Acute, life-threatening GI bleeding- a frightening thing to find on call!  So many causes- do you know what they all look like?  Ross Frederick summarizes a valuable new atlas from the new Radiographics body imaging monograph. And from the Sept/Oct issue, Wende Gibbs summarizes updates in breast cancer lymph node imaging and intervention.

Gastrointestinal Bleeding at CT Angiography and CT Enterography: Imaging Atlas and Glossary of Terms. Guglielmo et al. RadioGraphics 2021; 41:1632–1656.

Imaging Updates to Breast Cancer Lymph Node Management. Chung et al. RadioGraphics 2021; 41:1283–1299.