Observations on the natural history of varicosity of pulmonary veins.
D000328:Adult; D000792:Angiography; D005260:Female; D006350:Heart Valve Prosthesis; D006801:Humans; D008297:Male; D008944:Mitral Valve Insufficiency / Q000150:complications; D011667:Pulmonary Veins / Q000000981:diagnostic imaging*; D014636:Valsalva Maneuver; D014648:Varicose Veins / Q000000981:diagnostic imaging*