LA SX complications

Question 1

Is a scar considered a surgical complication?

Answer 1

No; these are inherent

Question 2

Which spp. hemoglobin has greater affinity for O2?

Answer 2

Equine; 90% saturdated at 54 mmHg

Question 3

You can use HR to denote anesthetic plane in horses?

Answer 3

False, it is unreliable but dobutamine can cause reflex bradycardia & a2agonist can experience 2 degree AV block

Question 4

Anesthesia causes:

Answer 4

Hypotension
Respiratory depression–> Hypercapnia
Hypoxemia
Bradycardia/ 2 degree AV block

Question 5

What percentage is blood & plasma in horses?

Answer 5

blood is 8% bw & plasma is 5% bw

Question 6

What muscle and nerves are at risk of myopathy/neuropathy?

Answer 6

Messeter- facial
Triceps- radial
Gluteal

Question 7

What vessels are of concern if the horse is standing or dorsal recumbency?

Answer 7

Standing: Circumflex iliac artery (dorsal IAO)

Dorsal: Caudal epigastric vessels (rectus abdominus)

Question 8

What side is an orthopedic plate placed?

Answer 8

placed on tension surface at right angles & staggered ½ hole (locking plate)

Question 9

Where does hemarthrosis commonly occur?

Answer 9

tibiotarsal joint d/t extensive synovial

Question 10

What breed & joint was found to be more at risk for infection post joint arthroscopy?

Answer 10

Draft breeds

Tibiotarsal joint

Question 11

Is infection post colic surgery affected by time?

Answer 11

yes, it is increased with length & surgery type.

Question 12

What are reasons for dehiscence?

Answer 12

infection ( primary cause), high motion, excessive tension & poor blood

Question 13

What artery is frequently eroded in guttural pouch mycosis?

Answer 13

internal carotid artery