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Weaving Indigenous Textile Art Into Cardiac Devices
Autor(s): Alexandra Heath, Alexander Javois, Franz FreudenthalCongenital structural heart defects are more frequent at higher altitudes possibly because of effects of low oxygen tension on pulmonary vascular resistance.
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Cardiac catheterization in children with pulmonary hypertensive vascular disease: consensus statement from the Pulmonary Vascular Research Institute, Pediatric and Congenital Heart Disease Task Forces
Autor(s): Maria Jesus del Cerro, Shahin Moledina, Sheila G Haworth, Dunbar Ivy, Maha Al Dabbagh, Hanaa Banjar, Gabriel Diaz, Alexandra Heath-Freudenthal, Ahmed Nasser Galal, Tilman Humpl, Snehal Kulkarni, Antonio Lopes, Ana Olga Mocumbi, G D Puri , Beyra Rossouw, S Harikrishnan, Anita Saxena, Patience Udo, Lina Caicedo, Omar Tamimi, Ian AdatiaCardiac catheterization is important in the diagnosis and risk stratification of pulmonary hypertensive vascular disease (PHVD) in children.
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Chronic hypobaric hypoxia, patent arterial duct and a new interventional technique to close it
Autor(s): Franz P. Freudenthal , Alexandra Heath , Jorge Villanueva , Janne Mendes , Ximena Vicente , Inge von Alvensleben , Gabriel Echazú , Joaquin Navarro , Nora Lang and Rainer Kozlik-FeldmannInterventional closure of patent arterial duct has become an accepted alternative to surgical closure. Clinical trial with “Nit-Occlud® PDA-R”.
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Transcatheter closure of large patent ductus arteriosus at high altitude with a novel nitinol device
Autor(s): Alexandra Heath, Nora Lang, Daniel S. Levi, Miguel Granja, Prof. Jorge Villanueva, Joaquin Navarro, Gabriel Echazú, Rainer Kozlik-Feldmann, Prof. Pedro del Nido, Franz FreudenthalPatent ducti arteriosi (PDAs) are more frequent and larger at high altitude than at sea level. A novel PDA closure device, the Nitocclud PDA-R, is designed specifically for large and…
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Developing High Medical Technology, a Challenge for Developing Countries: The Percutaneous Closure of Atrial Septal Defects Using Nit-Occlud ASD-R: Early and Mid-term Results
Autor(s): Alexandra Heath, Inge von Alvensleben and Franz FreudenthalTo assess the efficacy and safety of the Nit-Occlud ASD-R (PFM S.R.L, La Paz, Bolivia) in the percutaneous closure of secundum atrial septal defects (ASD).
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Surviving birth at high altitude
Autor(s): Alexandra Heath-Freudenthal, Alejandra Estrada, Inge von Alvensleben, Colleen G. JulianThis Symposium Review examines challenges to surviving birth and infancy at high altitudes.
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High-altitude Illnesses and Air Travel: Pediatric Considerations
Autor(s): Alexandra Heath-Freudenthal, Nelson Villca, Adriana AsturizagaThe Po2 is the driving force for the diffusion of oxygen. Oxygen moves from inspired air to the alveolar space via the airways and then diffuses across the alveoli into…
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A Consensus Approach to the Classification of Pediatric Pulmonary Hypertensive Vascular Disease: Report from the PVRI Pediatric Taskforce, Panama 2011
Autor(s): Maria Jesus del Cerro, Steven Abman, Gabriel Diaz, Alexandra Heath Freudenthal, Franz Freudenthal, S. Harikrishnan, Sheila G. Haworth, Dunbar Ivy, Antonio A. Lopes, J. Usha Raj, Julio Sandoval, Kurt Stenmark, Ian AdatiaCurrent classifications of pulmonary hypertension have contributed a great deal to our understanding of pulmonary vascular disease, facilitated drug trials, and improved our understanding.