Macula belongs to the normal eye structure, it is normal to have macula in the eyes, but it is abnormal if a 17 year old teenager has yellow patches in the eyes, which is usually caused by blepharophthalmos, hyperpigmentation and so on. Eyelid xanthoma is a yellow tumor that occurs on the eyelid, usually due to abnormal lipid metabolism resulting in benign tumors, which can manifest as yellow papules in the eye formed by lipid aggregation. Hyperpigmentation of the eyes is usually caused by prolonged staring at a screen or irritation from ultraviolet rays and wind and sand, and manifests as a yellowish discoloration of the eyes. In addition to this, certain non-ocular diseases can cause yellow patches in the eyes of young people, such as infectious liver disease, jaundice hepatitis, sloughing hepatitis or biliary tract diseases. Patients with yellow patches in the eyes are advised to seek prompt medical attention to evaluate their condition and follow the doctor’s instructions for treatment.