A 45-year-old man presents to the emergency department with sudden onset of severe chest tightness, lip swelling, urticaria and hypotension after a be...

Question

A 45-year-old man presents to the emergency department with sudden onset of severe chest tightness, lip swelling, urticaria and hypotension after a bee sting. He is wheezing and confused. According to Canadian and international anaphylaxis guidelines, what is the most important immediate treatment?

Accepted Answer

IM adrenaline (epinephrine) into the mid-anterolateral thigh

Answer

IV diphenhydramine

Answer

IV hydrocortisone

Answer

High-dose inhaled salbutamol only

Answer

Rapid IV fluid bolus only

ca-mccqe1 MCQ (SBA): Anaphylaxis

A 45-year-old man presents to the emergency department with sudden onset of severe chest tightness, lip swelling, urticaria and hypotension after a bee sting. He is wheezing and confused. According to Canadian and international anaphylaxis guidelines, what is the most important immediate treatment?