Transfusion double whammy? Adrenaline-takotsubo-anaphylaxis-Kounis complex post transfusion?

Although rarely described, transfusion-associated ATAK complex may be occurring more often than believed. Circumstances during a transfusion may predispose to it. It should be suspected if the sequence of events described above occur. Its characteristics need to be better understood. Risk factors for it may be modifiable.