Vascular pseudo-tumours of the mediastinum in asymptomatic patients. A tomographic study. II. Veins.

Vascular anomalies of the mediastinum which can imitate a tumour in asymptomatic patients, are divided into arterial and venous anomalies. This article discusses the venous anomalies with reference to a number of examples. In all cases, tomography is of value for identification of the anomaly. Angiography is indicated only in selected cases.