Produced by Audrey Longhurst, Kevin Handy, Josephine Paolucci and the Online Distributed Proofreading Team at http://www.pgdp.net U. S. DEPARTMENT OF AGRICULTURE, BUREAU OF ANIMAL INDUSTRY. A. D. MELVIN, CHIEF OF BUREAU. * * * * * SPECIAL REPORT ON DISEASES OF THE HORSE. BY Drs. PEARSON, MICHENER, LAW, HARBAUGH, TRUMBOWER, LIAUTARD, HOLCOMBE, HUIDEKOPER, MOHLER, EICHHORN, HALL, AND ADAMS. * * * * * REVISED EDITION, 1916. [Illustration] WASHINGTON: GOVERNMENT PRINTING OFFICE. 1916. DEPARTMENT OF AGRICULTURE, _Washington, March 30, 1916._ * * * * * Transcriber's note: The italic markup for single italized letters are deleted for easier reading. Minor typos have been corrected and footnotes moved to the end of the sections. * * * * * This edition of the Special Report on Diseases of the Horse has been prepared in compliance with House Concurrent Resolution No. 13, passed February 3, 1916, as follows: _Resolved by the House of Representatives (the Senate concurring)_, That there be printed and bound in cloth one hundred thousand copies of the Special Report on the Diseases of the Horse, the same to be first revised and brought to date, under the supervision of the Secretary of Agriculture; seventy thousand copies for the use of the House of Representatives and thirty thousand for use of the Senate. Since the original edition issued by the Department in 1890 several editions have been printed by order of Congress. The work was reprinted in 1896, and revised and reprinted in 1903, 1908, and 1911. In accordance with the foregoing resolution it again has been revised so as to embody the latest practical development of knowledge of the subject. D. F. HOUSTON, _Secretary._ CONTENTS. Page. The examination of a sick horse. By Leonard Pearson 7 Fundamental principles of disease. By Rush Shippen Huidekoper 27 Methods of administering medicines. By Ch. B. Michener 44 Diseases of the digestive organs. By Ch. B. Michener 49 Diseases of the respiratory organs. By W. H. Harbaugh 95 Diseases of the urinary organs. By James Law 134 Diseases of the generative organs. By James Law 164 Diseases of the nervous system. By M. R. Trumbower 210 Diseases of the heart, blood vessels, and lymphatics. By M. R. Trumbower 247 Diseases of the eye. By James Law 274 Lameness. By A. Liautard 298 Diseases of the fetlock, ankle, and foot. By A. A. Holcombe 395 Diseases of the skin. By James Law 458