Which Is A Severe Systemic Allergic Reaction?
Which Is A Severe Systemic Allergic Reaction? Anaphylaxis. Anaphylaxis is the term used to describe a severe systemic allergic reaction that involves the respiratory and/or cardiovascular system. What is a life-threatening systemic allergic reaction? Anaphylaxis is a severe, life-threatening, systemic allergic reaction that is almost always unanticipated and may lead to death by airway obstruction