1. Extralobar Pulmonary Sequestration Presenting as a Mediastinal Malignancy 
Jeffrey M Sippel, MD, Pasala S Ravichandran, MD, Ruza Antonovic, MD, William E Holden, MD 
The Annals of Thoracic Surgery 
Volume 63, Issue 4, Pages (April 1997)
DOI: /S (97)

2. Fig. 1
Posteroanterior view of the chest roentgenogram reveals a mass (arrow) silhouetting the aortic arch.
The Annals of Thoracic Surgery  , DOI: ( /S (97) )

3. Fig. 2
Computed tomographic scan demonstrating right paratracheal mass (arrow).
The Annals of Thoracic Surgery  , DOI: ( /S (97) )

4. Fig. 3
Computed tomographic scan showing caudal extension of the paratracheal mass, and mass involving the left upper lobe (arrow).
The Annals of Thoracic Surgery  , DOI: ( /S (97) )

5. Fig. 4
Photomicrograph showing bronchiole with cilia, cartilage, and alveolar tissue filled with inflammatory cells and debris. (Hematoxylin and eosin stain; ×10 before 50% reduction.)
The Annals of Thoracic Surgery  , DOI: ( /S (97) )