. Transactions . )nt no niiclei and no blood-vessels, scl. Situ-ation of sclerijtic. The sclerotic at this part is thinned, buthealthy in structure. TIk fij^-urc from top to bottom in-cludes about lialf tlie thickness of the layer. x 2(K). ])igment (remains of retinal epithelium) are imprisoned atmany ])laces; there are no vessels. This stratum of fibroustissue extends, as a definite structure, over perhaps onefourtli or one tliii-d of tlie suiface of the growtli, and is SAKCOMA nl IIIK !KI thickest—tiiHy 1 inm.—at alxjut the centre ; ])ei-i))lierallyit passes into a thin, structurel

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. Transactions . )nt no niiclei and no blood-vessels, scl. Situ-ation of sclerijtic. The sclerotic at this part is thinned, buthealthy in structure. TIk fij^-urc from top to bottom in-cludes about lialf tlie thickness of the layer. x 2(K). ])igment (remains of retinal epithelium) are imprisoned atmany ])laces; there are no vessels. This stratum of fibroustissue extends, as a definite structure, over perhaps onefourtli or one tliii-d of tlie suiface of the growtli, and is SAKCOMA nl IIIK !KI thickest—tiiHy 1 inm.—at alxjut the centre ; ])ei-i))lierallyit passes into a thin, structureless membrane bearin^f tliepigmented epithelium upon its inner (retinal) surface(Fig. 28, h). This e])ithe]ium-bearing membrane seems atfirst sight to represent the elastic lamina of the choroid,but the latter structure is in reality separate from it, beingtracenblo, with iiitei-rnptions, from one side of the tumour.

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Keywords: ., bookcentury1800, bookdecade1880, bookpu, booksubjectophthalmology