Preanesthetic Evaluation Flashcards

1
Q

What is preanesthetic evaluation?

2

A
  1. To identify factors that might lead to anesthetic complications
  2. To select an appropriate anesthetic protocol
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2
Q

What are the 4 components of the preanesthetic evaluation?

4

A
  1. Signalment
  2. Medical history
  3. Physical Exam
  4. Laboratory evaluation
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3
Q

What is included in the signalment?

3

A
  1. Species
  2. Age
  3. Breed
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4
Q

Why is the species an important factor when considering anesthesia protocol?
(3)

A
  1. difference in response
  2. different sizes
  3. temperament
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5
Q

Why is age an important factor when considering anesthesia protocol?

A

physiologic differences in pediatric and geriatric patients

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6
Q

Why is breed an important factor when considering anesthesia protocol?

A

physiological and anatomical differences

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7
Q

What are the breeds that have special drug restrictions and what are they?
(2)

A
  1. sight hounds don’t do well with barbiturates

2. boxers can’t have acepromazine

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8
Q

What needs to be included in the animal’s medical history?

2

A
  1. information about current or previous medical problems
    - preexisting disease
    - general signs of illness
  2. changes in behavior
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9
Q

What are the medical problems that need to be considered before anesthesia?
(4)

A
  1. seizures or fainting
  2. exercise intolerance
  3. weakness
  4. Unexplained bleeding
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10
Q

What can changes in behavior signify?

3

A
  1. CNS disorder
  2. pain
  3. systemic illness
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11
Q

What can exercise intolerance indicate?

3

A
  1. heart disease
  2. anemia
  3. musculoskeletal pain
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12
Q

What can indicate unexplained bleeding problems?

3

A
  1. bruising
  2. blood in feces or urine
  3. prolonged bleeding after injury
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13
Q

What are the most important body systems to examine during a physical exam?
(5)

A
  1. Cardiovascular
  2. Respiratory
  3. Visceral
  4. Musculoskeletal
  5. Skin
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14
Q

What do you need to record when examining the cardiovascular system?
(3)

A
  1. heartbeat (pattern, sound)
  2. pulse (bpm)
  3. color of mucous membranes
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15
Q

What do you need to record when examining the respiratory system?
(2)

A
  1. breathing pattern

2. lung sounds

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16
Q

How do you examine the visceral system?

A

Palpate for abnormal intraabdominal organs

17
Q

What do you need to record when examining the musculoskeletal system?
(2)

A
  1. check for injury

2. assess weight

18
Q

Why would you need to examine the skin?

A

IV access site adequate or not

19
Q

What does a laboratory evaluation tell you?

A

Reveals subclinical abnormalities detected on physical exam are significant

20
Q

What are the laboratory tests should be done before putting an animal under anesthesia?
(7)

A
  1. CBC
  2. Blood Chemistry
  3. Blood Coagulation Screens
  4. Electrocardiogram (ECG)
  5. Radiography
  6. Urinalysis
  7. other tests as needed
21
Q

What is Physical Status Classification based on?

A
  • the results of the preanesthetic evaluation

- Classification is indicative of patient anesthetic risk

22
Q

What is the anesthetic risk for animals in the class P1?

A

minimal anesthetic risk

23
Q

What is the anesthetic risk for animals in the class P5?

A

extreme anesthetic risk

24
Q

What is the anesthetic protocol for animals in the classes P3 and P5?

A

need special protocols and stabilization

25
Q

What is the anesthetic protocol for animals in the classes P1 and P2?

A

uses standard anesthetic protocol

26
Q

What must an owner do before beginning the anesthetic procedure?

A

Owner must sign a written estimate and a consent form

27
Q

Why does an owner need to sign a consent form and what does it consist of?
(5)

A
  1. Legally necessary
  2. Informs of risks
  3. Owner’s daytime phone number
  4. Permission to perform CPCR
  5. Lists extralabel drugs used