ABGC TEST |ACTUAL QUESTIONS AND VERIFIED
ANSWERS|BRAND NEW 2026-2027
UPDATE|GRADED A+
Question 1
Which of the following features identified by fetal u/s is MORE commonly associated with
T18 than T21?
a) nuchal thickening
b) duodenal atresia
c) echogenic bowel
d) choroid plexus cyst
CORRECT ANSWER
D: choroid plexus cyst
Question 2
A 20 y.o. man and his family are seen for genetic counseling to discuss his recent diagnosis
of Charcot-Marie-Tooth (CMT) disease. After introductions, which of the following would
be the BEST next step for the genetic counselor to take?
a) Explain the recurrence of CMT
b) Ask them what they have been told about CMT
c) Collect a family and medical hx
d) Review the results of his genetic testing
CORRECT ANSWER
B: Ask them what they have been told about CMT
1
@THE STUDY VAULT
, Question 3
A 30 y.o. woman who had a previous stillbirth comes for prenatal genetic counseling
because her serum screening results show a very low estriol with relatively normal levels
of AFP, hCG, and inhibin. To help determine the MOST likely diagnosis for this pregnancy,
the genetic counselor should inquire about which of the following abnormalities in the
stillborn child?
a) Hypospadias and congenital heart defect
b) Hydrocephalus and adducted thumbs
c) Absent radii and cystic kidneys
d) Short limbs and polydactyly
CORRECT ANSWER
A: Hypospadias and congenital heart defect
Question 4
A 35 y.o. woman comes for genetic counseling because of a family hx of polycystic kidney
disease (PKD) consistent with autosomal dominant inheritance and confirmed by review
of medical records. Genetic testing has not been performed. The woman's renal u/s
showed a single unilateral kidney cyst. The patient states, "Now that I have PKD, my
children are at 50% risk to have it too. They need to have DNA testing." Which of the
following is the BEST response to the patient's statement?
a) Agree that she meets diagnostic criteria and recommend her children have DNA testing.
b) Agree that she meets diagnostic criteria and recommend her children have renal u/s.
c) Explain that she does not meet diagnostic criteria and recommend an affected relative
have DNA testing.
d) Explain that she does not meet diagnostic criteria and recommend she have DNA testing.
CORRECT ANSWER
2
@THE STUDY VAULT
ANSWERS|BRAND NEW 2026-2027
UPDATE|GRADED A+
Question 1
Which of the following features identified by fetal u/s is MORE commonly associated with
T18 than T21?
a) nuchal thickening
b) duodenal atresia
c) echogenic bowel
d) choroid plexus cyst
CORRECT ANSWER
D: choroid plexus cyst
Question 2
A 20 y.o. man and his family are seen for genetic counseling to discuss his recent diagnosis
of Charcot-Marie-Tooth (CMT) disease. After introductions, which of the following would
be the BEST next step for the genetic counselor to take?
a) Explain the recurrence of CMT
b) Ask them what they have been told about CMT
c) Collect a family and medical hx
d) Review the results of his genetic testing
CORRECT ANSWER
B: Ask them what they have been told about CMT
1
@THE STUDY VAULT
, Question 3
A 30 y.o. woman who had a previous stillbirth comes for prenatal genetic counseling
because her serum screening results show a very low estriol with relatively normal levels
of AFP, hCG, and inhibin. To help determine the MOST likely diagnosis for this pregnancy,
the genetic counselor should inquire about which of the following abnormalities in the
stillborn child?
a) Hypospadias and congenital heart defect
b) Hydrocephalus and adducted thumbs
c) Absent radii and cystic kidneys
d) Short limbs and polydactyly
CORRECT ANSWER
A: Hypospadias and congenital heart defect
Question 4
A 35 y.o. woman comes for genetic counseling because of a family hx of polycystic kidney
disease (PKD) consistent with autosomal dominant inheritance and confirmed by review
of medical records. Genetic testing has not been performed. The woman's renal u/s
showed a single unilateral kidney cyst. The patient states, "Now that I have PKD, my
children are at 50% risk to have it too. They need to have DNA testing." Which of the
following is the BEST response to the patient's statement?
a) Agree that she meets diagnostic criteria and recommend her children have DNA testing.
b) Agree that she meets diagnostic criteria and recommend her children have renal u/s.
c) Explain that she does not meet diagnostic criteria and recommend an affected relative
have DNA testing.
d) Explain that she does not meet diagnostic criteria and recommend she have DNA testing.
CORRECT ANSWER
2
@THE STUDY VAULT
