Inflammatory Myofibroblastic Tumor
Section Editor: Dharam M. Ramnani, MD
Virginia Urology, Richmond, VA, USA
Image Description
Higher magnification showing plump spindle cells, extravasated red blood cells, and the inflammatory component. Recent demonstration of anaplastic lymphoma kinase (ALK) by immunohistochemistry in the majority of cases supports the view that inflammatory myofibroblastic tumor is a neoplastic process.