نتایج جستجو برای: dalk

تعداد نتایج: 181  

ژورنال: بینا 2015
جوادی, محمدعلی, شهابی, کاملیا, طاهری, نازلی, فیضی, سپهر, کریمیان, فرید,

     به تازگی پیوند قرنیه لایه‌ای عمیق قدامی (Deep Anterior Lamellar Keratoplasty; DALK) به عنوان یک روش جایگزین برای پیوند قرنیه نافذ (Penetrating Keratoplasty; PK) جهت بیماری‌های قرنیه‌ای که اندوتلیوم را درگیر نمی‌کنند، معرفی شده است. در عمل DALK، نیازی به قرنیه با کیفیت مطلوب از نظر سلول‌های اندوتلیوم نمی‌باشد، بنابراین معیار انتخاب بافت قرنیه راحت‌تر است. این امتیاز منجر به افزایش دسترسی...

Journal: :Revista Mexicana de Oftalmología (English Edition) 2019

2012
Mohammad-Reza Jafarinasab Sepehr Feizi Hamed Esfandiari Bahareh Kheiri Mohadesse Feizi

PURPOSE To investigate the incidence, mechanisms, characteristics, and visual outcomes of traumatic wound dehiscence following keratoplasty. METHODS Medical records of 32 consecutive patients with traumatic globe rupture following keratoplasty who had been treated at our center from 2001 to 2009 were retrospectively reviewed. RESULTS The study population consisted of 32 eyes of 32 patients ...

2015
Quinlan Gupta Masood

Purpose: To study the effect of biomechanical properties of the cornea on the intraocular pressure in eyes affected with Mucopolysaccharidosis type I-S (Scheie's syndrome). Methods: Four eyes of two patients in their mid-fifties diagnosed with Scheie's syndrome were investigated for corneal biomechanical properties. The corneal biomechanical profile was assessed by the use of Ocular response an...

2016
Soohyun Kim Ji Yoon Kwak Manbok Jeong Kangmoon Seo

This study was conducted to establish the feasibility of corneal transplantation using the big-bubble technique (BBT) to perform deep anterior lamellar keratoplasty (DALK) in three dogs. After the cornea was trephined 750 µm, 4 mL of air was injected, and the blanched stroma was removed to expose Descemet's membrane (DM). The donor corneal button, which was gently stripped off the DM, was sutur...

Journal: :Journal of bacteriology 1974
W T Charnetzky R P Mortlock

Klebsiella aerogenes strain W70 has an inducible pathway for the degradation of d-arabitol which is comparable to the one found in Aerobacter aerogenes strain PRL-R3. The pathway is also similar to the pathway of ribitol catabolism in that it is composed of a pentitol dehydrogenase, d-arabitol dehydrogenase (ADH), and a pentulokinase, d-xylulokinase (DXK). These two enzymes are coordinately con...

Journal: :Archivos de la Sociedad Espanola de Oftalmologia 2015
A Cano-Ortiz A Villarrubia

OBJECTIVES To evaluate the effectiveness of deep anterior lamellar keratoplasty (DALK) using Melles technique (technique B) in patients with advanced keratoconus versus a classic technique, penetrating keratoplasty (technique A). METHODOLOGY Retrospective descriptive comparative study between technique A and technique B in homogeneous groups. RESULTS Best corrected visual acuity (Snellen te...

Journal: :Journal of cataract and refractive surgery 2016
Ryan M St Clair Anushree Sharma David Huang Fei Yu Yakov Goldich David Rootman Sonia Yoo Florence Cabot Jason Jun Lijun Zhang Anthony J Aldave

PURPOSE To develop a nomogram for femtosecond laser astigmatic keratotomy (AK) to treat post-keratoplasty astigmatism. SETTING Three academic medical centers. DESIGN Retrospective interventional case series. METHODS A review of post-keratoplasty femtosecond laser AK was performed. Uncorrected (UDVA) and corrected (CDVA) distance visual acuities, manifest refraction, and keratometry were r...

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