8fb70e90_Transfusion_Reaction__Pathophysiology
[Reaction] Transfusion Associated Circulatory Overload (TACO) [Symptom Description] Symptoms can be oedema, dyspnoea (shortness of breath), and orthopnoea (shortness of breath while lying flat), hypertension [Pathophysiology] 
Patients with impaired cardiac function (e.g. congestive heart failure) can become volume-overloaded as a result of blood transfusion.
Transfusion Reaction
Pathophysiology