The lifespan of platelets once transfused is approximately: 

Which statement regarding ABO HDFN is NOT true?

The following results were obtained on a mother and her baby, who is suspected of having hemolytic disease of the newborn. The baby has a positive DAT.   Forward Typing Reverse Typing  (IS) ADT Anti-A Anti-B A1 cells B cells   IS 37C AHG CCC Mother 0 0 4+ 4+ SC I 0 0 0 2+ SC II 0 0 0 2+ Baby 4+ 0 0 0 SC I 0 0 0 2+ SC II 0 0 0 2+ Which test would be most useful to evaluate the cause of HDFN in this child?

An average sized adult has a hemoglobin value of 6.0 gm/dL. How many units of RBC will likely need to be transfused to increase the hemoglobin to 10.0 gm/dL?

Which antibody is NOT consistent with the others in terms of optimal temperature of reactivity?

An Rh negative mother with an anti-C antibody gives birth to a baby who is Rh negative and has a positive DAT. Doctors want to know the degree of the fetal-maternal If performed, what would be the result of the fetal maternal screen (rosette test) and what should the next step in testing be?

The Lewis system is unique in that:

This is a practice question to help you acclimate to the HonorLock settings for Exam 1. What did the crayon say when it answered the phone?

The most probable antibody(ies) detected on the above panel is:

A patient was phenotyped for Lewis antigens. No reaction was observed when patient cells were incubated with anti-Lea. A 3+ reaction was observed with anti-Leb. Based on these results, the patient’s phenotype is _____________ and the patient is a ____________ of ABH substances.