Multinucleated giant cells of bladder mucosa are modified telocytes: Diagnostic and immunohistochemistry algorithm and relation to PD-L1 expression score

Figure 2 Presence of multinucleated giant cells correlated with the TNM-stage. A tendency for a progressive increase in the number of multinucleated giant cells with an increasing degree of tumor invasion, with a peak in the pT1 stage in urothelial carcinoma of the bladder, is observed.