A patient has IV’s in the middle of both arms.  A blood bank specimen was drawn below the IV in the right arm.  Is this specimen okay to use for blood bank testing?

Based on the following DAT results, the most likely etiology of this positive DAT is: Polyspecific AHG: 1+   Anti-IgG: Negative Check Cells: 3+    

Choose the antibody that would not be present as a cold antibody.

Anti-K was identified as the most likely antibody in the following antigram, but anti-Lua cannot be ruled-out.  True or False:  Further testing is required in order to meet the rule of two.

Based on the following DAT results, the most likely etiology of this positive DAT is: Polyspecific AHG: 1+   Anti-IgG: Negative Check Cells: 3+    

Major crossmatch consists of:

Choose the antibody that would not be present as a cold antibody.

A child who was in a MVC (motor-vehicle collision) had a blood bank specimen drawn twice, and both times it was hemolyzed.  The child is a very hard stick, and is traumatized each time blood is drawn.  Is it okay to use a hemolyzed specimen for blood bank testing in these circumstances?

A child who was in a MVC (motor-vehicle collision) had a blood bank specimen drawn twice, and both times it was hemolyzed.  The child is a very hard stick, and is traumatized each time blood is drawn.  Is it okay to use a hemolyzed specimen for blood bank testing in these circumstances?

The approximate percentage of persons in the Caucasian population who are Rh negative is: