four hours
For sure it can be and that is the reason why in UK leucocytes are removed from whole blood before preserving it for future transfusion.
You could be allergic to the blood which was transfused, but this would have been noticed shortly after the transfusion. The antibodies in the transfused blood will quickly dissipate, so the answer to your question is no. You will not develop new allergies after a blood transfusion.
Stop the transfusion immediately, monitor vital signs, and notify the healthcare provider. Chills and rigors during a blood transfusion could indicate a transfusion reaction which needs to be addressed promptly to prevent further complications.
normal hemoglobin level is between 12-18 g/dL. elderly patient's may be slightly less.
Has to be - but could be either O or B
Since a patient with Type B blood has B antigens on their RBC's and since Type O blood has both anti-A and anti-B antibodies present in the blood plasma, the donor blood needs to be treated before transfusion. The Type O blood needs to be separated into packed cells and plasma, usually done by centrifuge, and only the packed cells should be used for the transfusion. Remember the anti-B antibodies are present in the Type O blood plasma and could cause serious damage in the system of a patient with Type B blood.
because it could have aids or a blood disease
Mislabeling of blood specimens can result in hemolytic transfusion reactions from the incompatible blood.
It is safe to fly on the same day as having a blood transfusion but the stress of the flight could be hazardous. It is best to avoid flying for a few days at least.
A reaction to the wrong type could be fatal.
Aids is communicable because it could be passed on by blood transfusion, mixing blood,and sexual contact.
No, AB+ people can receive blood from all blood groups.