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Appear as a drop in the signal on the abluminal side of the vessel by opaque object. Shadows can completely occlude or may diminish the image intensity of deeper structures. Common objects that create shadows are opaque and include the guidewire and metallic stent struts. Blood in the catheter (arrow) can also cause shadowing.

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Case ExamplesEducational Content

ATHERECTOMY COMPLICATIONS

Case ExamplesEducational Content

BYPASS GRAFT COMPLICATIONS