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What are the anotomical structures utilized to Assess atrial septal defect? IVC, SVC, pulmonary veins, and coronary sinus
What are the hemodynamic consequences of an ASD? RV volume overload (RV/RA dilatation)
List the associated anotomical abnormalities in ASD. MVP, persistent LSCV, and anomalous pulmonary venous return.
How can a true ASD be determined on an echocardiogram? The image will be more echogenic and produce T-artifact.
What is a T-artifact? An artifact that gives edges of ASD brighter and broader image.
Do all ASD's have t-artifact? No.
What modes can Paradoxical septal motion be seen? 2-D and M-mode
What is the preferred window and views to see ASD? The subcostal four chamber and sagittal view.
What does the subcostal sagittal view show of an ASD? The indentification of the largest dimension of the ASD.
What is the cause of paradoxical sepatal wall motion. Right Ventricular volume overload
Why is it hard to view ASD in the Apical 4 chamber? Because teh atrial septum is aligned parallel with the ultrasound beam.
What can be seen in the Apical 4 chamber view? RA and RV dilatation can be seen in this view.
Created by: blackrose09