Renal diseases : a clinical guide to their diagnosis and treatment . Pus cast. cles, which are moulded together as the epi-thelial cells are and washed out, not as isolatedcells, but in these cylindrical groups. Theyare rare, but the cases do not differ, as regardssymptoms, from those in which the epithelialcast alone is visible. They represent an acuteform of albuminuria. Fatty In the chronic varieties of albuminuria castsand are seen free from cells, or the vestige only ofgranular one here and there; but these casts have a dis-eases, tinct granular appearance, and in the finegranular matter,
Renal diseases : a clinical guide to their diagnosis and treatment . Pus cast. cles, which are moulded together as the epi-thelial cells are and washed out, not as isolatedcells, but in these cylindrical groups. Theyare rare, but the cases do not differ, as regardssymptoms, from those in which the epithelialcast alone is visible. They represent an acuteform of albuminuria. Fatty In the chronic varieties of albuminuria castsand are seen free from cells, or the vestige only ofgranular one here and there; but these casts have a dis-eases, tinct granular appearance, and in the finegranular matter, or in more transparent partof the cast, numerous isolated, highly refrac-tive grains or molecules are seen. These appear to be the nuclei of abortive orof broken-up disintegrated cells. When large,25 290 THE URINE. ORGANICFORMS. Fatty or a few of them coalesce together, they have and all the characteristic refraction of fat grains. granular These when grouped together in granules, casts, both of large and small dimension, give a dis- Fiff. aa. Fatty casts, bb. Blood casts, dd. Free fatty molecules. tinctly fatty aspect to the cast, and these aredesignated fatty casts. They are most charac-teristic of the fatty and amyloid form of degene-ration. Granular casts are also met with in thechronic albuminuria of cardiac and pulmonarydropsy. In these dropsies with albuminuriacasts are occasionally seen which are perfectlyhyaline or transparent, with a well-defined out- THE URINE 291 ORGANIC Fatty line, but with fissures as if the mould wereand split. granular Casts very densely granular are met with inthe amyloid form of disease, and Dr. Dicken-son says they will receive the characteristicorange-brown stain by aqueous solution of io-dine. These were formerly very inappropriatelytermed glassy casts. They are perfectly trans-parent moulds or cylinders, with a well-definedoutline; in their simplest form they are freefrom all other material, perfectly transparent casts. Hyalinecasts.
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Keywords: ., bookcentury1800, bookdecade1870, booksubjectkidneys, bookyear1870
