PMC1184093_01
Endoscopic ultrasound image of a 52 x 39 mm hypoechoic mass in the upper mediastinum (Olympus UC-30P).
1742-6413-2-8-1.jpg
PMC1184093_01_1742-6413-2-8-1.jpg
F1
America, Melville, NY) and revealed a 52- x 39-mm hypoechoic, well-circumscribed posterior mediastinal mass in the thoracic inlet approximately 22 cm from the incisor (Figure 1).