WHEN LEONARD LOVSHIN, MD, asked a fellow conferee at the 28th Annual Scientific Meeting of the American Association for the Study of Headache to support a point he was making about migraine, his friend quipped: "That's twice in 30 years we've agreed." The friend may have been only half joking.
And Lovshin, director emeritus of the Department of Internal Medicine at the Cleveland Clinic Foundation, was lucky at that. Had he asked anyone else, that person very well might have disagreed. When it comes to migraine, there never has been much consensus among headache specialists.
But recent research suggests that migraine, and headache in general, is even more of a mystery than had been thought, and many headache specialists are beginning to question even the basic tenets of migraine theory.
In fact, disagreement over the whats, whys, and hows of migraine are so common that Donald Dalessio, MD, chair of