Chondroma of the Bladder: An Atypical Localization

Figure 2

(A) In the tumour, mature chondrocyte nests are found in a basophilic chondroid matrix with myxoid loose areas. (B) In the lower left corner of the image, positive immunostaining for S-100 is seen in the cytoplasm and nucleus of chondrocyte-like cells (200x).