Which among the following cases require blood transfusion?

The correct options are
A Thalassaemia
C Anemia

• Blood transfusion is carried out to compensate the blood shortage in the body.
• In case of diseases like anemia where the body doesn't have sufficient RBCs, or thalassaemia which is characterised by less hemoglobin than normal, blood transfusion helps to retain the normal hemoglobin levels in the body.
• Other situations like serious accident or during a surgery, if the body has encountered major blood loss blood transfusion is needed.