The preventive treatment of calculous disease, and the use of solvent remedies / by Sir Henry Thompson.

  • Thompson, Henry, Sir, 1820-1904.
Date:
1876
Catalogue details

Licence: Public Domain Mark

Credit: The preventive treatment of calculous disease, and the use of solvent remedies / by Sir Henry Thompson. Source: Wellcome Collection.

Provider: This material has been provided by the National Library of Medicine (U.S.), through the Medical Heritage Library. The original may be consulted at the National Library of Medicine (U.S.)

    19/88
    formation of cayenne-pepper crystals. Of this deposit I have some very good specimens here, which have been collected from patients who passed it habitually. These consist mainly of the transparent rhomboidal uric- acid crystals—which you know to be very beautiful objects under the microscope. They may be passed almost daily and habitually by some persons ; while others will do so only every few weeks, but then in large quantity, which usually produces a good deal of irrita- tion. At such periods the patient may expe- rience pains in the back and great discomfort, and he may then be said to have an attack of sand or gravel. These attacks occur at varying intervals, and usually become more frequent or severe, unless the patient does something to prevent their occurrence. After- wards he passes tiny calculi, popularly called gravel, which seem to be rounded or ir- regular aggregations of the same crystals; and these little bodies tend in time to become larger, sometimes as large as small peas, or even beans ; and they are still specimens of