P. Syamasundar Rao, MD, FACC

Commentary

Percutaneous Closure of Patent Ductus Arteriosus ‚Äî Current Status

12/01/2011

Since the description of successful surgical ligation of patent ductus arteriosus (PDA) by Gross and Hubbard in 1939,1 surgery has been the procedure of choice in the treatment of PDA. Surgical treatment has been shown to be safe and...

Since the description of...

12/01/2011

Journal of Invasive Cardiology

Commentary

Percutaneous Closure of Patent Ductus Arteriosus: State of the Art

08/01/2008

P. Syamasundar Rao , MD, FACC;

Patent ductus arteriosus (PDA) may be an isolated lesion or may be present in association with other defects. Isolated PDA constitutes 6–11% of all congenital heart defects. The configuration of PDA varies considerably, but most often it has...

Patent ductus arteriosus (PDA)...

08/01/2008

Journal of Invasive Cardiology

Case Report

Severe Intravascular Hemolysis after Transcatheter Coil Occlusion of Patent Ductus Arteriosus

08/01/2008

P. Syamasundar Rao , MD, FACC;

Kamal Gupta , MD;

Since the initial description in late 1960s by Porstmann and associates1,2 of a patent ductus arteriosus (PDA) occluding device, a number of other devices have been studied, as reviewed elsewhere.3,4 Transcatheter closure of PDA using various...

Since the initial description in...

08/01/2008

Journal of Invasive Cardiology

Commentary

Percutaneous Closure of Patent Ductus Arteriosus: State of the Art

08/01/2008

P. Syamasundar Rao , MD, FACC;

NULL

08/01/2008

Journal of Invasive Cardiology

Case Report

Concurrent Transcatheter Therapy of Valvar Aortic Stenosis and Patent Ductus Arteriosus

03/30/2011

P. Syamasundar Rao , MD, FACC;

Ravi S. Samraj , MD;

ABSTRACT: A 1.5-year-old child underwent transcatheter closure of patent ductus arteriosus (PDA) and balloon aortic valvuloplasty concurrently with excellent immediate and follow-up results. Technical details of concurrent treatment of both...

ABSTRACT: A 1.5-year-old child...

03/30/2011

Journal of Invasive Cardiology

Commentary

Cardiac Function after Percutaneous Closure of Patent
Foramen Ovale

08/01/2008

Steven Lorch , MD;

P. Syamasundar Rao , MD, FACC;

Following the reports by Webster,1 Lechat2 and their colleagues, suggesting a relationship between strokes in young patients and patent foramen ovale (PFO), Bridges and her associates from Boston,3 and we from Madison,4,5 utilized...

Following the reports by...

08/01/2008

Journal of Invasive Cardiology

STEMI Interventions

Structural Heart Disease in Adults

12/02/2008

P. Syamasundar Rao , MD, FACC;

The incidence of congenital heart defects (CHD) is approximately 8 per 1,000 live births. With the advances in the diagnosis and management of CHD, a large number of these children survive into adulthood. The current estimate of adults with...

The incidence of congenital...

12/02/2008

Journal of Invasive Cardiology

Commentary

Balloon Pulmonary Valvuloplasty in Children

08/01/2008

P. Syamasundar Rao , MD, FACC;

Congenital pulmonary valve stenosis comprises 7.5% to 9% of all congenital heart defects. The pathologic features of the stenotic pulmonary valve vary; the most commonly observed pathology is what is described as a “dome-shaped” pulmonary...

Congenital pulmonary valve...

08/01/2008

Journal of Invasive Cardiology

Focus

FOCUS: Atrial Septal Defects ‚Äî Structural Heart Disease in Adults

02/11/2009

P. Syamasundar Rao , MD, FACC;

Department of Pediatrics, Division of Pediatric Cardiology, The University of Texas-Houston Medical School/Children’s Memorial Hermann Hospital, Houston, Texas E-mail: p.syamasundar.rao@uth.tmc.edu _________________________________ J...

Department of Pediatrics,...

02/11/2009

Journal of Invasive Cardiology

Commentary

Transcatheter Management of Platypnea-Orthodeoxia Syndrome

08/01/2008

P. Syamasundar Rao , MD, FACC;

Initially described in 1949 by Burchell et al.,1 the Platypnea-Orthodeoxia Syndrome (POS) is an uncommon symptom complex and was well characterized by the mid-1980s.2 POS is characterized by: 1) increased dyspnea in the upright position,...

Initially described in 1949 by...

08/01/2008

Journal of Invasive Cardiology