There are several possibilities for a lump on the corner of the eye, as follows: a. Chalazion, a cyst of the lid gland caused by a blockage of the lid gland, can be healed spontaneously with hot compresses when it is small. In large cases, chalazion scraping surgery is required, and levofloxacin eye gel is given after surgery. Second, the hyperplastic nodules formed after the chalazion, chalazion is an acute purulent inflammatory disease, not given anti-inflammatory treatment at the beginning of the disease, not cut to drain the pus when the formation of pus, and finally lead to hyperplasia to form a hyperplastic nodule. This can be treated with hot compresses and vitamin C iontophoresis, and it is possible that the hyperplastic nodule will not be absorbed. Third, eyelid swelling, a lump on the corner of the eye may be a benign tumor such as pigmented nevus, papilloma, or malignant tumor such as basal cell carcinoma, squamous cell carcinoma, etc. Pathological examination is needed after removal of the swelling to determine the diagnosis.