Chapter 10 - Blood
Case scenario 1: A person undergoes a laboratory test upon hisadmission to the hospital with road traffic accident with severbleeding. The nurse ask the patient whether he knew his blood type.He told her that he “had the same blood as most other people”. Asthe patient’s condition becomes more critical, and there is no timefor determining his blood type.
a.What is his ABO blood type ? what type of blood istransfused, and why?
b.Do you think determining the blood group of both the donorand the recipient before blood transfusion is esstenial? Reason itout why and why not? Ă‚Â Ă‚Â
c.What is the probable result of infusing mismatched blood?Ă‚Â Ă‚Â
Case scenario 2: In preparation for a scheduled surgery, apatient visits the hospital lab for a blood draw. The techniciancollects a blood sample and performs a test to determine its type.She places a sample of the patient’s blood in two wells. To thefirst well she adds anti-A antibody. To the second she adds anti-Bantibody. Both samples visibly agglutinate.
a. Has the technician made an error, or is this a normalresponse? If normal, what blood type does this indicate?Ă‚Â Ă‚Â
b.What is the difference between the antigen and antibody?Ă‚Â Ă‚Â
