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Anesthesiology Midterm II > Canine Anesthesia > Flashcards

Canine Anesthesia Flashcards

1
Q

History; What is the concern with diuretics?

A

hypovolemia, electrolyte imbalance

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2
Q

History; What is the concern with ACE inhibitors, Ca channel blockers, beta blockers?

A

unresponsive hypotension secondary to anesthetics

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3
Q

History; What is the concern with anti-epileptics?

A

additive sedation

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4
Q

History; What 2 systems should you look for signs of systemic disease?

A

cardiac & pulmonary

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5
Q

History; blood transfusions in dogs

A

first transfusion, dog is “free”, no naturally occurring antibodies, antibodies develop 1 wk after first transfusion, so after first, must be crossmatched

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6
Q

What is the problem w recovery for Sighthounds?

A

prolonger recovery w Thiobarbiturates, Propofol, Alfaxalone

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7
Q

What is the problem w recovery for Boxers?

A

sensitivity to ACE

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8
Q

What is the problem w recovery for Bachycephalic breeds?

A

airway syndrome –> monitor after premed, smaller tube than expected, preoxygenate, O2 until exubation

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9
Q

What is the problem w recovery for small breeds?

A

tracheal collapse –> avoid excitement, logner ET tube to get to carina

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10
Q

What is a common problem in Dobermans & Boxers?

A

Cardiomyopathy

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11
Q

What is a common problem in Schnauzers?

A

Sick sinus syndrome

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12
Q

What is a common CV problem in small breeds?

A

Mitral valve disease

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13
Q

What is a common vagal problem in brachycephalic breeds & Dachshunds?

A

increased vagal tone

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14
Q

What is needed for a general premed?

A

Opioid + Sedative

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15
Q

Which mu agonist opioids are least likely to cause vomiting?

A

Fentanyl & Methadone

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16
Q

When wouldn’t you want vomiting?

A

increased ICP, increased IOP, patient unable to protect airway

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17
Q

What is a non-anestetic premed used as an H1 antihistamine?

A

Diphenhydramine

18
Q

What is a no-anesthetic premed used as an NK1 receptor antagonist?

A

Maropitant (Cerenia)

19
Q

Which sedative causes mild-moderate sedation and hypotension?

A

Acepromazine

20
Q

Which sedative causes marked sedation, hypertension, reflex bradycardia, decreased CO?

A

Dexdomitor

21
Q

Which sedative causes not much sedation in healthy patients, but has minimal CV & reps effects?

A

Benzodiazepines

22
Q

What premed / anesthesia should you use for an aggressive dog?

A

IM Ketamine, Telazol, or Alfaxalone WITH Alpha -2 agonist AND opioid

23
Q

What combination is dangerous for an aggressive dog?

A

Alpha 2 agonist W/O anesthetic drug

24
Q

Which premed should be used for patients w pre-existing high vagal tone & in puppies?

A

Anticholinergics

25
Q

What are the induction drugs?

A 
Propofol
Alfaxalone
Ketamine + Benzo
Etomidate
Thiopental
26
Q

Which drug has a high therapeutic index?

A

Ketamine

27
Q

Why are dogs the easiest species to intubate?

A

mouths can open wide, large trachea

28
Q

What anatomical landmark should the ET tube go to?

A

thoracic inlet so can provide O2 to both lungs

29
Q

What are the inhalant anesthetics used for maintenance?

A

Iso

Sevo

30
Q

What are the injectable anesthetics that can be used for maintenance?

A

Propofol

Alfaxalone

31
Q

Which injectable drug should NOT be used for maintenance and why?

A

Etomidate bc causes adrenal suppression

32
Q

Which adjunct drugs are administered CRI for maintenance?

A

Opioids
Lidocaine
Ketamine
Benzo

33
Q

What is the common IV fluid rate for dogs?

A

10 ml/kg/hr

34
Q

Which fluid should you use?

A

balanced, isotonic, crystalloid fluids

35
Q

Which drugs are used to treat hypotension in healthy dogs?

A

Dopamine
Dobutamine
Ephedrine

36
Q

Which drugs are used to treat hypotension in sick dogs?

A

Norepinephrine

Vasopressin

37
Q

What is very common in dogs undergoing anesthesia?

A

Regurg

38
Q

What are the 4 things to do if regurg occurs?

A
  1. postural drainage while still anesthetized w nose down
  2. swab / suction caudal oropharynx before extubation
  3. keep cuff inflated or partially inflated for extubation
  4. place in sternal recumbency
39
Q

What drugs would you give a patient w high risk of regurg, before surgery, to increase gastric pH?

A

Proton Pump Inhibitors (PPI): Omeprazole or Esomeprazole

40
Q

What drugs would you give to a patient w high risk of regurg to decrease incidence of gastroesophageal reflux?

A

Porkinetic drugs: Metoclopramide or Cisapride

Anesthesiology Midterm II (9 decks)

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