HERNIA 



233 



the bowel to become so much enlarged that it becomes in- 

 carcerated, and would lead to gangrene of the bo-v\el and 

 septicaemia if unrelieved. 



Operation. — If castration is done matters are greatl}' simpli- 

 fied, as the prolapsed intestine is carefull)- returned under 

 chloroform (the usual antiseptic precautions having been 

 adopted), and an incision made into the scrotum down as far 



Fig. 151.— An Aged Yorkshire Terrier with Scrotal Hernia. 1 



as the tunica vaginalis testis. At this stage the sac is clearly 

 stripped from the surrounding tissues, and a silk ligature fixed 

 around it above the testicle. The part below is excised, the 

 abdominal cavity not being opened. The skin is sutured 

 with silkworm gut, and covered ^\■ith iodoform and collodion 

 in the usual way. 



1 For this photograph I am indebted to Mr. H. Gray, M.R.C.V.S. 



