1. Complete Pulmonary Venous Occlusion After Radiofrequency Ablation for Atrial Fibrillation 
Deepika Nehra, MD, Moishe Liberman, MD, Parsia A. Vagefi, MD, Nathaniel Evans, MD, Ignacio Inglessis, MD, Richard L. Kradin, MD, Jill Ono, MD, David J. Kanarek, MD, Henning A. Gaissert, MD 
The Annals of Thoracic Surgery 
Volume 87, Issue 1, Pages (January 2009)
DOI: /j.athoracsur
Copyright © 2009 The Society of Thoracic Surgeons Terms and Conditions

2. Fig 1
Ventilation-perfusion scan demonstrating mismatched perfusion with (A) 83% perfusion to the right lung and 17% perfusion to the left lung followed by progression of occlusion with worsening perfusion mismatch resulting in (B) no perfusion to the left lung.
The Annals of Thoracic Surgery  , DOI: ( /j.athoracsur )
Copyright © 2009 The Society of Thoracic Surgeons Terms and Conditions

3. Fig 2
Computed tomography with complete occlusion of both left pulmonary veins.
The Annals of Thoracic Surgery  , DOI: ( /j.athoracsur )
Copyright © 2009 The Society of Thoracic Surgeons Terms and Conditions

4. Fig 3
Perihilar neovascularization overlying (A) the descending thoracic aorta and (B) the pericardium. (C) Multiple ligatures were required to control perihilar vessels, which were supplying the left lung. (D) The entire left lung demonstrated a pale yellow hue.
The Annals of Thoracic Surgery  , DOI: ( /j.athoracsur )
Copyright © 2009 The Society of Thoracic Surgeons Terms and Conditions

5. Fig 4
Severe venular vascular pathology with (A) marked dilatation and (B) thickening of tortuous hilar pulmonary veins. Severe arterial pathology with (C) marked arterial obliterative fibro-intimal proliferation with (D) focal thrombi.
The Annals of Thoracic Surgery  , DOI: ( /j.athoracsur )
Copyright © 2009 The Society of Thoracic Surgeons Terms and Conditions