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. 2019 Apr 2;114(4):363–373. doi: 10.1111/vox.12773

Table 4.

Symptoms of anaphylaxisa

At least one of the following:

  • Angio‐oedema of the tongue or airway, resulting in compromised respiration (e.g. dyspnoea, wheezing, bronchospasm, stridor, hypoxaemia)

  • Persistent hypotension (i.e. drop of 30 mmHg SBP from baseline or SBP < 90 mmHg that is not corrected by IV saline bolus)

  • Symptoms of end‐organ dysfunction (e.g. hypotonia, syncope, incontinence)
OR
Involvement of at least two organ systems:
Skin/mucosal tissue Cardiovascular system Respiratory system Gastrointestinal system

  • Non‐airway angio‐oedema

  • Urticaria

  • Hypotension

  • Chest pain

  • Bronchospasm

  • Dyspnoea

  • Hypoxaemia

  • Stridor

  • Wheezing

  • Abdominal pain

  • Diarrhoea

  • Nausea

  • Vomiting

IV, intravenous; SBP, systolic blood pressure; WAO, World Allergy Organization.

a

Adapted from WAO anaphylaxis guidelines 18, 19.