Proceedings of the Suffolk District Medical Society

A. L. MASON
1876 Boston Medical and Surgical Journal  
entrance into the intestine. The worms, having entered the latter, had made their way through the remains of the vitelline duct to the navel. Crall-Stones in ihe Urinary Bladder. -The presence of several calculi in the urinary bladder of a female was ascertained by Güterbock,1 and their removal effected by lithotripsy. The chemical examination of these by Schultzen and Liebreich showed them to be composed mainly of cholesterine. and biliary coloring matters with a crust of uric acid. There were
more » ... ic acid. There were three ways only by which such a calculus could have made its appearance there. It must have been introduced from without, have been formed in the urinary passages, or, having been formed in the gall bladder, been transported thence into the urinary bladder, directly or indirectly, through pathological processes. The first method wns eliminated by the size of the calculus, which was that of a walnut.
doi:10.1056/nejm187610260951704 fatcat:tcbra6lczzeexbihrgq7iwvozq