Guidelines for corect Nuchal translucency measurement are all except: (A) Fetus must be in midsagittal plane, (B) Fetal neck must be in a neutral position, (C) The calipers must be placed parallel to long axis of fetus, (D) Amnion must be seen as separate from NT line
Answer is C. The calipers must be placed perpendicular to long axis of fetus.