4. Perioperative Considerations Flashcards

1
Q

what is the ASA classification for a normal healthy patient?

A

ASA class 1

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2
Q

what is the ASA classification for a patient with mild systemic disease?

A

ASA class 2

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3
Q

what is the ASA classification for a patient with severe systemic disease that limits activity, but is not incapacitating? (e.g. diabetes, HTN)

A

ASA class 3

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4
Q

what is the ASA classification for a patient with incapacitating systemic disease that is a constant threat to life?

A

ASA class 4

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5
Q

what is the ASA classification for a moribound patient not expected to sruvive 24 hours with or without surgery?

A

asa class 5

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6
Q

what is the ASA classification for an emergency surgical procedure?

A

E

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7
Q

what scan would you order to evaluate tumors and fractures?

A

CT scan

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8
Q

what scan would you order to look at soft tissue, evaluate for tumors, infection and tendon pathology?

A

MRI

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9
Q

what happens to blood sugar prior to surgery?

A

blood glucose levels rise with the stress of surgery

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10
Q

what effect does albumin have on healing?

A

low albumin inhibits healing

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11
Q

elective surgery should be avoided when blood sugar is greater than what?

A

200mg/dl

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12
Q

how would you dose a patient on insulin before surgery?

A

give one half insulin dose preoperatively and second half of insulin after surgery and give 5% dextrose

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13
Q

what are the goals of surgery in the rheumatoid patient?

A
  • pain relief
  • improvement of overall fxn
  • correction of the deformity
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14
Q

how do you adjust meds for an RA patient on ASA and NSAIDs prior to their surgery?

A

stop ASA 2 weeks prior to surgery

stop NSAIDs 3-5 days before surgery

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15
Q

how do you supplement cortisol for an RA patient pre-operatively?

A

hydrocortisone 100mg IV/IM evening prior to surgery

  • another dose before surgery and continue every 8 hrs for the next day post-op
  • *do not need to supplement if <5.0 mg/day or intra-articular injection
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16
Q

how do you adjust for a patient on immunosuppressive drugs prior to surgery?

A

anti-malarials, gold salts, penicilliamine, and methotrexate SHOULD BE CONTINUED

17
Q

how do you adjust for coumadin prior to surgery?

A
  • stop coumadin 3-5 days before surgery (may start pt on Heparin or Lovenox)
  • after surgery, start coumadin for 3-5 days until PT is therapeutic, continue heparin during this toe
18
Q

how do you reverse effects of coumadin?

A

vitamin K

or fresh frozen plasma

19
Q

how do you reverse effects of heparin?

A

protamine sulfate

20
Q

what is clark’s rule for pediatric patients for dosing meds?

A

patient wt/ 150 = fraction of adult dose

21
Q

how does recovery time compare to in geriatric patients?

A

recovery time often doubled