which of the following phenotype is the stronger expression of Jka?
What is the effect of enzyme treatment of Duffy (Fy) RBC antigens?
which of the following antigens has the lower presence in the general population and and as such would be easier to find a compatible blood for?
The procedure in which antibody is recovered, following the binding of that antibody to its antigen is known as?
The majority of US black population has the following Duffy (Fy) phenotype?
Kidd antibodies are notorious for which of the following?
delayed hemolytic reaction
the U antigen is?
The M and N antibodies are predominantly?
which of the antibodies are rear but almost always IgG?
U and s
An antibody that can be neutralized with pooled urine from people who carry the antigen ?
which of the following antibodies are known as HTLA ( High Titer- Low avidity)
Chido and Rogers
A system composed of 19 antigens, has little clinical significance, and its antibodies known for classic mixed filled (m/f) reactions is?
which of the following system are known to primarily present on leukocytes with variable expression on red blood cells?
antibodies of which system are instrumental in tissue transplant rejection?
HLA antibodies can cause "refrectoriness" in what type of transfusions?
the potentially fatal post transfusion reaction where patients develop acute noncardiogenic pulmonary edema, cause by HLA antibodies in the donors plasma that react with the fixed C3 to the patients granulocytes. This is knonw as?
Disorder characterized by sudden drop in patient's platelet count 5-10 days after the blood transfusion is known as?
Post Transfusion Purpura (PTP)
The usual methodology for platelet crass matching is?
solid - phase
the following two are granulocyte antigens?
NA1 and NA2
the antibody known to cause platelet refrectoriness is anti-?
A solution for a patient with known Bg antibodies would be to transfuse blood that is?
we rule out the presence of antibodies on a panel sheet with?
when cold agglutinations are present it is important to rule out what type of underlying antibodies?
The ABO group of panel cells used for antibody identification must be ?
we prefer to rule out the presence of antibodies against panel cells that express the antigen as?
which of the following antibodies is known to be ether IgG or IgM?
anti - S
when running a cold panel we can prove the presence of auto anti-I with?
I negative cord cells.
Antibody of what system cause febrile/chill type transfusion reaction?
we might see extra vascular hemolysis in a red cell transfusion reaction caused by incompatible blood where the patient has?
a severe hemolytic transfusion reaction with the large amount of extravascular hemolysis can be caused by antibodies of what system?
the test to detect invivo red blood cell sensitization is the?
the test performed to dissociate antibody from antigen bound to the RBC is?