Question 1

All of the following are common characteristics of ABO hemolytic disease of the fetus and newborn except:

Accepted Answer

A)  weak positive direct antiglobulin test. 
B)  the mother is group A. 
C)  the antibody on the infant's cells is anti-A,B. 
D)  mild clinical symptoms. 
A)  weak positive direct antiglobulin test. 
B)  the mother is group A. 
C)  the antibody on the infant's cells is anti-A,B. 
D)  mild clinical symptoms.

Question 2

A large fetomaternal bleed in a D-negative woman who delivered a D-positive infant should be suspected if the:

Accepted Answer

A)  direct antiglobulin test on the infant is positive. 
B)  infant is premature. 
C)  fetomaternal hemorrhage screen result is positive. 
D)  maternal antibody screen is positive postpartum. 
A)  direct antiglobulin test on the infant is positive. 
B)  infant is premature. 
C)  fetomaternal hemorrhage screen result is positive. 
D)  maternal antibody screen is positive postpartum.

Question 3

A newborn phenotypes as group O,D-positive with a 1+ direct antiglobulin test.The mother's antibody screening test is negative.Assuming the antibody screen is valid; one should consider the reason for the positive DAT is due to an antibody against _______________ antigen.

Accepted Answer

A)  D 
B)  A or B 
C)  low-incidence 
D)  high-incidence 
A)  D 
B)  A or B 
C)  low-incidence 
D)  high-incidence

Question 4

Following delivery,when should Rh immune globulin be administered?

Accepted Answer

A)  12 hours 
B)  24 hours 
C)  48 hours 
D)  72 hours 
A)  12 hours 
B)  24 hours 
C)  48 hours 
D)  72 hours

Question 5

Which elution method is ideal in the investigation of ABO hemolytic disease of the fetus and newborn?

Accepted Answer

A)  Glycine-acid 
B)  Lui freeze-thaw 
C)  Xylene 
D)  Chloroform 
A)  Glycine-acid 
B)  Lui freeze-thaw 
C)  Xylene 
D)  Chloroform

Question 6

Which tests are performed to identify the cause of suspected hemolytic disease of the fetus and newborn?

Accepted Answer

A)  ABO group 
B)  D testing 
C)  Direct antiglobulin test 
D)  All of the above 
A)  ABO group 
B)  D testing 
C)  Direct antiglobulin test 
D)  All of the above

Question 7

A group O,D-positive mother gave birth to a group A,D-negative infant.After 24 hours,the newborn's bilirubin level rose to 19 mg/dL.A direct antiglobulin test performed on the cord blood specimen was positive with anti-IgG.What antibody is most likely implicated?

Accepted Answer

A)  Anti-D 
B)  Anti-A 
C)  Anti-B 
D)  Anti-A,B 
A)  Anti-D 
B)  Anti-A 
C)  Anti-B 
D)  Anti-A,B

Question 8

Which one of the following antibodies is unlikely to cause hemolytic disease of the fetus and newborn?

Accepted Answer

A)  Anti-C 
B)  Anti-K 
C)  Anti-Lea 
D)  Anti-S 
A)  Anti-C 
B)  Anti-K 
C)  Anti-Lea 
D)  Anti-S

Question 9

What immunoglobulin is capable of crossing the placenta?

Accepted Answer

A)  IgA 
B)  IgG 
C)  IgM 
D)  IgE 
A)  IgA 
B)  IgG 
C)  IgM 
D)  IgE

Question 10

To be considered a candidate for Rh immune globulin,the mother is ______________ and the infant is _____________.

Accepted Answer

A)  D-positive, D-negative 
B)  D-negative, D-positive 
C)  D-negative, D-negative 
D)  D-positive, D-positive 
A)  D-positive, D-negative 
B)  D-negative, D-positive 
C)  D-negative, D-negative 
D)  D-positive, D-positive

All of the following are common characteristics of ABO hemolytic disease of the fetus and newborn except:

A large fetomaternal bleed in a D-negative woman who delivered a D-positive infant should be suspected if the:

A newborn phenotypes as group O,D-positive with a 1+ direct antiglobulin test.The mother's antibody screening test is negative.Assuming the antibody screen is valid; one should consider the reason for the positive DAT is due to an antibody against _______________ antigen.

Following delivery,when should Rh immune globulin be administered?

Which elution method is ideal in the investigation of ABO hemolytic disease of the fetus and newborn?

Which tests are performed to identify the cause of suspected hemolytic disease of the fetus and newborn?

A group O,D-positive mother gave birth to a group A,D-negative infant.After 24 hours,the newborn's bilirubin level rose to 19 mg/dL.A direct antiglobulin test performed on the cord blood specimen was positive with anti-IgG.What antibody is most likely implicated?

Which one of the following antibodies is unlikely to cause hemolytic disease of the fetus and newborn?

What immunoglobulin is capable of crossing the placenta?

To be considered a candidate for Rh immune globulin,the mother is __ and the infant is _.

Quality Assurance and Regulation of the Blood Industry and Safety Issues in the Blood Bank

Immunology: Basic Principles and Applications in the Blood Bank

Blood Banking Reagents: Overview and Applications

Genetic Principles in Blood Banking

ABO and H Blood Group Systems and Secretor Status

Rh Blood Group System

Other Red Cell Blood Group Systems, Human Leukocyte Antigens, and Platelet Antigens

Antibody Detection and Identification

Compatibility Testing

Blood Bank Automation for Transfusion Services

Adverse Complications of Transfusions

Donor Selection and Phlebotomy

Testing of Donor Blood

Blood Component Preparation and Therapy

Transfusion Therapy in Selected Patients

Filters

Exam 12: Hemolytic Disease of the Fetus and Newborn

All of the following are common characteristics of ABO hemolytic disease of the fetus and newborn except:

A large fetomaternal bleed in a D-negative woman who delivered a D-positive infant should be suspected if the:

A newborn phenotypes as group O,D-positive with a 1+ direct antiglobulin test.The mother's antibody screening test is negative.Assuming the antibody screen is valid; one should consider the reason for the positive DAT is due to an antibody against _______________ antigen.

Following delivery,when should Rh immune globulin be administered?

Which elution method is ideal in the investigation of ABO hemolytic disease of the fetus and newborn?

Which tests are performed to identify the cause of suspected hemolytic disease of the fetus and newborn?

A group O,D-positive mother gave birth to a group A,D-negative infant.After 24 hours,the newborn's bilirubin level rose to 19 mg/dL.A direct antiglobulin test performed on the cord blood specimen was positive with anti-IgG.What antibody is most likely implicated?

Which one of the following antibodies is unlikely to cause hemolytic disease of the fetus and newborn?

What immunoglobulin is capable of crossing the placenta?

To be considered a candidate for Rh immune globulin,the mother is ______________ and the infant is _____________.

Quality Assurance and Regulation of the Blood Industry and Safety Issues in the Blood Bank

Immunology: Basic Principles and Applications in the Blood Bank

Blood Banking Reagents: Overview and Applications

Genetic Principles in Blood Banking

ABO and H Blood Group Systems and Secretor Status

Rh Blood Group System

Other Red Cell Blood Group Systems, Human Leukocyte Antigens, and Platelet Antigens

Antibody Detection and Identification

Compatibility Testing

Blood Bank Automation for Transfusion Services

Adverse Complications of Transfusions

Donor Selection and Phlebotomy

Testing of Donor Blood

Blood Component Preparation and Therapy

Transfusion Therapy in Selected Patients

Filters

To be considered a candidate for Rh immune globulin,the mother is __ and the infant is _.