Question32:-All the following are indications for fetal ECHO EXCEPT
‘Acthick nuchal translucency
B:-monochorionic twin gestation
C-maternal anti cardiolipin antibodies
D-maternal pregestational diabetes orphenyiketonuria
Correct Answer:- Option-C
Question33:-Fetal renal pelviectasis- Find the CORRECT statement
‘Asis present in 20 to 30 percent of fetuses
8:11 30 percent of cases, its transient or physiological
othe pelvis is typically considered dilated if it exceeds 4 mm in the second trimester or 7 mm at approximately 32 weeks’ gestation
Di-mild pyelectasis in the second trimester is not considered a soft marker for down syndrome
Correct Answer:- Option-C
Question34:-All the statements about Hydramnios (Polyhydramnios) are TRUE EXCEPT
‘Acit is diagnosed when AFI exceeds 24 and complicates 1 to 2 percent of singleton pregnancies
B:-underlying causes of hydramnios include fetal anomalies-in approximately 15 percent and diabetes in 15 to 20 percent
othe degree of hydramnios correlates with the likelihood of an anomalous infant
D-idiopathic hydramnios accounts for upto 30 percent of cases of hydramnios
Correct Answer:- Option-D
Question35:-Find the FALSE statement regarding teratagens in pregnancy
‘Acless than 1 percent of all birth defects are caused by medications
B:-B0 percent of birth defects do not have an obvious etiology and of those withan identified cause, nearly 95 percent of cases have chromosomal or genetic origins
‘C-mono therapy with Levitracetam is associated with a &-percent major malformation rate, which is slightly higher than that for the general population
D:-sulfenamides and nitrofurantoin are appropriate for use in pregnancy only if suitable altematives are lacking
Correct Answer:- Option-C
Question36:-Al are TRUE regarding call free fetal DNA EXCEPT
‘AcReliably detected in matemal blood after 9 to 10 weeks’ gestation
B:-The proportion of cell-free DNA that is placental is called the fetal fraction and it composes approximately 50 percent ofthe total circulating cell-free DNA in maternal plasma
C-The specificity to detect down syndrome, trisomy 18 and trisomy 13 is over 99 percent
D:-Real-time quantitative polymerase chain reaction (PCR) may be used for Rh genotyping, detection of patemally inherited single-gene disorders or fetal sex determination
Correct Answer:- Option ®
Question37:-Al are TRUE regarding Prenatal Diagnosis EXCEPT
‘A:Biopsy of chorionic villi is typically performed between 10 and 13 weeks' gestation
B:-Transabdominal amniocentesis is generally done between 11 and 14 weeks
C-FISH studies are usually completed within 24 to 48 hours
Chromosomal Microarray can often be performed directly on uncultured amniocytes with a tum around time of only 3 to 5 days
Correct Answer:- Option ®
Question38:-All are TRUE regarding Anti D immunoglobulin EXCEPT
‘A300 meg dose is given for each 15 mL of fetal red cells or 30 mL of fetal whole blood to be neutralized
B:-Anti-D immune globulin may produce a weakly positive : 1 to : 4-indirect coombs titer in the mother
C=Routine postpartum administration of anti-D immune globulin to at-risk pregnancies within 72 hours of delivery lowers the alloimmunization rate by 50 percent
D-Antepartum anti-D immune globulin at 28 weeks’ gestation reduces the third-trimester alloimmunization rate from approximately 2 percent to 0.1 percent
Correct Answer:- Option-C
Question39:-All are TRUE regarding Non-Stress Test NST EXCEPT
‘AcBefore 32 weeks, normal accelerations are defined as having an acme that is 10 bpm or more above baseline for 10 seconds or longer
B:-Beat:to-beat variability is under the control of the autonomic nervous system
C=-Loss of reactivity is most commonly associated with fetal hypoxia
D-Abnormal non-stress test is inadequate to preclude any acuteasphyxial event happening in a 7 day interval
Correct Answer:- Option-C

Question40:-All are TRUE regarding miscarriage EXCEPT

Acbalanced structural chromosomal rearrangements may originate from either parent and are found in 2 to 4 percent of couples with recurrent pregnancy loss