[An enhancing lesion is a well-demarcated area of unequivocally increased signal intensity on T1-weighted spin-echo (SE) images compared with normal-appearing, surrounding tissue following intravenous injection of a gadolinium chelate. ( NCI )]
UMLS (NCI) C1333400Enhancing Lesion
Gadolinium-Enhancing Lesion
Gd-Enhancing Lesion