Anaphylaxis Flashcards

1
Q

What is the treatment for anaphylaxis in adults?

A

High flow O2

Adrenaline 500mcg IM

  • repeat 5 mins
  • no max

If FRAIL
Adrenaline 300mcg IM

Manasged brocnhopspasm with salbutamol as per Asthma

Manage inadequate perfusion
- NS max 40ml/kg
consult for additional 20ml/kg

Do not allow patient to stand or walk

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2
Q

What do you look for in determining anaphylaxis

A

Two or more RASH Criteria with or without a confirmed antigen exposure

OR

Isolated hypotension (SBP <90) following exposure to known antigen

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3
Q

What is the RASH criteria for anaphylaxis?

A

Respiratory distress
Abdominal symptoms
Skin/mucosal symptoms
Hypotension (or altered conscious state)

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4
Q

What is the treatment for anaphylaxis in paeds?

A

Adrenaline 10mcg/kg
- repeat 10mck/kg @5 mins as required

Treat bronchospasm with salbutamol as per asthma

Nebulised adrenaline for UOA

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5
Q

What are the precautions of adrenaline?

A
  1. Elderly/frail
  2. Pts with a cardiovascular disease
  3. Pts on Monoamine oxidase inhibitors
  4. Higher doses may be required for pts on beta blockers
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6
Q

what are the side effects of adrenaline

A
  • ST
  • supraventiricular arrythm,ias
  • Ventricular arrythmias
  • Hypertension
  • Pupillary dilation
  • May increase sizeof MI
  • anxiety/palpitations
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7
Q

What is the onset peak and duration of IV adrenaline?

A

onset - 30 sec
peak - 3-5 mins
duration - 5-10 mins

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8
Q

What is the onset peak and duration of IM adrenaline?

A

onset - 30-90 sec
peak - 4-10 mins
duration - 5-10 mins

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