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AJNR - American Journal of Neuroradiology

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Prevalence and Anatomic Characteristics of Infarct-like Lesions on MR Images of Middle-Aged Adults: The Atherosclerosis Risk in Communities Study

R. Nick Bryan^,a, Jianwen Cai^a, Greg Burke^a, Richard G. Hutchinson^a, Duanping Liao^a, James F. Toole^a, Azar P. Dagher^a and Lawton Cooper^a

^a From the Department of Radiology (R.N.B.), The Johns Hopkins Medical Institutions, Baltimore, MD, the Department of Biostatistics (J.C.), University of North Carolina at Chapel Hill, Chapel Hill, NC, and The National Heart, Lung, Blood Institute (G.B., R.G.H., D.L., J.F.T., A.D., L.C.), National Institutes of Health, Bethesda, MD.

View larger version (101K): [in a new window]   FIG 1. Examples of ILL. A, Left cerebellar hemisphere ILL. B, Right globus palidus ILL (arrow). C, Right occipital lobe ILL. Note.—Left to right: spin-echo, spin-density (3000/30), T2-weighted (3000/90), and T1-weighted (500/20) images.

View larger version (38K): [in a new window]   FIG 2. Prevalence (unadjusted) of ILL by type and age

View larger version (72K): [in a new window]   FIG 3. Percentage of ILL by anatomic location