5). There is some controversy as to whether the halo is composed of compressed normal liver parenchyma, new proliferating tumor, edema, a rim of hypervascularity around a metastasis, or some ...
Corticosteroids decrease brain edema. In central nervous system tumors, corticosteroids have been found not only to reduce peritumoral and vasogenic brain edema, but also reduce increased ...
Renewed magnetic resonance imaging of the skull revealed an enlarged tumor with clear perifocal edema and signs of a space-occupying lesion (Figure 1). Progression of the meningioma was suspected.