Rubella pg questions all india aims pg ichandigarh paediatrics

1. Vydehi veeramalla
Md Biochemistry
Pg questions congenital rubella

2. All of the following statements are true about congenital ru
except
a)It is diagnosed when infant has ig m antibodies at birth
b)It is diagnosed when ig G antibodies persist for more th
6 months
c)mc,.congenital defect are deafness ,cardiac malformati
d)Infection after 16 weeks of gestation results in major co
defects
D

5. Which of the following is not a common manifestation of congenit
A. Deafness
B. Pda
C.Aortic stenosis
D.Mental retardation
E. C

6. Congenital rubella manifestation are all except
A. rash appears first on trunk
B. Pre auricular lymph nodes
C. Arthralgia
D. retinopathy
A,C

7. In congenital rubella charecterisic skin lesion typical of acquired r
are not present
Skin lesion in congenital rubella are
Pupura due to thrombocytopenia
Blueberry muffin skin lesions

8. Which of the following methods can be used to detect r
infection in children
A. T4 cell count
B. Fetal haemoglobin
C. Ig m antibody in fetal blood
D. Ig a antibody in fetal blood
E. C

9. Isolation of virus in cell cultures of throat samples,
urine or other secretions
Normally maternal rubella antibodies in the form of
igG is transferred to infants and is gradually last over
a period of 6 months pesistent beyond 1 year in
unvaccinated child
suggests congenital rubella
Presence of ig M is diagnostic
Pcr for rubella Rna

10. All are true about congenital rubella syndrome excep
A.Cardiac abnormality
B.Renal anomalies
C.Deafness
D.Cataract
B

11. Which heart disease is most commonly associated with
A. Pda
B. Vsd
C. Asd
D. Eisenmenger syndrome
A

12. Pda>ps>vsd>Asd

13. All of the following statements about congenital rubella
except
A. igG Persists for more than 6 months
B. Ig M anibody present at birth
C. Most common anomalies are hearing and heart def
D. Increased risk of congenital malformation if infection
occur after 16 weeks
D

14. Congenital infection is considered to have ocurred if the infant ha
rubella antibodies shortly after birth
or
igG antibodies persist for more than 6 months by which time mate
derived antibodies would have disappeared .
Fetal malformations not only are more common in 1 trimester but
Those infected after 16 weeks suffer no major abnormality

15. References
Op ghai
Nelson
harrison
jawetz