Fetal pole

{
  "id": "MLC-T-CHM-013098",
  "term": "Fetal pole",
  "field": "Chemistry",
  "definition": "The first visible sign of a developing embryo during an ultrasound examination, appearing as a thickening adjacent to the yolk sac. This structure represents the earliest identifiable embryonic tissue within the gestational sac. Its presence and growth rate are key indicators of early pregnancy viability.",
  "subject": "Chemistry and Human Health",
  "see_also": [
    "fetus",
    "pregnancy",
    "ultrasound",
    "yolk sac"
  ],
  "references": [
    "PAC, 2016, 88, 713. 'Glossary of terms used in developmental and reproductive toxicology (IUPAC Recommendations 2016)' on page 755 (https://doi.org/10.1515/pac-2015-1202)"
  ],
  "url": "https://mlchart.com/terminology/chemistry/fetal-pole/"
}