McGeeney Brian E
Department of Neurology, Boston University School of Medicine, Boston, MA, USA.
J Headache Pain. 2006 Dec;7(6):416-8. doi: 10.1007/s10194-006-0345-8. Epub 2006 Dec 10.
A case valsalva-induced cluster headache is presented. Cluster attacks induced by valsalva manoeuvres alone were only recently described, and such patients have features of cough headache and cluster headache. Attacks occurred a couple of times a week in the patient presented, solely triggered by valsalva manoeuvres including coughing, sneezing or straining and not by exercising.