Sx Conditions of Vestibule and Vulva

Question 1

Pooling of urine in the vaginal fornix

Answer 1

Urovagina

Question 2

What are predisposing factors of urovagina?

Answer 2

Poor perineal conformation, poor vestibulovaginal sphincter, poor BCS

Question 3

What is normal conformation of the vulva in a mare?

Answer 3

2/3 below ischial arch

Question 4

What technique do you do for urethral extension?

Answer 4

McKinnon technique

Question 5

How long do you leave a catheter in place after urethral extension?

Answer 5

3d

Question 6

Where is dehiscence assoc. w/McKinnon technique most common?

Answer 6

Y junction of suture line

Question 7

Is McKinnon technique a 1- or 2-layer closure?

Answer 7

1-layer

Question 8

Is a Brown-McKinnon technique a 1- or 2-layer closure?

Answer 8

20layer

Question 9

These lesions are most prominent at the vestibulovaginal sphincter and hymen remnants in primparus mares

Answer 9

Perineal lacerations/fistula

Question 10

Mucosa of vestibule and skin @ dorsal commissure

Answer 10

1* perineal laceration

Question 11

Mucosa and submucosa of vestibule (compromise of constrictor vestibular muscles)

Answer 11

2* perineal laceration

Question 12

Complete disruption of RV shelf

Answer 12

3* perineal laceration

Question 13

Why must you wait 3-4 weeks before repairing a 3* perineal laceration?

Answer 13

Severe initial swelling

Question 14

How do you repair a 3* perineal laceration?

Answer 14

Divide RV shelf into 2 shelves

Question 15

What is the 1st stage of a 2-stage repair of a 3* perineal laceration?

Answer 15

Invert vestibular mucosa and close perineal shelf

Question 16

How long after the 1st stage is the 2nd stage of a 3* perineal laceration repair done?

Answer 16

3-4wk later

Question 17

What closures can you use for a 1-stage repair of a 3* perineal laceration?

Answer 17

6-point pattern or 3 layer closure

Question 18

How do you repair an RV fistula?

Answer 18

Debride and direct repair or convert to 3* perineal laceration