期刊论文详细信息
Arquivos Brasileiros de Oftalmologia
Plateau iris
Alberto Diniz Filho2  Sebastião Cronemberger1  Rafael Vidal Mérula1  Nassim Calixto1 
[1] ,Universidade Federal de Minas Gerais - UFMG Faculdade de Medicina OftalmologiaBelo Horizonte MG ,Brasil
关键词: Glaucoma;    angle-closure;    Anterior chamber;    Gonioscopy;    Iris diseases;    Syndrome;    Glaucoma de ângulo fechado;    Câmara anterior;    Gonioscopia;    Doenças da íris;    Síndrome;   
DOI  :  10.1590/S0004-27492008000500029
来源: SciELO
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【 摘 要 】

The term plateau iris was first coined in 1958 to describe the iris configuration of a patient. Two years later the concept of plateau iris was published. In 1977, the plateau iris configuration was classically defined as presurgical changes of an eye with a relative normal central anterior chamber depth, flat iris by conventional biomicroscopy, but displaying an extremely narrow or closed angle on gonioscopic examination. On the other hand, the plateau iris syndrome was defined as an acute glaucoma crisis in one eye with a relative normal central anterior chamber depth and patent iridotomy on direct examination, presenting angle closure confirmed by gonioscopic examination after mydriasis. In 1992, the anatomic aspects of plateau iris were studied using ultrasound biomicroscopy. Finally, plateau iris has been considered an anatomic variant of iris structure in which the iris periphery angulates sharply forward from its insertion point and then again angulates sharply and centrally backward, along with an anterior positioning of the ciliary processes seen on ultrasound biomicroscopy. The clinical treatment of plateau iris syndrome is carried out with topical use of pilocarpine. However, the definitive treatment should be fulfilled by performing an argon laser peripheral iridoplasty.

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