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3rd Year Medical Specialties > Anaesthetics - Conduct of Anaesthesia > Flashcards

Anaesthetics - Conduct of Anaesthesia Flashcards

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USMLE® Step 1 flashcards
1
Q

What are the main roles of anaesthetists?

A 
Pre-op assessment
Critical/Intensive care
Pain management
Anaesthesia
Post-op care
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2
Q

What is the process of Anaesthesia?

A 
Pre-op assessment
Preparation
Induction
Maintenance
Emergence
Recovery
Post-op care and pain management
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3
Q

What is involved in preparing the patient for surgery?

A 
Planning
Right patient, right operation
Pre-medication
Equipment and personnel
Drugs drawn up
IV access
Monitoring
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4
Q

What is required for induction of anaesthesia?

A

Quietness
Gas/IV agent
Careful monitoring of conscious level
Airway maintenance

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5
Q

What drugs are used for IV induction of anaesthesia?

A

Propofol

Thiopentone

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6
Q

What are the benefits of IV induction of Anaesthesia?

A

Rapid (one arm-brain circulation)

No planes of anaesthesia

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7
Q

What are the risks of IV induction of Anaesthesia?

A

Easy to overdose
Rapid loss of airway reflexes
Apnoea common

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8
Q

What drugs are used for gas induction of anaesthesia?

A

Halothane

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9
Q

What are the planes of anaesthesia?

A

Sedated
Excited
Anaesthesia
Overdose

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10
Q

How is conscious level monitored?

A 
Loss of verbal contact
Planes 
Movement
Respiratory pattern
Processed EEG
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11
Q

How is airway maintained in Anaesthesia?

A

Always required in GA
Triple airway manoeuvre
Face mask/Oropharyngeal Airway

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12
Q

What is the triple airway manoeuvre?

A

Head tilt
Chin lift
Jaw thrust

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13
Q

What is the risk of using oropharyngeal airway in a light patient?

A

Risk of vomiting or laryngospasm

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14
Q

What is the advanced stage of airway management?

A

Laryngeal Mask Airway

Maintains but DOESNT protect airway

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15
Q

What is laryngospasm?

A

Forced reflex adduction of vocal cords

May result in complete obstruction

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16
Q

What are the common causes of obstructed airway?

A

Inaffective Triple Airway Manoeuvre
Airway device malposition
Laryngospasm
Aspiration

17
Q

What is the cause of laryngospasm?

A

Airway stimulation in light planes of anaesthesia

18
Q

What are the indications for intubation?

A 
Protect airway from gastric contents
Need for muscle relaxation 
Shared airway with risk of blood contamination
Need for tight control of blood gases
Restricted access to airway

3rd Year Medical Specialties (18 decks)

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