File:Urinary analysis and diagnosis by microscopical and chemical examination (1906) (14784430812).jpg

Identifier: urinaryanalysi00heit (find matches)
Title: Urinary analysis and diagnosis by microscopical and chemical examination
Year: 1906 (1900s)
Authors: Heitzmann, Louis, 1864- (from old catalog)
Subjects: Urine Diagnosis
Publisher: New York, W. Wood and company
Contributing Library: The Library of Congress
Digitizing Sponsor: The Library of Congress

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Fig. 20.—Crystals of Uric Acid, Common Form (X 400). multiple, with round or pointed ends, being at times more or less irregu-lar. There may be two lozenges together, giving the twin form, or theymay be seen either half-edge or edgewise, or they may be in more or lessregular barrels. Besides these, complicated formations, crosses, and ro-settes, are seen (see Fig. 20), the latter being a conglomeration of lozenges, 72 UBINAEY ANALYSIS AND DIAGNOSIS. either in front view or edgewise, and frequently smaller crystals, some-times quite irregular, are found within the larger ones. Another form (see Fig. 21) is often seen in highly acid urine, and isusually found with gouty or rheumatic processes or with the formation
Text Appearing After Image:
Fig. 21.—Crystals of Uric Acid, from Highly Acid Urine (X 450). of uric-acid concretions in the bladder. These crystals appear in peculiarspear, comb, and brush shapes or in exaggerated lozenges. The spearshapes are in many cases very pronounced. In persons in whom the so-called uric-acid diathesis exists, these forms are frequently seen. Still another variety of uric acid (see Fig. 22) consists of concretionsof varying sizes, irregular plates, masses, and needles, either single, CRYSTALLINE AND AMORPHOUS SEDIMENTS. 73 double, or conglomerated in the form of stars. Occasionally dumb-bellforms are also met with. The passage of such concretions or gravelproper, when at all abundant, is almost invariably accompanied by moreor less severe pain. When in larger masses, we have the uric-acid cal-

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