Robert W Haley, Wanpen Vongpatanasin, Gil I Wolfe, Wilson W Bryan, Roseanne Armitage, Robert F Hoffmann, Frederick Petty, Timothy S Callahan, Elizabeth Charuvastra, William E Shell, W Wesley Marshall, Ronald G Victor
PURPOSE: To test the hypothesis that subtle abnormalities of the autonomic nervous system underlie the chronic symptoms reported by many Gulf War veterans, such as chronic diarrhea, dizziness, fatigue, and sexual dysfunction. METHODS: Twenty-two ill Gulf War veterans and 19 age-, sex-, and education-matched control veterans underwent measurement of circadian rhythm of heart rate variability by 24-hour electrocardiography, ambulatory blood pressure recording, Valsalva ratio testing, sympathetic skin response evaluation, sweat imprint testing, and polysomnography...
October 1, 2004: American Journal of Medicine