Hernias Flashcards
What are the different treatment options for umbilical hernias?
Herniorrhaphy - GOLD STANDARD
Hernia clamp - slow ischemia; ideally no granulation tissue left; painful
Elastor bands
Irritant injection
Benign neglect
Hernia belt
What is the main determining factor of when to do surgery on an umbilical hernia?
Size of the hernial sac - larger = surgery
Size of ring less important
What does an open vs closed herniorrhaphy mean?
Whether or not the hernial sac is removed
What kind/size of suture and bandages do you want to use for a herniorrhaphy?
PDS II, Maxon, Vicryl
Appositional
Figure 8 pattern
Use big suture - want fibrous tissue around repair
No skin sutures - do SQ because don’t want something that has to be removed
Nexaband (medical grade glue) - do not use on cut edges, but put under and roll over; skin bond bandage
What organs can be involved with strangulating umbilical hernias?
Omentum
Jejunum
Cecum
Ilium
+/- ventral colon
What are clinical signs of a strangulated umbilical hernia?
Firm, warm hernial sac
Edema
Colic
Should you wait to take a foal with a hot umbilicus to surgery?
NO
What is a Richter’s hernia?
AKA enterocutaneous fistula
Incarcerated/strangulated hernia involving only one sidewall of the bowel, which can spontaneously reduce resulting in gangrenous bowel and perforation within the abdomen without signs of obstruction
When should you suspect a Richter’s hernia?
Nonreducible
Large
Turgid
Edematous
Painful
Are colts or fillies more likely to develop inguinal hernias?
Colts
Are direct or indirect inguinal hernias more common?
Indirect
What breeds are predisposed to inguinal hernias?
Standardbreds
Drafts
Tennessee Walkers
Saddlebreds
What is a ruptured inguinal hernia?
Rupture of vaginal tunic, so it sits SQ
What is a direct inguinal hernia?
Through rent near vaginal ring (uncommon)
What structure keeps all the intestinal organs from falling out when castrating a horse?
Vaginal ring
