Placido topography guided PRK for irregular astigmatism Navid - - PowerPoint PPT Presentation

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Dec 09, 2023 174 likes •283 views

Placido topography guided PRK for irregular astigmatism Navid Ardjomand Sehzentrum fr Augenlaser & Augenchirurgie, Graz Dept. of Ophthalmology, Medical University Graz Financial interests: Consultant for CZM ERLS, Amsterdam May 2018 P

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ERLS, Amsterdam May 2018

Placido topography guided PRK for irregular astigmatism

Navid Ardjomand

Sehzentrum für Augenlaser & Augenchirurgie, Graz

Dept. of Ophthalmology, Medical University Graz

Financial interests: Consultant for CZM

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ERLS, Amsterdam May 2018

10 Patients (13 eyes) (2/3 eyes female)
Age 36,2 ± 7,7 (25 – 51)
Single surgeon
Atlas topography and calculation with CRS Master
Transepithelial PTK 8,0 mm; 55 µm
PRK Topo guided PRK (6,5 mm – 7,0 mm) with 0.02% MMC for 40 seconds
CL
Data collection 6 months after treatment (Pentacam 6.0 mm)

P & M

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ERLS, Amsterdam May 2018 Z3,1 in µ Z4,0 in µ HO RMS in µ Peak to Valley in µm Pachymetry in µm

Results

Corneal astigmatism in D

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ERLS, Amsterdam May 2018

Results

UCDVA CDVA

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ERLS, Amsterdam May 2018

Case 1 ff keratoconus (38y)

DCVA 1.0 DCVA 0,7 UCDVA 1.0

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ERLS, Amsterdam May 2018

Case 2 KK/PMD (31y)

DCVA 0,2 UCDVA 0,9

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ERLS, Amsterdam May 2018

Case 5, KK (48y)

DCVA 0,5 DCVA 0,9

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ERLS, Amsterdam May 2018

Case 3 Corneal scar (25y)

DCVA 0,7 UCDVA 1,0

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ERLS, Amsterdam May 2018

Case 5 decentered ablation in 90ies

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ERLS, Amsterdam May 2018