Ebrahim Jafarzadehpur
Department of Optometry, Faculty of Rehabilitation, Tehran University of Medical Sciences, Tehran, Iran
[ 1 ] - Evaluation of ocular accommodation, convergence and fusional vergence changes during Ramadan
Purpose: There are a few researches regarding the effects of Islamic fasting on visual system. The aim of this study was to investigate the effects of Ramadan fasting on the amplitude of accommodation (AA), near point of convergence (NPC), positive and negative fusional vergences (PFV and NFV, respectively) in visually healthy fasters. Methods: AA, NPC, PFV and NFV at far (6m) and near (40cm) w...
[ 2 ] - بررسی نقش ابتلا به تالاسمی در اختلال آستانه کانتراست بینایی
Background and purpose: Threshold contrast sensitivity could be considered as an important indicator of visual function in thalassemic patients. In this study the threshold of contrast sensitivity was investigated in patients with major and minor thalassemia and normal individuals. Material & methods: This cross-sectional study was conducted in 30 patients of thalassemia major (Desferal depen...
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