Introduction
In any blood bank laboratory, definite tests must be done on all donated blood. This incorporates typing to verify the donor's ABO blood grouping and Rhesus factors in addition to several screens to guarantee the safety of the blood. Screening is usually conducted for unanticipated red blood cell antibodies that could cause severe reactions in the recipient and bacterial contamination in components of platelets as well as present and precedent transmissible infections. Each unit of donated blood is usually tested for Hepatitis C, HIV, Human T-Lymph tropic Virus, Syphilis, West Nile Virus and Malaria. But before any test is ...