Text-book of ophthalmology . - ... 360 TEXT-BOOK OF OPHTHALMOLOGY the ectasia, in ciliary staphyloma at its anterior border; furthermore, a thin ciliarystaphyloma usually transmits light, and so admits of our recognizing the elongatedciliary processes as black striae on its inner surface (c, Fig. 138). 296. Total Ectasia.—This consists in a uniform dilatation of the entiresclera, so that the eyeball is enlarged in toto. The sclera is everywherethinned and the chorioidal pigment shows through it, so that it has a bluish-white appearance. Total ectasia can develop only in youth when the sclerais
Text-book of ophthalmology . - ... 360 TEXT-BOOK OF OPHTHALMOLOGY the ectasia, in ciliary staphyloma at its anterior border; furthermore, a thin ciliarystaphyloma usually transmits light, and so admits of our recognizing the elongatedciliary processes as black striae on its inner surface (c, Fig. 138). 296. Total Ectasia.—This consists in a uniform dilatation of the entiresclera, so that the eyeball is enlarged in toto. The sclera is everywherethinned and the chorioidal pigment shows through it, so that it has a bluish-white appearance. Total ectasia can develop only in youth when the sclerais still everywhere yielding; the sclera of adults is so rigid that it can pro-trude only at certain weaker spots, and hence it admits of only partialectasia?. Total ectasia occurs most frequently at the same time with staphy-loma of the cornea or with anterior scleral staphyloma. By the combinationof these two kinds of ectasia a very extraordinary enlargement of the eyeballsometimes develops. Much more rarely a second, pure
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Keywords: ., bookcentury1900, bookdecade1910, booksubjecteye, booksubjectophth
