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Jason's MD2 Intersession 1 > Preoperative Assessment > Flashcards

Preoperative Assessment Flashcards

1
Q

When to do pre-op consultation?

A

Depends on the patient and the procedure, could be between right before or months in advance

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2
Q

propofol increases risk of?

A

strokes

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3
Q

how does anaesthetic affect stenosis?

A

get worse with venodilation

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4
Q

how does anaesthetic affect regurg?

A

gets better

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5
Q

what does anaesthetic do to respiratory FRC?

A

decrease by 30%

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6
Q

need how many METS to tolerate surgery?

A

4 METS

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7
Q

how much is 3-ish METS?

A

dishes
walking around block
Stairs

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8
Q

How does RA affect anaesthetics re: Neck, resp, circulation

A

Neck: stiffness, AA instability, TMJ: intubation hard
Breathing: pulmonary fibrosis
Circulation: IHD and atherosclerosis

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9
Q

How does alcohol affect anaesthetic dosage?

A

acute intoxicated: less

chronic intoxication: more b/c of tolerance

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10
Q

what is Mallampati classification about?

A

Uvula visibility for intubation

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11
Q

Thyromental distance should be?

A

~7cm

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12
Q

what cardio optimization before surgery?

A

uncontrolled IHD, CCF, Valvular

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13
Q

what respiratory optimization before surgery?

A

Smoking, COPD, asthma

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14
Q

what endocrine optimization before surgery?

A

diabetes, thyroid disease

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15
Q

what renal optimization before surgery?

A

dialysis

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16
Q

what haematological optimization before surgery?

A

anaemia, anticoagulation

17
Q

4 broad categories of anaesthetics?

A

Local
Regional: Nerve Block, epidural
Sedation
General

18
Q

what is PONV?

A

Post-Operative Nausea and Vomiting

19
Q

what is an antisialagogue?

A

anti-secretions, like atropine

20
Q

advantages of general anaesthetics?

A

will lie still

21
Q

advantages of spinal blocks?

A

brain not affected
better if asthma or COPD
less post-op confusion

22
Q

what kind of pain management post-op?

A

multi-modal management

23
Q

what to do if someone on warfarin preop?

A

5 days prior, stop, then cover with clexane whiach at halflife of 6-12 hours

24
Q

3 things to reverse warfarin:

A

prothrombinex: 10 min
Vit K: a day or so
FFP: 30 minutes

25
Q

what is CHADS stand for?

A 
CCF
HTN
AF
Diabetes
Stroke
26
Q

how long on clexane for DVT prevention post LL ortho surgery?

A

35 days

27
Q

list DVT prophylaxis:

A 
mechanical calf
walking
stockings
anticoags
mobilization
hydration

Jason's MD2 Intersession 1 (14 decks)

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