Sagittal T1W MR image post gadolinium shows extensive leptomeningeal enhancement (arrrows) along the cerebral sulci and cerebellar folia. Di...

A coronal fused PET/CT image shows a large right breast mass with a ring-like FDG uptake (arrows). Performance of PET in Breast Cancer Sensi...

What is the NLST? A multicenter, randomized controlled trial (RCT) comparing low-dose helical CT with standard chest radiography in the scre...

Gadolinium Chelates Most commonly used contrast agent Standard dose 0.1 mmol Gd/kg Bolus injection, dynamic study during arterial (20-30s) t...

Rationale for Colorectal Cancer Screening Colorectal cancer is the 2nd leading cause of cancer death in the USA Treatment for localized dise...