Ureteral hyperdensity, hemorrhage and locoregional lesions may be localized tumors, stones, etc. 1. Tumor: benign or malignant tumors in the ureter with hard texture, CT examination may meet with ureteral hyperdensity, bleeding and locoregional lesions. 2. Stones: Ureteral stones may also lead to ureteral hyperdensity, hemorrhage and space-occupying lesions. Ureteral hyperdensity, bleeding and locoregional lesions are only one of the imaging manifestations, there may be other reasons, you need to go to the hospital in time for further examination, combined with clinical symptoms and auxiliary examination, to clarify the cause of the disease and follow the doctor’s instructions for treatment. If it is a tumor, it needs to be treated with surgery, if it is a stone, it should be treated according to the size of the specific symptoms.