Figure 2From: Progressive dyspnea in patient with large mediastinal mass Preoperative computed tomography scan. Chest computed tomography scan at the level of pulmonary hilum (upper left image) demonstrates the multi-lobulated mass, well-defined, homogenous, low-attenuation mass in the anterior mediastinum. The other three images show lobulated mass with multiple calcific septations. The fat plane between the mass and the left pulmonary artery is focally obliterated.Back to article page