Hum Pathol 2021 07 19;113:28-33. Epub 2021 Apr 19.
Department of Pathology, University of California San Diego, La Jolla, CA, 92093, USA; Department of Pathology, Oregon Health & Science University, Portland, OR, 97239, USA. Electronic address:
Antibodies targeting uroplakin II (UPII) are highly specific for urothelial cells and are frequently used to determine if a primary bladder lesion or a metastatic lesion originates from the urothelium. However, to date, no studies have tested the expression of UPII in histological mimickers of bladder cancer that are nonurothelial in origin. Given the potential risk of misdiagnosis, immunohistochemical markers are often used to better characterize these lesions. Read More