Absence of nasal bone and detection of trisomy 21

Lancet. 2002 Apr 13;359(9314):1343. doi: 10.1016/S0140-6736(02)08287-9.
No abstract available

Publication types

  • Comment
  • Letter

MeSH terms

  • Down Syndrome / diagnosis*
  • Female
  • Humans
  • Maternal Age
  • Nasal Bone / abnormalities*
  • Pregnancy
  • Pregnancy Trimester, First
  • Pregnancy, High-Risk
  • Prenatal Diagnosis / methods*
  • Risk Factors