204 PEINCIPLES OF VETERINAET SUEGERY 



systemic infection wMch. may be a pyemia or septicemisi. 

 Soon after, a febrile reaction is shown by the animal, tli& 

 joints, especially tbe tock, stifle, hip, knee, elbow, shoulder- 

 joints swell, terminating by abscess formation in them. Such, 

 animals live from two to three weeks, when they die with, 

 symptoms of either pyemia or septicemia. 



Describe the most important changes in septic or pyemia, 

 arthritis. 

 The synovial membrane is red and swollen. The synovia 

 is increased in quantity and turbid or even replaced by pus. 

 The articular cartilage and even at times the bones are. 

 necrotic. The tissues surrounding the joints exhibit abscesses. 

 The other post mortem changes are those peculiar to pyemia, 

 or septicemia. 



Sow do you treat septic arthritis ? 



The treatment of the affected animal is practically hope-' 

 less ; the main feature is prophylaxis, as disinfection of thps 

 umbilicus and stable. 



Describe gouty arthritis {arthritis urica). 



Peculiar to birds, occasionally seen in the dog ; supposedl ' 

 to be the resxilt of an excess of uric acid in the blood and tis- 

 sues, impaired metabolism, etc. It is characterized by- 

 deposits of sodium biurate in and around joints. 



What is periarthritis f 



It is an inflammation of the soft tissues surrounding a 

 joint. 



Name the soft tissues involved in the inflammatory process. 



The peritoneum, synovial sheath of tendons and synovial 

 bursas. 



