PLAT and spindle cell hemangioma: There are, however, a number of shortcomings in this study: (1) The effects of intraoperative surgery were not counted, such as intraocular photocoagulation and retinal freezing; (2) The follow-up time was short and long-term visual prognosis was not analyzed; (3) The treatment methods such as t-PA treatment were not summarized because the SCH case numbers were low.