Text-Book of the Principles and Practice of Medicine Volume 1

Text-Book of the Principles and Practice of Medicine Volume 1

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This historic book may have numerous typos and missing text. Purchasers can download a free scanned copy of the original book (without typos) from the publisher. Not indexed. Not illustrated. 1891 edition. Excerpt: ...Oxalate of lime (CaCjOJ.--These are the only common renal calculi beside those of lithic acid. They are characterised by their extreme hardness and their rough irregular surface, whence the name of "mulberry In vol. xiii of the 'Pathological Transactions' is a full account of this case by Mr Haynes Walton. calculi." They are, however, often passed safely while still small; they then appear as smooth, rounded, greyish or brown bodies, which are compared to hemp seeds; or they may be covered with glistening crystals. As a cause of hematuria, pyelitis, or renal colic in middle-aged people, such little calculi are more frequent, in the author's experience, than those of any other kind. The larger "mulberry" stones are generally of a blackishbrown colour, and irregularly rounded form; Roberts, however, says that stones of the same composition are sometimes oval, smooth, and of a bluishgrey colour. When crushed, they break into sharp, angular pieces. Mulberry calculi are usually solitary, and never present in large numbers. It seldom happens that more than two of the small hemp-seed concretions are passed by the same patient, and then they are passed at long intervals. 4. Cystine (C3H6NS02).--Calculi of this substance are very rare. They are usually egg-shaped; their surface is granular, and glistens with minute crystals; they are of a honey-yellow colour, and on section look semi-translucent, like beeswax, and show indications of a radiating structure. It is curious that when exposed to daylight for a long time they slowly acquire a delicate green hue. They are of rather soft consistence, so as to be marked by the nail--a distinction from the uric acid calculi, which they somewhat resemble. They are soluble in ammonia. They may...show more

Product details

  • Paperback | 636 pages
  • 189 x 246 x 33mm | 1,120g
  • Rarebooksclub.com
  • Miami Fl, United States
  • English
  • black & white illustrations
  • 123657897X
  • 9781236578976