File:A practical treatise on diseases of the skin, for the use of students and practitioners (1897) (14597501170).jpg

Identifier: practicaltreati00hyd (find matches)
Title: A practical treatise on diseases of the skin, for the use of students and practitioners
Year: 1897 (1890s)
Authors: Hyde, James Nevins, 1840-1910 Montgomery, Frank Hugh, 1862- joint author
Subjects: Skin
Publisher: Philadelphia, New York, Lea brothers & co.
Contributing Library: The Library of Congress
Digitizing Sponsor: The Library of Congress

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the soil upon whichit may flourish most favorably is of paramount interest in an etiolog-ical view. The young, the delicate, the cachectic furnish such a cul-ture-field. With these must be included, as favoring such accidents,the mode of life of the very poor, the filthy, and the degraded. 1 Annates de Derm, et de Syph., 1891, t. ii. 8-9. 580 DISEASES OF THE SKIN. Thus, lupus vulgaris is seen to be declared first in the majority ofall cases during the first decade, between the third and sixth years oflife ; rarely after the thirtieth year, for the reasons above given. Thesignificant fact in this connection is that at this period of life thechild often deprived of the constant care of a mother by the demandsmade by a still younger infant, untaught in the simplest rules ofcleanliness, picking and scratching the face after miscellaneous con-tacts of the fingers with all sorts of material, is exceedingly liable toinoculate the skin of the face with tuberculous virus, if there be Fig. 69.
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Section of a lupous nodule : a, reticulum with cell-infiltration (c); b, normal corium ;d, giant cells. (After Kaposi ) victims of such disease occupying the same apartment or house. Itis significantly first upon the face in these early years, and next overparts such as the extremities or the genital region, to which the ex-posed hands have been carried, that the early symptoms of lupus vul-garis are betrayed. Further, it is significant that well-marked casesare more frequent among the poor, the filthy, and the degraded thanamong the comfortable and cleanly. The prevalence of the diseasein public as contrasted with private practice is conspicuous in allstatistics. NEW-GROWTHS. 581 As throwing additional light upon the question of childhood infec-tion, it is to be noted that other forms of tuberculosis occur at anyperiod of life and in both sexes, when the accident of infection oper-ates. Thus in verruca necrogenica and warty growths of the samenature, it is the contact with the bodies

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