Comparison of overlapping symptoms in cyclic vomiting syndrome, abdominal migraine, and migraine headaches in children and adolescents

	Percentage of patients with symptom
	Cyclic vomiting syndrome	Abdominal migraine	Migraine headache
Core symptoms
Vomiting	100	39 to 72	40 to 69
Abdominal pain	3 to 81	100	10 to 55
Headache	38 to 59	31 to 50	100
Associated symptoms
Lethargy	91
Pallor	87	90 to 100	23 to 88
Anorexia	74	91 to 98	13 to 93
Nausea	72	73 to 91	46 to 100
Photophobia	32	1 to 42	27 to 81
Mean age^[1]
	5 years	9 years	11 years

Reference:

Abu-Arafeh I, Russell G. Cyclical vomiting syndrome in children: a population-based study. J Pediatr Gastroenterol Nutr 1995; 21:454.

Adapted from: Li BU, Balint JP. Cyclic vomiting syndrome: Evolution in understanding of a brain-gut disorder. Adv Pediatr 2000; 47:117.

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