Comp Exam Review UAMS MLS
ABY maximum associated with delayed hemolytic transfusion reactions
Anti-Jk a
ABY related to Mycoplasma pneumonia
Anti-I
__________ antibodies reason extravascular hemolysis from sequestration by way of spleen
IgG
Enzyme panel will no longer react with which antibodies?
Duffy antibodies (Fya or Fyb
When a unit of blood is entered, it has how lengthy for use?
24 hours
Component garage temps
-Red cells
-CPDA for 35 days
-Adsol for 42 days
-1-6C
Component storage temps
-Whole blood with CPDA-1
1-6C for 35 days
Blood transfused to infants must be...
Less than 7 days vintage
Irradiated RBCs must be used inside what time body?
28 days or expiration date (whichever is first)
Component storage temps
,-Frozen & deglycerized RBC
Freeze at -80C and shop at -65C for 10 years
Why is blood leukoreduced?
Prevent febrile transfusion reactions
Component garage temps
-PLTs
-Room temp (20-24C)
-five days with non-stop agitation
transfuse inside four hours of pooling
Component garage temps
-WBCs
-20-24C
-24 hours
Component garage temps
-FFP
-Frozen at -18C for 1 yr
-24 hours after thawing
Component garage temps
-Cryo AHF
-18C for three hundred and sixty five days
Component garage temps
-AHF or element VIII pay attention
24 hours after thaw at 1-6C (RT for VIII)
Give VIII and fibrinogen inside _________ hours after pooling
four
T/F: RhIG at 28 weeks can reason the mom to have a low titer anti D
True
T/F: Blood from mother to infant ought to be irradiated.
True
,T/F: 37C crossmatch is wanted to locate ABO errors.
False (Room temp)
Premature babies need transfusion usually because of...
Blood loss from lab tests
T/F: When phenotyping, use a nice manipulate that is homozygous superb.
False (heterozygously high-quality to show susceptible reactions)
Rouleaux and bloodless car will make the automobile control positive. How can this be
outstanding?
Distinguish via warming, looking underneath scope or saline replacement
__________ will react with polyspecific AHG and C3 monospecific AHG
Cold auto
Cryoprecipitate is used today mainly to replace what?
Fibrinogen
T/F: AB= affected person can most effective get AB plasma (+ or =)
True
Intrauterine transfusion have to have what executed to it?
Fresh, CMV=, irradiated and accrued with CDPA
What issue is used when PT and PTT are prolonged?
FFP
T/F: Lewis antibodies react at RT and from time to time 37 and reason invitro hemolysis.
True
Sexual companion of IV drug user deferred from donating for how long?
One yr
Patient has antibodies to: A ; B ; A,B and H;
They foward and reverse type as an O.
, What is suspected? How is it resolved?
Bombay; take a look at with anti-H lectin (will no longer react considering the fact that
bombay has no H antigens)
A patient foward sorts as a B and backtypes as an A. What is suspected? How is it
resolved?
Acquired B; affected person is typically type A1 with GI troubles and a few bacteria alter the
RBC antigens
Resolve by using autologous trying out; patient's anti-B will not react with the received B
antigen on their RBCs
A affected person foward sorts as a susceptible A. There is a susceptible reaction with
anti-A1 and robust response with anti-AB. There is not any response with anti-A1 lectin. The
opposite reacts with A1 cells. What is suspected? How is it resolved?
Patient with anti-A1;
Type with A2 cells (+ suggests NOT A2; = suggests it is A2)
Review ABO typing discrepancies chart.
__________ can make the Rh manage + whilst doing weak D check
+DAT
Enzyme destroys which antigens? It strengthens which?
-Destroys M, N, S, Fy (ZAPP also destroys K)
-Strengthens Rh, Le, and Jk
ABYs which may be neutralized?
Le and P1
ABYs which display dosage?
M, N, Jk, Rh
RhIG calculation
# fetal cells / 500 = ___
___ x 5000 then /30 and +1
A2 cells ONLY react with?
