Alexander Somwaru MD, Abstract Co-Author: Nothing to Disclose

Stanley S. Siegelman MD, Abstract Co-Author: Nothing to Disclose

Elliot K. Fishman MD, Abstract Co-Author: Research support, Siemens AG Advisory Board, Siemens AG Research support, General Electric Company Advisory Board, General Electric Company Co-founder, HipGraphics, Inc

Karen Margaret Horton MD, Abstract Co-Author: Nothing to Disclose

Pamela Tecce Johnson MD, Presenter: Research funded, Becton, Dickinson and Company

Benign spleen lesions are common incidental findings on abdominal CT exams. Infrequently, primary and secondary malignancies and other unusual pathologies can be encountered in the spleen. The purpose of this exhibit is to ~ Demonstrate the CT appearance of various unusual pathologic processes in the spleen Review the imaging features of primary and secondary splenic malignancies

Technique limitations of arterial phase imaging differential diagnosis based on enhancement characteristics Case Series Leukemia Non Hodgin's Lymphoma Hodgin's Lymphoma Metastatic disease (lung cancer, urothelial cancer, ovarian cancer, renal cell carcinoma, melanoma) Primary tumors (epithelioid angiosarcoma, histiocytic angiosarcoma, pleomorphic angiosarcoma, hemangioendothelioma, small round blue cell tumor)  

http://abstract.rsna.org/uploads/2014/14001257/14001257_t9fv.pdf

Somwaru, A, Siegelman, S, Fishman, E, Horton, K, Johnson, P, You Ain't Spleen Nothing Yet! Image Gallery of Unusual Splenic Pathology.  Radiological Society of North America 2014 Scientific Assembly and Annual Meeting, - ,Chicago IL. http://archive.rsna.org/2014/14001257.html