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Pulmonary vein varix was diagnosed by roentgen studies in three patients. One showed enlargement of the lesion in 7 years with progression of heart disease and regression of the varix after correction of the mitral insufficiency. The other two patients without associated heart disease demonstrated no change in the varicosity of the pulmonary vein after 4 and 15 years.

Observations on the Natural History of Varicosity of Pulmonary Veins