Cells link headache
to heart disease
In monkeys, nerve cells in the
upper spinal cord can respond both to heart and head stimulation, possibly
explaining why people with heart disease sometimes report headaches
when they exercise.
References:
Chandler, M.J., et al. Superior sagittal sinus (SSS) input
converges with visceral or phrenic inputs on C1-C2 spinothalamic tract
(STT) cells in monkeys. Experimental Biology '99 meeting. April. Washington,
D.C.
Lipton, R.B., et al. 1997. Cardiac cephalgia: A treatable
form of exertional headache. Neurology 49(September):813.
Sources:
Margaret Chandler
University of Oklahoma
Department of Physiology
Health Sciences Center
Oklahoma City, OK 73190
Robert D. Foreman
University of Oklahoma
Health Sciences Center
Biomedical Sciences Building, Room 653
P.O. Box 26901
940 Stanton L. Young Boulevard
Oklahoma City, OK 73190
A. Michael Lincoff
Cleveland Clinic Foundation
9500 Euclid Avenue
Cleveland, OH 44195
From Science
News, Vol. 155, No. 18, May 1, 1999, p. 287.
Copyright © 1999, Science Service.
