Equine Castration Flashcards
What is incised on a closed castration?
Scrotal skin, tunica dartos, and scrotal fascia
What is left intact on a closed castration?
Parietal tunic
What is different about an open castration?
Parietal tunic is split completely
Vessels and cord emasculated/ligated sepparately
What is different about a modified castration?
Small window is cut into the parietal tunic
Vessels may be emasculated/ligated separately
How should the emasculators be oriented?
Nut to nut
Check assembly yourself every time
Do you emasculate tissue under high tension? Why?
No, will shear instead of crush
When are standing castrations usually done?
Racetrack practice
Rescue/emaciated horses
What are the pros and cons of a standing castration?
Pros: no GA, speed
Cons: personal safety, tension, control of bleeding
What are the pros and cons of a castration with GA with field conditions?
Pros: safer recovery (vs. surgical suite), personnel safety (vs. standing), access
Cons: GA, sterility, environment
What recumbency should you not place Friesians in for castration? Why?
Dorsal
Myelomalacia of the cord
What are the pros and cons of castration with GA in a surgical suite?
Pros: sterility, weather, access, control of complications, assistants
Cons: increased cost, GA, recovery
What are the main castration complications to keep in mind?
Anesthetic complications
Edema/swelling
Seroma
Hemorrhage
Iatrogenic penile trauma
Hydrocele
Funiculitis/schirrous cord
What is the most common complication? When does it peak?
Edema
Peaks at 3-5 days
How long can the colt still breed mares post castration?
60 days
Should you castrate an ill horse? What vaccine should they have first?
No
Tetanus
