Prevalence of right-to-left shunting on echo

In this cross sectional study of 104 healthy volunteers, 71% had evidence of right to left shunting on saline contrast echo. The presence of right to left shunting is extremely common (from PFO’s and pulmonary AV malformations), and is likely not causally related to conditions such as migraines or crytogenic stroke (abstract)

Danielle Scheurer

Dr. Scheurer is a clinical hospitalist and the Medical Director of Quality and Safety at the Medical University of South Carolina in Charleston, South Carolina, and is Assistant Professor of Medicine. She is a graduate of the University of Tennessee College of Medicine, completed her residency at Duke University, and completed her Masters in Clinical Research at the Medical University of South Carolina. She also serves as the Web Editor and Physician Advisor for the Society of Hospital Medicine.

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