The following table or figure may be downloaded to PowerPoint for personal use in teaching and presentations. This feature is available to all subscribers to the journal.

You MUST read and follow the guidelines at Request to Reproduce AJR Content if you are distributing or using AJR content beyond academic use (limited distribution, non-revenue producing, or educational purposes).

(Downloading may take up to 30 seconds.
If the slide opens in your browser, select File -> Save As to save it.)

Fig. 2B. —Drawings show schema of sonographic findings. Arrow at bottom of drawings shows scanning from proximal side to center of tumor. Drawing of sonogram shows circular lesion and circumferential thickening of bile duct by tumor (right). At center of tumor (T), width of lesion (distance between probe and outer margin of tumor, B) is thicker than width of bile duct (BD) wall (inner hypoechoic layer, A) of proximal side. left = proximal side of tumor, right = center of tumor.