Lee N. Benson, MD, FRCPC

Reducing Air Embolism and Improving Accuracy During Pediatric Wedge Measurements

06/04/2013

Description of a simple technique to avoid entrainment of air during wire removal when exchanging a catheter over a wire in a variety of clinical scenarios. The method relies on withdrawing the exchanged wire under fluid and therefore...

Description of a simple...

06/04/2013

Journal of Invasive Cardiology

Late Outcomes after Pulmonary Valve Balloon Dilatation in Neonates, Infants and Children

08/01/2008

Lee N. Benson , MD, FRCPC;

Kyong Jin Lee , MD;

Gruschen R. Veldtman , MD, MBChB, FRCP;

Yael Garty , MD;

Since its initial description in 1982,1 percutaneous balloon dilation (PBD) has supplanted surgical valvotomy as the primary treatment modality for valvar pulmonary stenosis (PS) across all age groups. Short- and intermediate-term results are...

Since its initial description in...

08/01/2008

Journal of Invasive Cardiology

Case Report

Late Complete Heart Block in an Adult Patient undergoing<br />
Percutaneous Ventricular Septal Defect Closure

08/01/2008

Nicholas J. Collins , BMed, FRACP, MD;

Eric M. Horlick , MD, FRCPC, MDCM;

Lee N. Benson , MD, FRCPC;

Transcatheter closure of ventricular septal defects has emerged as an attractive therapeutic modality, with excellent procedural and intermediate hemodynamic outcomes. While experience with this technique is relatively limited, longerterm...

Transcatheter closure of...

08/01/2008

Journal of Invasive Cardiology

Case Report

Transcatheter Closure of Persistent Left Sided Superior Vena Cava Draining into Left Atrium‚ÄîImportance of Balloon Test Occlusion

07/14/2009

Eric M. Horlick , MD, FRCPC, MDCM;

Payam Dehghani , MD, FRCPC;

Lee N. Benson , MD, FRCPC;

ABSTRACT: The anatomy, implications of and percutaneous methods of closure of persistent left-sided vena cava (PLSVC) in adults is reviewed. We also describe the technique for balloon test occlusion and highlight the importance of...

ABSTRACT: The anatomy,...

07/14/2009

Journal of Invasive Cardiology

Original Contribution

Cutting Balloon Angioplasty for Aortic Coarctation

06/09/2009

Dragos Predescu , MD;

R. Chaturvedi , MD;

Kyong Jin Lee , MD;

Lee N. Benson , MD, FRCPC;

Akira Ozawa , MD;

ABSTRACT: Background. Cutting balloon angioplasty (CBA) has improved outcomes for resistant stenotic vascular lesions in adult coronary artery disease. Application of this technique in coarctation of the aorta (CoA) in children has not been...

ABSTRACT: Background. Cutting...

06/09/2009

Journal of Invasive Cardiology

Pei Intravascular Stent Therapy Figure 1

Original Contribution

Aortic Luminal Remodeling After Intravascular Stent Therapy for Coarctation of the Aorta: Intermediate Results

09/13/2023

Eric M. Horlick , MD, FRCPC, MDCM;

Lee N. Benson , MD, FRCPC;

Annamalar M. Muthuppalaniappan , MBBS, MRCP;

Mark Osten , MD, FRCPC;

Ricardo Gorocica-Romero , MD;

Louise Pei , BSc, MSc;

Jaime C. Sklar , MD, MSc;

Outcomes after adult coarctation of the aorta (CoA) stenting is scant. We explored predictors of aortic remodeling after stent implantation and report early- and intermediate-term clinical outcomes.

Outcomes after adult coarctation...

09/13/2023

Journal of Invasive Cardiology

Original Contribution

Routine Coronary Angiography in Adults Undergoing Percutaneous Atrial Septal Defect Closure: Implications for Practice Guidelines

10/01/2021

Lukas Meier , MD;

Ashish H. Shah , MD, MRCP, DM, DO;

Sami Alnasser , MD;

Yvonne Bach , BSc;

Claudia Frankfurter , BHSc, MD;

Mark Osten , MD, FRCPC;

Eric M. Horlick , MD, FRCPC, MDCM;

Lee N. Benson , MD, FRCPC;

Christopher Olesovsky , BHSc, MD;

Annamalar M. Muthuppalaniappan , MBBS, MRCP;

Heiko Schneider , MRCP, PhD;

Lusine Abrahamyan , MD, MPH, PhD;

Secundum atrial septal defect is a common adult congenital heart lesion for which percutaneous closure offers treatment in patients with suitable anatomy.

Secundum atrial septal defect is...

10/01/2021

Journal of Invasive Cardiology