<unk><unk><unk>  is a diagnostic tool that involves a simple intravenous injection of saline under minimal sedation. It is primarily utilized to further diagnostically evaluate a patent foramen ovale defect.
Atrial septal defect transcranial doppler ultrasound
Patent ductus arteriosus echocardiography
Atrial septal defect doppler
Atrial septal defect contrast echocardiography
Atrial septal defect MRI
Patent ductus arteriosus electrocardiogram
Atrial septal defect transesophageal echocardiography
Atrial septal defect cardiac catheterization