OVERVIEW Anaphylaxis is a severe, life-threatening, generalised or systemic hypersensitivity reaction It is characterised by rapidly developing life-threatening airway (pharyngeal or laryngeal edema) and/or breathing (bronchospasm and tachypnea) and/or circulation (hypotension and tachycardia) problems usually associated with skin and mucosal changes a patient can have anaphylaxis without any urticaria or mucosal signs in the patient with known … Continue reading Anaphylaxis