Kanishka Ratnayaka, MD

Serial Dilation of Low-Profile Stents Delivered in the Aorta and Pulmonary Arteries in Pediatric Patients Leads to Spontaneous Fractures but Not to Adverse Events

11/01/2020

John W. Moore , MD, MPH;

Peter W. Guyon Jr., MD;

Kanishka Ratnayaka , MD;

Bryan P. Mosher , MD, PhD;

Howaida G. El-Said , MD, PhD;

Yiran Zhang , MS;

Low-profile stents placed in pediatric patients with congenital heart disease must be expanded by balloon angioplasty to accommodate patient growth. We report the performance characteristics and safety profile of a cohort of low-profile,...

Low-profile stents placed in...

11/01/2020

Journal of Invasive Cardiology

Original Contribution

Expanded Use of the One-Step Technique for Simultaneous Landing Zone Stenting and Placement of the Melody Transcatheter Pulmonary Valve

12/01/2021

Bassel Mohammad Nijres , MD;

Henri Justino , MD;

Arpine Davtyan , MD;

Bryan P. Mosher , MD, PhD;

Asimina Courelli , BS;

Kanishka Ratnayaka , MD;

Howaida G. El-Said , MD, PhD;

John W. Moore , MD, MPH;

Peter W. Guyon Jr., MD;

Dr. Guyon and colleagues report a multicenter experience with simultaneous right ventricular outflow tract (RVOT) stenting and transcatheter pulmonary valve implantation using the Melody valve (Medtronic).

Dr. Guyon and colleagues report...

12/01/2021

Journal of Invasive Cardiology

Original Contribution

Intravascular Ultrasound (IVUS) Provides the Filling for the Angiogram’s Crust: Benefits of IVUS in Pediatric Interventional Cardiology

12/01/2021

Cailtin M. Heyden , DO;

Jonathan E. Brock ;

Kanishka Ratnayaka , MD;

Howaida G. El-Said , MD, PhD;

John W. Moore , MD, MPH;

We reviewed our experience using IVUS as an adjunctive tool to diagnose lesions and assess intervention in pediatric patients during cardiac catheterization.

We reviewed our experience using...

12/01/2021

Journal of Invasive Cardiology