File:Veterinary notes for horse owners - a manual of horse medicine and surgery (1903) (14595470228).jpg

Identifier: veterinarynotesf00haye (find matches)
Title: Veterinary notes for horse owners : a manual of horse medicine and surgery
Year: 1903 (1900s)
Authors: Hayes, M. Horace (Matthew Horace), 1842-1904
Subjects: Horses Horses -- Diseases Horses -- Diseases
Publisher: London, England : Hurst and Blackett, Ltd.
Contributing Library: Webster Family Library of Veterinary Medicine
Digitizing Sponsor: Tufts University

View Book Page: Book Viewer
About This Book: Catalog Entry
View All Images: All Images From Book
Click here to view book online to see this illustration in context in a browseable online version of this book.

Text Appearing Before Image:
oes not enter them. Undercircumstances which cause hernia, the bowel or the omentum, or both, maybe forced into, or may slip through one or both inguinal canals, and to agreater or less extent, into the scrotum. The navel is the site of the opening into the abdomen, through which thenavel-string that connected the foetus to the mare, passed. Shortly afterbirth, the navel-string becomes divided, either accidentally or intentionally,and the opening, under healthy conditions, soon closes up. The attempt atclosure may, however, be incomplete or defective from injury, ill health, orhereditary predisposition, and a hernia at the navel may ensue. Acute Inguinal Hernia. An inguinal hernia is the passage through one of the inguinalcanals of a loop of intestine (Fig. 112), or a portion of omen-tum, or of both. It may only just show through the inguinal canal,or may descend low down in the scrotum (when it is termed bysome scrotal hernia); although it seldom comes down as low maUINAL HEENIA. 285
Text Appearing After Image:
^>s^^W^^Vx^^~ OOP of escaped in.eftine. D D pint ote .°^^^- ^^ B, of s„on™ ,.„„. ™„-w„), i„ ;sr .::rMTMies.° of the contentT of the aido J. T^^^^) by which a portion canal; shook Ji fa^l,1 cT^rth Tot ST *^^- T , or tne tact of the inguinal canal 286 HERNIA. being naturally unduly wide. The superior inguinal ring becomesdilated if the hind le^: of its side is extended backwards and out-wards. PREDISPOSITION.—Climatic heat is a strong predisposingcause, by its relaxing effect on the tissues, Avhich in entires suffer-ing from inguinal hernia, is aided by the fact that in hot countriesthe testicles hang lower down, than in temperate or cold ones,and thus increase the pressure of their cords on the respective in-guinal canals. H. Bouley states that inguinal hernia is morecommon in hot weather than in winter. Inguinal hernia is notuncommon among entire horses; but is extremely rare among geld-ings ; for the cord, when freed from the weight of the testicle,ceases to ex

Note About Images