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AJNR - American Journal of Neuroradiology

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Carotid Artery Tandem Lesions: Frequency of Angiographic Detection and Consequences for Endarterectomy

Peggy A. Rouleau^a, John Huston III^,a, Julie Gilbertson^a, Robert D. Brown Jr^a, Fredric B. Meyer^a and Thomas C. Bower^a

^a From the Departments of Diagnostic Radiology (P.A.R., J.H.), Neurology (R.D.B.), Neurologic Surgery (F.B.M.), and Vascular Surgery (T.C.B.), Mayo Foundation, Rochester, MN; and the Department of Radiology, Meritcare, Fargo, ND (J.G.).

View larger version (122K): [in a new window]   FIG 1. 69-year-old woman with left hemispheric TIAs and left orbital bruit. A and B, Cerebral angiograms show an 80% left ICA stenosis (A) and an 80% left carotid siphon stenosis (B). This is the only patient in whom the chart review indicated that the presence of tandem stenoses was the reason an endarterectomy was not performed.