протекание кератита

CATARACT - cataract of an eye. Distinguish К. congenital and got. Congenital К. are found out at children's age, are, as a rule, bilateral and usually do not progress. Downturn of sight depends on size and intensity помутнений. The reasons of development got К. are various: a trauma, эндокринные diseases, infringements of a metabolism, нек-рые professional harm, etc. The Reason of development most frequently meeting senile К. is not clear. Подробнее...

Склера, consisting of dense collagenic fibres, it is opaque, poor blood vessels. The forward part склеры is covered конъюнктивой. On border of connection склеры with a transparent cornea is present superficial желобок in the width ок. 1 mm, so-called лимб. A cornea - transparent бессосудистое formation{education}, in the optical attitude{relation} working similarly to strong convex glass. She{it} possesses very high sensitivity a plenty of the nervous terminations{endings} located basically in its{her} superficial layers. Подробнее...