Probe Positioning · Anatomy · Clinical Pearls
View-by-view scanning guides with transducer positioning, normal anatomy, Doppler setup, and clinical pearls — for every modality and patient population.
Adult Congenital Heart Disease — ScanCoach
Best window for ASD. Align beam perpendicular to the IAS. Use color Doppler to detect L→R shunt. Measure defect diameter at widest point.
Rotate probe to subcostal coronal for sinus venosus ASD
Assess IVC/SVC drainage to confirm sinus venosus type
Check for associated partial anomalous pulmonary venous return (PAPVR)
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