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MS4 - Anaesthetics > Peri-operative care > Flashcards

Peri-operative care Flashcards

(56 cards)

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1
Q

Risk factors for difficult ventilation

A

OBESE

Obese
Beard
Edentate (no teeth)
Spine (poor neck movement)
Elderly
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2
Q

Anaesthetic history

A 
PC
SR
DH
PMH
PAH (Past Anaesthetic Hx)
FH
SH
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3
Q

Effect of acute alcohol on anaesthetic

A

Decreases effects of anaesthetic

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4
Q

Effect of chronic alcohol on anaesthetic

A

Increases effects of anaesthetic

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5
Q

ASA 1

A

Healthy pt

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6
Q

ASA 2

A

Pt with mild systemic disease

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7
Q

ASA 3

A

Pt with severe systemic disease

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8
Q

ASA 4

A

Severe systemic disease that is constant threat to life

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9
Q

ASA 5

A

Moribund pt not expected to survive with or without the operation

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10
Q

ASA 6

A

Declared brain dead pt whose organs are being removed for donation

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11
Q

ASA E

A

Added for emergency operations

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12
Q

Sensitivity

A

Proportion of diseased pts who test positive

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13
Q

Specificity

A

Proportion of healthy pts who have normal result

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14
Q

Prevalence

A

Proportion of population with disease

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15
Q

Positive predictive value

A

Likelihood of pt with positive result having disease

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16
Q

Negative predictive value

A

Likelihood of pt with normal result not having disease

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17
Q

Most common blood borne virus

A

Hep B
Hep C
HIV

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18
Q

Rx of Malignant Hyperthermia

A

Dantrolene

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19
Q

Drugs causing malignant hyperthermia

A

Halothane
Suxamethonium
Anti-psychotics

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20
Q

Cyanosed o2 sats

A

80-85 percent

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21
Q

Different types of ventilation

A

NIPPV

IPPV

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22
Q

NIPPV

A

Non-invasive intermittent positive pressure ventilation

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23
Q

NIPPV types

24
Q

IPPV involves?

Study These Flashcards
A

Intubation and ventilation

25
CPAP
continuous positive airway pressure
26
BiPAP
Bi-level PAP
27
CPAP use
hypoxia
28
BiPAP use
Resp failure secondary to COPD exacerbation
29
nasal cannulae normal flow rate
2-4l/min
30
nasal cannulae FiO2
28-36%
31
normal o2 mask flow rate
4 L/min
32
normal o2 mask FiO2
35-40%
33
Non-rebreather FiO2
up to 85%
34
What group of pts need controlled O2 delivery
COPD CF Morbidly Obese
35
When to stop warfarin before surgery
5 days before
36
Mendelson's syndrome
chemical pneumonitis
37
Smoking effect on anaesthetics
risk of bronchospasm
38
Fluid restriction before surgery
no fluids within 2 hrs of op
39
Food restriction before surgery
no food within 6 hrs of op
40
Oral med restriction before surgery
no med within 30 mins | before could have with 30 mls of water
41
Chewing gum restriction before surgery
no gum within 2 hrs
42
Effect of trauma on gastric emptying
slows it down
43
Prokinetics mech of action
speeds gastric emptying (used when risk of aspiration)
44
Prokinetics example
Metoclopromide | Erythromycin
45
When should antiacids be given before a surgery
immediately before op
46
When should PPIs be given before a surgery
90 mins before anaesthesia
47
When should prokinetics be given before a surgery
90 mins before anaesthesia
48
When should anti-H2 be given before a surgery
90 mins before anaesthesia
49
PE sx
Dyspnoea Pleuritic chest pain Haemoptosis
50
CVS consequence of PE
Pulmonary HTN Right ventricular failure Low cardiac output Cardiac arrest
51
RFs for VTE
Patient factors Associated disease Operation factors
52
Patient factors for VTE
``` Age >60 Immobility/travel Pregnancy/puerperium BMI>30 Unopposed E2 ```
53
Associated disease RFs of VTE
``` IBD Nephrotic Thrombophilia Malignancies MI/CVA ```
54
Examples of thrombophilia
Protein C, S deficiency, | Factor V Leiden
55
Operation RFs for VTE
Op >30mins | Joint replacement/abdo op
56
Rapid induction
Thiopentone | Suxamethonium

MS4 - Anaesthetics (7 decks)

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