Migraine and risk of ischaemic strokeBMJ 1994; 308 doi: https://doi.org/10.1136/bmj.308.6924.343 (Published 29 January 1994) Cite this as: BMJ 1994;308:343
- A Carolei,
- C Marini,
- C Fieschi
- Clinica Neurologica, Dipartimento di Medicina Interna e Sanita Pubblica, Universita degli Studi di L'Aquila, 67100 L'Aquila-Collemaggio, Italy.
EDITOR, - According to Claire Morton,1 Christophe Tzourio and colleagues found no overall association between migraine and ischaemic stroke.2
In our case-control study of cerebral ischaemia we recruited 308 young adults (135 with transient ischaemic attack and 173 with stroke) and 591 controls and showed a significant association between cerebral ischaemia and migraine with aura in the medical history (odds ratio 5.2; P=0.016) in patients under 45.3 The …