RT Journal Article SR Electronic T1 Carcinomatous encephalitis (miliary metastases): lack of contrast enhancement. JF American Journal of Neuroradiology JO Am. J. Neuroradiol. FD American Society of Neuroradiology SP 540 OP 542 VO 14 IS 3 A1 Nemzek, W A1 Poirier, V A1 Salamat, M S A1 Yu, T YR 1993 UL http://www.ajnr.org/content/14/3/540.abstract AB Carcinomatous encephalitis is a rare form of brain metastasis in which there is diffuse miliary spread of punctate tumor nodules in a perivascular distribution. In this case, these tiny tumor nodules were seen throughout the cortical and basal gangliar gray matter only on T2-weighted images. Contrast-enhanced CT and T1-weighted MR images did not demonstrate these tumor nodules.