title: Defective autonomic control of blood vessels in idiopathic orthostatic hypotension.
mesh_terms: D000368:Aged; D001274:Atmospheric Pressure; D001794:Blood Pressure; D001808:Blood Vessels / Q000503:physiopathology*; D001831:Body Temperature; D003080:Cold Temperature; D005542:Forearm / Q000098:blood supply; D006339:Heart Rate; D006358:Hot Temperature; D006801:Humans; D007024:Hypotension, Orthostatic / Q000503:physiopathology*; D007866:Leg / Q000098:blood supply; D008297:Male; D008875:Middle Aged; D011187:Posture; D012018:Reflex; D013312:Stress, Physiological / Q000503:physiopathology; D013546:Sweating; D013564:Sympathetic Nervous System / Q000503:physiopathology; D013575:Syncope / Q000503:physiopathology; D014655:Vascular Resistance