Echocardiography

Reduced blood flow through intrapulmonary arteriovenous anastomoses during exercise in lowlanders acclimatizing to high altitude.
What is the central question of this study? The aim was to determine, using the technique of agitated saline contrast echocardiography, …
Lindsey M Boulet, Andrew T Lovering, Michael M Tymko, Trevor A Day, Mike Stembridge, Trang Anh Nguyen, Philip N Ainslie, Glen E Foster
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A methodological approach for quantifying and characterizing the stability of agitated saline contrast: implications for quantifying intrapulmonary shunt.
Agitated saline contrast echocardiography is often used to determine blood flow through intrapulmonary arteriovenous anastomoses …
Heather K Hackett, Lindsey M Boulet, Paolo B Dominelli, Glen E Foster
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The effects of graded changes in oxygen and carbon dioxide tension on coronary blood velocity independent of myocardial energy demand.
In humans, coronary blood flow is tightly regulated by microvessels within the myocardium to match myocardial energy demand. However, …
Lindsey M Boulet, Mike Stembridge, Michael M Tymko, Joshua C Tremblay, Glen E Foster
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Resting pulmonary haemodynamics and shunting: a comparison of sea-level inhabitants to high altitude Sherpas
The incidence of blood flow through intracardiac shunt and intrapulmonary arteriovenous anastomoses (IPAVA) may differ between Sherpas …
Glen E. Foster, Philip N. Ainslie, Mike Stembridge, Trevor A. Day, Akke Bakker, Samuel J. E. Lucas, Nia C. S. Lewis, David B. MacLeod, Andrew T. Lovering
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Exercise-induced intrapulmonary arteriovenous shunt in healthy women.
The purpose of this study was to determine if healthy young women of various aerobic fitness levels are vulnerable to intrapulmonary …
Jill M Kennedy, Glen E Foster, Michael S Koehle, James E Potts, George G S Sandor, M Terri Potts, Kristin M Houghton, William R Henderson, A William Sheel
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