1. Volume 120, Issue 1, Pages 139-144 (July 2001)
Left Superior Vena Cava Persistence in Patients Undergoing Pacemaker or Cardioverter-Defibrillator Implantation 
Biffi Mauro , MD, Boriani Giuseppe , MD, Frabetti Lorenzo , MD, Bronzetti Gabriele , MD, Branzi Angelo , MD 
CHEST 
Volume 120, Issue 1, Pages (July 2001)
DOI: /chest
Copyright © 2001 The American College of Chest Physicians Terms and Conditions

2. Figure 1
Drawing of a hand-shaped stylet for lead placementat the right atrial (A) and right ventricular(B) site through the coronary sinus.
CHEST  , DOI: ( /chest )
Copyright © 2001 The American College of Chest Physicians Terms and Conditions

3. Figure 2
Radiographic views of lead placement into theright atrial appendage and right ventricle in a patient with SSS:anteroposterior view (top, A), rightanterior oblique (middle, B), and leftanterior oblique (bottom, C).
CHEST  , DOI: ( /chest )
Copyright © 2001 The American College of Chest Physicians Terms and Conditions

4. Figure 3
Radiographic views of lead placement into theright ventricle in a patient with VT, LSVC persistence, and absent RSVC: anteroposterior view (top, A), right anterior oblique (middle, B), andleft anterior oblique (bottom, C).
CHEST  , DOI: ( /chest )
Copyright © 2001 The American College of Chest Physicians Terms and Conditions