The syndrome of primary orthostatic hypotension.
D000368:Aged; D000450:Aldosterone / Q000378:metabolism; D001794:Blood Pressure / Q000187:drug effects; D006328:Cardiac Catheterization; D004569:Electroencephalography; D004576:Electromyography; D006334:Heart Function Tests; D006439:Hemodynamics; D006801:Humans; D007024:Hypotension, Orthostatic / Q000209:etiology* / Q000503:physiopathology; D008297:Male; D008875:Middle Aged; D009431:Neural Conduction; D009461:Neurologic Manifestations; D011674:Pulse / Q000187:drug effects; D012083:Renin / Q000097:blood; D012636:Secretory Rate; D013997:Time Factors; D014636:Valsalva Maneuver
D000450:Aldosterone; D012083:Renin