Breathlessness

Dyspnoea is an overall term used to describe an unpleasant awareness of increased respiratory effort and will be used synonymously with "breathlessness" in this session.
Acute dystonia is a movement disorder in which there is a state of abnormal tone produced by slow and sustained contractions of opposing muscle groups.
Angioedema and Urticaria (hives) are part of a spectrum of allergic symptoms and occasionally have a non-allergic aetiology.
Hypoxia is common in patients presenting to the ED and can be life-threatening. The differentials are wide and include cardiac, respiratory and haematological causes
Anaphylaxis is a severe, life-threatening, generalised or systemic hypersensitivity reaction characterised by rapidly developing life threatening airway, breathing and/or circulation problems usually associated with skin and mucosal changes
Children commonly present to the emergency department with a febrile illness and a rash
Eighty percent of children presenting with an acute onset of stridor and a cough have croup
Patients frequently attend the emergency department (ED) with episodes of cutaneous and mucosal swelling.