Amenorrhea

{
  "id": "MLC-T-CHM-000481",
  "term": "Amenorrhea",
  "field": "Chemistry",
  "definition": "The absence of menstruation in a female of reproductive age. Primary amenorrhea occurs when menstruation has not begun by a certain age, while secondary amenorrhea is the cessation of menstruation after it has previously been established. Pregnancy is the most common physiological cause of secondary amenorrhea.",
  "synonyms": [
    "menostasis"
  ],
  "subject": "Chemistry and Human Health",
  "see_also": [
    "menstruation"
  ],
  "references": [
    "PAC, 2016, 88, 713. 'Glossary of terms used in developmental and reproductive toxicology (IUPAC Recommendations 2016)' on page 720 (https://doi.org/10.1515/pac-2015-1202)"
  ],
  "url": "https://mlchart.com/terminology/chemistry/amenorrhea/"
}