Anaphylaxis Flashcards

1
Q

def

A

an acute, severe, life-threatening allergic reaction

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2
Q

what organ systems are involved

A
at least 2 of:
skin
respiratory system (upper and lower airways)
cardiovascular system
neurological system
GI system
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3
Q

what are common causes of anaphylaxis

A

allergy to medicines, food, insect stings

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4
Q

what are the most common causes of anaphylaxis in adults

A

penicillin

NSAIDs

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5
Q

what is the most common cause of anaphylaxis in children

A

food allergies

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6
Q

aetiology

A

allergy exposure in pre-sensitised individuals

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7
Q

what are causes of anaphylaxis

A

drugs, food, insect stings

exercise

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8
Q

what are causes of anaesthesia related anaphylaxis in adults

A

neuromuscular blocking agents

NSAIDs

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9
Q

what are causes of anaesthesia related anaphylaxis in children

A

latex

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10
Q

risk factors

A

young people
food-associated
exercise induced
FMHx/Hx of atopy/asthma oa anaphylaxis

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11
Q

what are features of anaphylaxis

A

acute onset SOB, wheezing, rhinitis

associated with angio-oedema, urticaria (hives), conjunctivitis

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12
Q

how is anaphylaxis diagnosed

A

clinical diagnosis

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13
Q

what is the first investigation to complete

A

raised serum tryptase level

however immediate management must be completed first

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14
Q

what is the management for anaphylaxis

A

IM adrenaline 0.5mg

ABCDEFG

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15
Q

what is given to anaphylaxis patients with cardiopulmonary arrest

A

CPR + IV adrenaline

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16
Q

what is given to anaphylaxis patients with severe hypotension

A

patients commonly may be taking BBs for CAD

this complicates IV adrenaline so glucagon is also given

17
Q

what is given to anaphylaxis patients with persistant respiratory conditions

A

inhaled B2-agonist (salbutamol)

18
Q

what is given to anaphylaxis patients with symptomatic hives and rhinorhoea

A

antihistamines

19
Q

what is given to anaphylaxis patients post stabilisation

A

corticosteroids

20
Q

complications

A

recurrence most commonly

MI + D

21
Q

what is the mneumonic for causes of anaphylaxis

A

FIDL

Food
Insect stings
Drugs
Latex

22
Q

what is the mneumonic for features of anaphylaxis

A

S ECG

Skin - angio-oedema + urticaria
Expiratory wheeze, SOB (resp system)
Cardio system
GI system and oral