Inflammatory myofibroblastic tumor of the urinary bladder diagnosed by anaplastic lymphoma kinase immunostaining
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Inflammatory myofibroblastic tumor (IMFT) of the urinary bladder is an unusual spindle cell lesion that exhibits cytologic atypia, infiltrative growth, and mitotic activity mimicking malignant tumors, such as leiomyosarcoma, rhabdomyosarcoma, and sarcomatoid c... ...
