Unexpected Pregnancy Revealed on 18F-NaF PET/CT

Clin Nucl Med. 2016 Apr;41(4):e202-3. doi: 10.1097/RLU.0000000000000984.


A 48-year-old illiterate woman who is congenitally deaf and mute underwent 18F-NaF PET/CT study to evaluate bone metastases from newly diagnosed breast cancer. Unexpectedly, a fetus in early second trimester was noted on CT images. In addition, subtle 18F-NaF uptake by the fetus could also be observed.

Publication types

  • Case Reports

MeSH terms

  • Female
  • Humans
  • Incidental Findings*
  • Middle Aged
  • Multimodal Imaging*
  • Positron-Emission Tomography*
  • Pregnancy
  • Pregnancy, Unplanned*
  • Radiopharmaceuticals
  • Sodium Fluoride
  • Tomography, X-Ray Computed*


  • Radiopharmaceuticals
  • Sodium Fluoride