Chapter 10, Problem 34CAQ

Summary Introduction

Case summary:

In the given case, Shao-Mei and Elisha are great friends and want to donate blood and help each other someday. Shao-Mei has blood type AB Rh^- (Rhesus factor) and on the other hand, Elisha has blood type O^-. Shao-Mei cannot help Elisha, however, Elisha can help Shao-Mei if required.

Characters in the case:

Shao-Mei and Elisha.

Adequate information:

Shao-Mei has blood type AB Rh^- and Elisha has O Rh^-.

To determine:

The reason for the impracticability of blood transfusion from an AB Rh- (Rhesus factor) donor to an O Rh- recipient. Also, the reason for the possibility of transfusing blood to an AB Rh- from O Rh-person.