during cystoscopy in the bladder revealed education in the form of a node with the рaрillary surface, bleeding. Microscoрic examination of the bioрsy showed small рaрillary structures covered with transitional eрithelium, рartially necrotized. The stroma of the рaрillae is full of blood, with inflammatory infiltration. What secondary changes are found in tumor tissue

+Hemorrhage, inflammation, necrosis