Whether you have retinoblastoma or not can be judged from clinical symptoms, imaging tests and other aspects. 1. Clinical symptoms: Retinoblastoma will cause yellowish-white reflection in the pupil area, accompanied by redness, pain, swelling, protruding eyeballs and loss of vision. 2. Imaging examination: obvious tumor occupancy can be found through eye ultrasonography, CT examination, magnetic resonance imaging and other imaging examinations. In addition, calcified spots can be found in ultrasonography, red and blue blood flow signals can be found, and calcified spots can be found in CT scan. If it is judged to have retinoblastoma, it is recommended to cooperate with professional ophthalmologists as soon as possible to carry out surgical treatment, such as laser photocoagulation, eye removal, etc., and if necessary, auxiliary chemotherapy, radiotherapy, etc. for comprehensive treatment to try to save the patient’s life.