Collected Papers of the Mayo Clinic and the Mayo Foundation Volume 11

Collected Papers of the Mayo Clinic and the Mayo Foundation Volume 11

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This historic book may have numerous typos and missing text. Purchasers can usually download a free scanned copy of the original book (without typos) from the publisher. Not indexed. Not illustrated. 1920 edition. Excerpt: ...and by the fact that 75.4-5 per cent of the patients reported living have been free from the disease on an average of six years, one and six-tenths months. 17. Of the patients reported dead, fewer than one-third died from this disease. 18. Excessive exposure to sunlight as a ca-use of the neoplasm has not been borne out by the facts in our series of cases. It was noted that the hand, which is exposed to sunlight at least as much as any part of the body_ above the clavicles, did not show lesions. 19. Practically all the neoplasms in our series had their origin in the germinal layer of the epidermis of the skin. Only one was demonstrated to have originated from a hair follicle (Fig. 272). BIBLIOGRAPHY 1. Broders, A. C., and Mac('arty, W. C.: Epithelioma, Surg., Gynec. and Obst.. 1918, xxvii, 27:141. CONGENITAL ECTODERMAL DEFECT WITH REPORT OF A CASE W. H. GOECKERMANN This ease is reported not only because of its apparently extreme rarity but also because it may serve as a stimulus to further investigation of the factors responsible for defective development of the ectoderm. A convenient opportunity is also afforded to discuss certain phases of the function of the skin on which modern physiologists and dermatologists still disagree. Our case is the second of its kind reported in the American literature and the sixth reported in the world's literature.1' It stands absolutely unique, however, in the fa.ct that the developmental defect occurred in a female; all other cases reported occurred in the male. The significance of the latter fact will be apparent from subsequent discussion. It would seem, however, that the extreme rarity of this type of case is more apparent than real. All evidence in the literature points to the fact that the...
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Product details

  • Paperback | 416 pages
  • 189 x 246 x 22mm | 739g
  • United States
  • English
  • black & white illustrations
  • 1236774116
  • 9781236774118