title: Paroxysmal atrioventricular block triggered by orthostatic hypotension.
mesh_terms: D004562:Electrocardiography; D005260:Female; D006327:Heart Block / Q000209:etiology* / Q000503:physiopathology; D006801:Humans; D007024:Hypotension, Orthostatic / Q000150:complications*; D008875:Middle Aged; D013616:Tachycardia, Sinus / Q000150:complications* / Q000209:etiology / Q000503:physiopathology; D013617:Tachycardia, Supraventricular / Q000150:complications*