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Radiology Radiotherapy 0816b77c

Most sensitive sonological indicator for aneuploidy is

A
Gestational sac volume
B
Crown-rump length
C
Nuchal transluscency
D
Serum P HCG level
High-Yield Explanation
Ans. is 'c' i.e. Nuchal translucency Rumack writes - "The most effective sonographic marker of trisomy 21 and other chromosomal defects is increased nuchal translucency (NT) thickness at 11 to 14 weeks gestation."

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