Article
FGFR3-Altered Urothelial Carcinoma: Clinicopathologic Observations With Emphasis on Variant Histology.
Laboratory investigation; a journal of technical methods and pathology - 1 Aug 2026
Collins Katrina, Cheng Liang
Abstract excerpt
PURPOSE: The purpose of this study was to determine the frequency and spectrum of FGFR3 alterations in urothelial carcinoma and to evaluate their association with histologic variants. MATERIALS AND METHODS: A total of 190 cases of urothelial carcinoma were analyzed for alterations in FGFR3. RESULTS: After consolidation at the patient level, 33 (17%) patients harbored FGFR3 alterations. S249C (n = 17; 52%) and...
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