Monday, September 20, 2004

radiological sign

Abnormal mediastinum with a prominent aortic knuckle (figure 3 sign).

Bilateral rib notching (Dock's sign) corresponding to the collateral circulation of the internal mammary arteries (ribs 3-8).

Normal heart size (relevant as clinical features may suggest hypertension)



Diagnosis: Coarctation of the Aorta



CLICK HERE FOR THE IMAGE-

http://www.mypacs.net/cgi-bin/repos/mpv3_repo/wrm/repo-view.pl?cx_subject=467705&mode=NOBANNER&bgcolor=BLACK&cx_image_only_mode=on&cx_prefsize=medium&cx_repo=mpv3_repo&cx_from_folder=#row1



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