ICNP description : Vascular Pain: Sensation of pain stemming from recurring unilateral vascular headache
where onset of pain is triggered by external stimuli such as light, noise and odour
as well as internal stimuli such as food intolerance, stress and other types of pain;
sensation of pain may be foregone by prodomes of flashing light and aura; sensation
of pain is usually reported as pressing, crushing pounding splitting excruciating
unilateral sensations accompanied by nausea, vomiting, thirst and mood changes.;