Cyclic Vomiting Syndrome: Symptoms & Signs

Medically Reviewed on 2/12/2021

Cyclic vomiting syndrome is a condition involving episodes of vomiting. These episodes tend to start at about the same time every day and may last for hours or days. The symptoms may come and go with periods of time that are free of symptoms. The condition often begins in young children, although it can appear in any age group. People typically have 4 to 12 episodes per year. The condition has been considered by some to be a variant of migraine.

In addition to regular episodes of vomiting without a known cause, other symptoms and signs associated with cyclic vomiting syndrome can include

Additional symptoms and signs can include

Cause of cyclic vomiting syndrome

Cyclic vomiting syndrome occurs without a known cause.

Other cyclic vomiting syndrome symptoms and signs

  • Abdominal Pain
  • Diarrhea
  • Fever
  • Gagging
  • Headache
  • Increased Sensitivity to Light (Photophobia) or to Sound (Phonophobia)
  • Pale Skin (Pallor)
  • Regular Episodes of Vomiting
  • Retching
  • Sensitivity to Light

Jameson, J. Larry, et al. Harrison's Principles of Internal Medicine, 20th Ed. New York: McGraw-Hill Education, 2018.