Shunts & Bubble Studies - Alberta Sono

@doctor.hoon.bhai on Instagram: "Patent Foramen Ovale (PFO) — Diagnosis using Contrast Echocardiography (Bubble Study) Contrast echocardiography with agitated saline (“bubble study”) is the gold standard bedside screening test for detecting a PFO by demonstrating a right-to-left interatrial shunt. Principle Agitated saline creates microbubbles that opacify the right atrium (RA). Normally, bubbles are filtered in the lungs and do not enter the left atrium (LA). In PFO, bubbles cross from RA → LA

7 Indications for an Echo Bubble Study

Bubble Study (or PFO Test) with TCD - Viasonix