Question 9Which occurrence is NOT a cause of sample rejection?clot in a red, black, or gold top…

➤ How does hemolysis affect blood bank samples and cause rejection?
Hemolysis releases free hemoglobin and cell debris that interfere with antibody detection, crossmatch reactions, and antigen typing. This can mask or mimic clinically significant results and risk unsafe transfusion decisions. For those reasons, blood bank laboratories typically reject hemolyzed specimens for compatibility testing.