formation, depending upon inflammation produced by the fistula." 1858. Dr. E. M. Hodges.
2661. Calculus removed by the lateral operation ; of a flattened, oval form ; in. by | in. ; earthy appearance ; surface rough, with some small, shining crystals. Consists chiefly, according to Dr. Bacon, of the triple phosph. and phosph. of lime, with some ur. ac. and urates. The crystals upon the exterior are the triple phosph.
From a mechanic, of this city, set. fifty-one, who had severe urinary symptoms, and had had them, more or less, as long as he could remember. In 1858 a large calculus was removed. Oct. 25th, 1859, another stone was felt by Dr. B., and on the 25th of Feb. the operation was per- formed. The calculus broke, and the specimen here shown formed the nucleus ; about a teaspoonful of fragments be- ing also scooped out. The patient finally did well. (Hos- pital, 87, 6.) 1860. Dr. H. J. Bigelow.
2662. A dark, compact, urethral calculus, about in. long and in. in diameter ; transverse section highly polished. Ex- amined by Dr. White ; ox. of lime, with urate of soda, and a trace of uric acid. From a little boy, five years old, who had had retention of urine for about twenty-four hours, and some trouble for two or three days. Removed by incision in front of the scrotum, and the child did well. 1860. Dr. J. Homans.
2663. A calculus, that was passed from the urethra. It is about \ in. long, \ in. in diameter, crystalline upon the surface, and consists, probably, of ox. of lime. From a man, about fifty-two years of age, and who had had uri- nary symptoms for some years. The calculus protruded from the urethra, and was easily removed. 1857.
Dr. J. Ware.
2664. Urethral calculus, f in. by in., irregular, granulated, and composed apparently of the ox. of lime. From a man, set. twenty-seven, who had suffered for two months from pretty severe symptoms, that had been attributed to inflammation of the bladder. The calculus was felt about f in. from the orifice of the urethra, and was easity re- moved. (Hospital, 140, 202.) 1869.
Dr. R. M. Hodges.
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