Vomiting, Cyclic is a topic covered in the 5-Minute Emergency Consult.

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Basics

Description

  • A chronic, idiopathic disorder characterized by recurrent, discrete episodes of disabling nausea and vomiting separated by symptom-free intervals lasting a few days to months
  • Adult population – average age of diagnosis is 31:
    • Average age of onset is 21
  • Pediatric population – average age of diagnosis is 5
  • General characteristics:
    • Phase 1: Interepisodic phase:
      • Symptom free
    • Phase 2: Prodrome:
      • Varying intensity of nausea and diaphoresis
    • Phase 3: Emetic phase:
      • Intense nausea/vomiting/retching/dry heaving up to 7 days
    • Phase 4: Recovery phase:
      • Improvement of nausea and tolerance of PO intake

Epidemiology

Incidence and Prevalence Estimates
  • True incidence and prevalence in adult general population unknown due to limited data and research, increasing recognition in syndrome
  • In pediatric population, cyclic vomiting syndrome affects 0.04–2% of population with estimated new cases 3/100,000 annually

Etiology

  • Etiology unknown
  • Pathophysiology is also unknown and is under research:
    • Limited research suggests multifactorial factors such as autonomic, central, and environmental to be involved

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Citation

* When formatting your citation, note that all book, journal, and database titles should be italicized* Article titles in AMA citation format should be in sentence-case
TY - ELEC T1 - Vomiting, Cyclic ID - 307673 Y1 - 2016 PB - 5-Minute Emergency Consult UR - https://emergency.unboundmedicine.com/emergency/view/5-Minute_Emergency_Consult/307673/all/Vomiting__Cyclic ER -