Surgery for endometrial thickening is usually hysteroscopic surgery or diagnostic curettage, and you can eat 2 hours after surgery under anesthesia, or immediately after surgery without anesthesia. Endometrial thickening is mainly treated by diagnostic curettage or hysteroscopic diagnostic curettage. Diagnostic curettage surgery can be performed directly without anesthesia and you can eat right after the surgery without fasting. Hysteroscopic diagnostic curettage generally choose intravenous anesthesia, this anesthesia choice of intravenous anesthesia, easy to wake up, and lumbar anesthesia, general anesthesia, diagnostic curettage surgery can also be carried out this anesthesia. Fasting is required for 2 hours after anesthesia, after which you can eat normally.