Prodromal stage

{
  "id": "MLC-T-CHM-009499",
  "term": "Prodromal stage",
  "field": "Chemistry",
  "definition": "The early phase of an illness in which vague or non-specific symptoms, such as fatigue, mood change, malaise or visual disturbance, appear before the characteristic signs of the full disease. It follows any symptom-free latent period and ends when the diagnostic features emerge. The prodrome of a migraine can start up to a day or two before the headache itself.",
  "subject": "Chemistry and Human Health",
  "see_also": [
    "migraine",
    "prodrome"
  ],
  "references": [
    "PAC, 2015, 87, 841. 'IUPAC Glossary of terms used in neurotoxicology (IUPAC Recommendations 2015)' on page 898 (https://doi.org/10.1515/pac-2015-0103)"
  ],
  "url": "https://mlchart.com/terminology/chemistry/prodromal-stage/"
}