülsifikasyondaki temporal saydam kesilerin ve küçük kesili manuel ekstrakapsüler katarakt ekstraksiyonundaki skleral tünel kesinin cerrahi astigmatizma yönünden karşılaştırılması

Pages
312–314
DOI
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CONCLUSION: While minimal astigmatic change was observed in small temporal clear corneal incisions, in larger temporal corneal and superior scleral incisions, astigmatic changes were similar and invers.

📌 3 Key Takeaways

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Objective & Hypothesis:PURPOSE: To compare the astigmatic effect of temporal clear corneal incisions in phacoemulsification and scleral tunnel incisions in small incision manual extracapsularcataractextraction (ECCE).
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Key Findings & Data:METHODS: 3 groups were formed from sutureless, uncomplicated cases.
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Conclusion & Impact:CONCLUSION: While minimal astigmatic change was observed in small temporal clear corneal incisions, in larger temporal corneal and superior scleral incisions, astigmatic changes were similar and invers.
🔬Design:Research Article
📍Scope:Comprehensive Sample
⚙️Variables:Kornea · Katarakt · Katarakt çıkartılması

Abstract

PURPOSE: To compare the astigmatic effect of temporal clear corneal incisions in phacoemulsification and scleral tunnel incisions in small incision manual extracapsularcataractextraction (ECCE). METHODS: 3 groups were formed from sutureless, uncomplicated cases. Group I was 30 phacoemulsification eyes with temporal 3.5 mm clear corneal incision, group II was 30 phacoemulsification eyes with 5.5 mm clear temporal incision, group III was 30 manual ECCE patients with 6 mm small incision superior scleral tunnel. Pre and postoperative keratometric measurements were compared using Naeser's polar value. RESULTS: Mean post-operative keratometric astigmatism measured at days 7, 30 and 90 were +0.82 ± 0.92 D, +0.60 ± 0.88 D, +0.58 ± 0.60 D. In group I, +1.24 ± 1.10 D, + 1.02 ± 0.58 D, +0.90 ± 0.52 D. In group II, +0.25 ± 1.02 D, -0.50 ± 0.54 D, -1.22 ± 1.00 D. In group III respectively. Change in astigmatism during follow-up period was not statistically significant in group I (p>0.05). Stabilization in astigmatism was established by the end of third month in groups II and III (p<0.05). While mean astigmatism was by the rule in temporal incisions, it was against the rule in superior scleral incisions. CONCLUSION: While minimal astigmatic change was observed in small temporal clear corneal incisions, in larger temporal corneal and superior scleral incisions, astigmatic changes were similar and invers.

Özet

AMAÇ: Fakoemülsifikasyon cerrahisindeki temporal saydam kesilerin ve küçük kesili manuel Ekstrakapsüler Katarakt Ekstraksiyonundaki (EKKE) skleral tünel kesinin cerrahi astigmatizma yönünden karşılaştırılması YÖNTEM: Temporal saydam korneal kesiyle komplikasyonsuz fakoemülsifikasyon cerrahisi sonrası 30 gözde 3.5mm'den katlanabilir göz içi lensi (GİL) implantasyonu (Grup I) ve 30 gözde 5.5 mm'den PMMA GİL implantasyonu (Grup II) yapıldı. 30 gözde ise 6 mm'lik skleral kesiden küçük kesili manuel EKKE (Grup III) yapıldı. Postoperatif 1. hafta, 1. ve 3. ayda alınan keratometrik ölçümler Naeser'in polar değeri ile hesaplanan cerrahi astigmatizmalar yönünden karşılaştırıldı. BULGULAR: Postoperatif 1. hafta, 1. ve 3. ayda ortalama astigmatizma, Grup I'de +0.82 ± 0.92 D, +0.60 ± 0.88 D, +0.58 ± 0.60 D ve Grup II'de +1.24 ± 1.10 D, +1.02 ± 0.58 D, +0.90 ± 0.52 D idi. Grup III'de aynı zamanlar için ortalama astigmatizma +0.25 ± 1.02 D. -0.50 ± 0.54 D, ve -1.22 ± 1.00 D idi. Zamanla ortalama astigmatizma değişikliği Grup I'de istatistiksel olarak anlamlı değildi (p>0.05). Grup II'de ve Grup III'de astigmatizma stabilizasyonu 3 aya kadar devam etti (p<0.05). Temporal kesilerde ortalama astigmatizma kurala uygun iken, skleral kesilerde kurala aykırı idi. SONUÇ: Temporal saydam küçük kesilerde (Grup I) minimal astigmatizma değişikliği elde edilirken, diğer iki grubun aksiyal değişimi farklı yönde olmak üzere, 3. aya kadar olan astigmatizma değişimlerinin benzerlik gösterdiği gözlenmiştir.

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Cite This Article

KUBALOĞLU, A., KURNAZ, E., KİRİŞ, Ö., İÇAĞASIOĞLU, A. (1999). Temporal clear corneal incision vs scleral tunnel incision: Comparison of astigmatic effect. MN Oftalmoloji, Cilt: 6 - Sayı: 4, 312–314. https://ajindex.com/articles/296497