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Rev. bras. oftalmol ; 70(5): 306-311, out. 2011. ilus
Article in English | LILACS | ID: lil-606742

ABSTRACT

The authors conducted a review of classical and conflicting theories of accommodation and presbyopia. They make a critical comparison with the findings of magnetic resonance imaging (MRI) that have been developed in recent decades. Based on these studies, formulates a new approach on the subject, shifting the focus of the discussion of the lens to the posterior pole of the eye.


Os autores revisaram as teorias clássicas e conflitantes sobre acomodação e presbiopia. E as compararam criticamente com os achados de imagem por ressonância magnética (MRI) que têm se desenvolvido nas últimas décadas. Baseado nestes estudos, formulam uma nova abordagem sobre o tema, mudando o foco da discussão do cristalino para o polo posterior do olho.


Subject(s)
Humans , Presbyopia/physiopathology , Presbyopia/diagnostic imaging , Accommodation, Ocular/physiology , Lens, Crystalline/physiopathology , Aging/physiology , Magnetic Resonance Imaging , Ciliary Body/physiopathology , Elasticity , Emmetropia/physiology , Models, Theoretical
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