This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Haematology, Subject name: Anatomy
All the following are true about beta thalassemia trait except 
Select and explain. 
A. Microcytic hypochromic picture, B. Increased HbA2, C. Increased HbF, D. Patient requires blood transfusion
D: Patient requires blood transfusion
Answer: D: Patient requires blood transfusion 
Explanation: Ref Harrison 19 th ed pg 638 Most patients with beta thalassemia trait are asymptomatic and have a minimal or mild anemia. These patients do not require blood transfusions .