Equine Colic 2 Flashcards
What percent of equine cases need to be referred?
5%
What’s a big sign that you may have a serious problem?
NSAIDs and SEDATION did NOT resolve the pain discomfort or tachycardia of a colic
Equine minimum database:
PE, NG Tube, Per Rectum and Response to Treatment
What else might you include besides the minimum database?
Ultrasound**, PCV/TP, Lactate, Abdominocentesis
How much is considered reflux?
> 2 liters
Important characteristics of reflux:
1) Quantity
2) Color
3) pH
4) culture?? — if you get LOTS of reflux, culture
When should you IMMEDIATELY NG Tube a horse?
HR > 60 bpm is an EMERGENCY and they might rupture
What is the most common complication associated with an NG tube?
Hemorrhage – self-limiting but can look pretty intense
What’s the drug we use for rectal relaxation?
buscopan** or lidocaine
Do you fight peristalsis in a horse examination per rectum?
NO, DO NOT FIGHT IT
What can you normally feel in a horse per rectum?
Bladder - if distended Uterus and Ovaries Inguinal rings STALLIONS Aorta Cecum -- on the right Left kidney Spleen Small colon -- fecal balls Large Colon -- Pelvic flexure on lower left
Can you feel the small intestine normally in a horse per rectum?
NOPE, not normally
What do you always check in stallions during per rectum exam?
Inguinal Rings for Hernias!!
What causes ileal impactions?
Brome Grass Hay
Is cecal tympany or impaction a referral?
Yes, not common
Mesenteric band can be felt on small colon or small intestine?
small colon
What do you do if you suspect a RECTAL TEAR?
EMERGENCY – Life-threatening and must be addressed immediately
Grade 1 Rectal Tear
Just the mucosa is torn, no bulge or muscle is torn. Does NOT require Abx
Grade 2 Rectal Tear
BOTH muscular layers are torn and will feel a BULGE
Grade 3 Rectal Tear
Grade 3: A - Serosa intact
Grade 3: B - Mesorectum intact
POOR Prognosis = 35%
REFER THESE FAST
Grade 4 Rectal Tear
All layers disrupted. Px 2%. Will likely die.
Can you normally see Lumen in the SI of horse on US?
NO, shows distension or thickening
Most likely reason for elevated TP in horse?
Dehydration
Normal Horse PCV
31-47%
Horse PCV > 70%
Horse is going to die
Horse PCV ≥ 60%
significantly correlated with a WORSE prognosis
What’s normal lactate?
What does PINK abdominal fluid indicate?
Increasing WBC count
