Description of primary central nervous system lymphoma by multiple parameters from diffusion and DCE-MR.

<p>A 16 years old female with primary central nervous system lymphoma in the right frontal lobe. ADC map showed that the tumor had decreased signal intensity with peritumoral edema (a); tumor on contrast-enhanced T1-weighted MRI manifested as severe enhancement (b); the corresponding Ve (c) and iAUC (d) maps showed higher value in tumor parenchyma than peritumoral area; concentration-time curve (CTV) of the tumor manifested as a slowly rising type (e); histologic results: large B cell lymphoma (f), (Hematoxylin- Eosin(HE) ×10).