9: Complications in large animal surgery Flashcards

1
Q

Hypotension complication

A

susceptible to the negative ionotropic and vasodilatory effects of inhaled anesthetics

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2
Q

How to correct hypotension complication

A

Decrease anesthetic delivery
increase IV fluids
administer inotropic drugs
administer vasopressors

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3
Q

Hypercapnia complication

A

susceptible to respiratory effect of inhalant anesthetics

leads to hypoventilation

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4
Q

Hypoxemia complication

A

arterial PO2 < 60mmHg

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5
Q

Bradycardia/AV block

A

A2 agonists increase chances of AV block in horses

Dobutamine- cause bradycardia

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6
Q

How to treat hemorrhage in a horse

A

Colloids
Blood transfusions
hypertonic saline
pain relief

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7
Q

Myopathy/neuropathy

A

facial and radial nerves subject to damage due to recumbency

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8
Q

Acute airway obstruction signs

A
snoring
no air through nostrils
increased abdominal effort
Nostril flare
panic when trying to stand
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9
Q

Treatment for airway obstruction

A

remove obstruction
Lasix
oxygen therapy
corotcosteroids

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10
Q

how much blood can you take from a donor horse

A

1.6% of body weight

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11
Q

Herniation

A

exteriorization of internal organs through a defect or opening in abdominal wall

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12
Q

what happens in acute incisional dehiscence

A

brown serosanguious fluid discharges from incision

Ventral swelling

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13
Q

How to reduce incidence of impaction colic post surgery

A

watch diet, water, and poops

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14
Q

How to treat laminitis post surgery

A

icing all feet
analgesics
antiendotoxic drugs
solar support

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15
Q

clinical signs of postoperative myopathy

A
difficulty in recovery
lameness
localized swelling
hardness of muscles 
sweating
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16
Q

Treatment of postop myopathy

A
support with sling
fluid therapy
muscle relaxant
NSAID
analgesia
17
Q

How to avoid myopathy

A

decrease recumbency time

adequate padding

18
Q

What is postop neuropathy

A

anesthetic related nervous system injury

19
Q

What nerves are affected with postop neuropathy

A

peripheral (radial, femoral, facial)

20
Q

Clinical signs of postop neuropathy

A

inability to bear weight on affected forelimb
Dropped elbow
drooping of lip

21
Q

Treatment of postop neuropathy

A
supportive care 
bandaging
sling
massage
DMSO
NSAID
fluid therapy