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PURPOSE To prospectively compare laser in situ keratomileusis (LASIK) flaps created with a femtosecond laser or a mechanical microkeratome and analyze the effect of the postoperative measurement interval on estimated femtosecond flap thickness using ultrasound (US) pachymetry. SETTING Department of Ophthalmology, University Hospital of Coimbra, and(More)
Resumo. A indústria de software vem demonstrando crescente interesse em engenharia de requisitos, isto é, entender o que se deseja construir antes de começar a fazê-lo. Estão percebendo que o tempo utilizado no entendimento do problema é um excelente investimento. Os requisitos de software são a base a partir da qual a qualidade é medida. Desta forma, a(More)
To analyze photorefractive keratectomy (PRK) outcomes in myopia and myopic astigmatism correction using the WaveLight Allegretto Wave Eye-Q(®) excimer laser system (WaveLight Laser Technologie AG, Erlangen, Germany). 222 eyes of 151 patients underwent PRK (mean age 33.5 ± 6.8 years). Pre-operative best spectacle-corrected visual acuity (BSCVA) ranged from(More)
PURPOSE To analyze the efficacy and safety of topography-guided photorefractive keratectomy (TG-PRK) to treat irregular astigmatism after corneal transplantation. METHODS This was a retrospective observational case series. Eyes with irregular astigmatism after penetrating keratoplasty treated with TG-PRK (Allegretto Wave Eye-Q) with the topography-guided(More)
The new generation of e-learning, commonly referred to as s-learning aims at the elimination of physical, social and cultural barriers and harnessing the potential of Web 2.0 in education. Allows a strong motivation for learning shortening distances between people and creating communities that share the same learning interests and goals. This paper(More)
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