B and O
ABY maximum associated with delayed hemolytic transfusion reactions
Anti-Jk a
ABY related to Mycoplasma pneumonia
Anti-I
__________ antibodies reason extravascular hemolysis from sequestration by way of spleen
IgG
Enzyme panel will no longer react with which antibodies?
Duffy antibodies (Fya or Fyb
When a unit of blood is entered, it has how lengthy for use?
24 hours
Component garage temps
-Red cells
-CPDA for 35 days
-Adsol for 42 days
-1-6C
Component storage temps
-Whole blood with CPDA-1
1-6C for 35 days
Blood transfused to infants must be...
Less than 7 days vintage
Irradiated RBCs must be used inside what time body?
28 days or expiration date (whichever is first)
Component storage temps
,-Frozen & deglycerized RBC
Freeze at -80C and shop at -65C for 10 years
Why is blood leukoreduced?
Prevent febrile transfusion reactions
Component garage temps
-PLTs
-Room temp (20-24C)
-five days with non-stop agitation
transfuse inside four hours of pooling
Component garage temps
-WBCs
-20-24C
-24 hours
Component garage temps
-FFP
-Frozen at -18C for 1 yr
-24 hours after thawing
Component garage temps
-Cryo AHF
-18C for three hundred and sixty five days
Component garage temps
-AHF or element VIII pay attention
24 hours after thaw at 1-6C (RT for VIII)
Give VIII and fibrinogen inside _________ hours after pooling
four
T/F: RhIG at 28 weeks can reason the mom to have a low titer anti D
True
T/F: Blood from mother to infant ought to be irradiated.
True
,T/F: 37C crossmatch is wanted to locate ABO errors.
False (Room temp)
Premature babies need transfusion usually because of...
Blood loss from lab tests
T/F: When phenotyping, use a nice manipulate that is homozygous superb.
False (heterozygously high-quality to show susceptible reactions)
Rouleaux and bloodless car will make the automobile control positive. How can this be
outstanding?
Distinguish via warming, looking underneath scope or saline replacement
__________ will react with polyspecific AHG and C3 monospecific AHG
Cold auto
Cryoprecipitate is used today mainly to replace what?
Fibrinogen
T/F: AB= affected person can most effective get AB plasma (+ or =)
True
Intrauterine transfusion have to have what executed to it?
Fresh, CMV=, irradiated and accrued with CDPA
What issue is used when PT and PTT are prolonged?
FFP
T/F: Lewis antibodies react at RT and from time to time 37 and reason invitro hemolysis.
True
Sexual companion of IV drug user deferred from donating for how long?
One yr
Patient has antibodies to: A ; B ; A,B and H;
They foward and reverse type as an O.
, What is suspected? How is it resolved?
Bombay; take a look at with anti-H lectin (will no longer react considering the fact that
bombay has no H antigens)
A patient foward sorts as a B and backtypes as an A. What is suspected? How is it
resolved?
Acquired B; affected person is typically type A1 with GI troubles and a few bacteria alter the
RBC antigens
Resolve by using autologous trying out; patient's anti-B will not react with the received B
antigen on their RBCs
A affected person foward sorts as a susceptible A. There is a susceptible reaction with
anti-A1 and robust response with anti-AB. There is not any response with anti-A1 lectin. The
opposite reacts with A1 cells. What is suspected? How is it resolved?
Patient with anti-A1;
Type with A2 cells (+ suggests NOT A2; = suggests it is A2)
Review ABO typing discrepancies chart.
__________ can make the Rh manage + whilst doing weak D check
+DAT
Enzyme destroys which antigens? It strengthens which?
-Destroys M, N, S, Fy (ZAPP also destroys K)
-Strengthens Rh, Le, and Jk
ABYs which may be neutralized?
Le and P1
ABYs which display dosage?
M, N, Jk, Rh
RhIG calculation
# fetal cells / 500 = ___
___ x 5000 then /30 and +1
A2 cells ONLY react with?
B and O
