If there is physiological pelvic fluid after egg retrieval, generally no treatment is needed; if it is pathologic pelvic fluid, it needs to be treated under the guidance of a doctor. 1. Physiological pelvic fluid: there will be a small amount of pelvic fluid in the female pelvis, if there is pelvic fluid after egg retrieval, and the amount of fluid is small and there are no uncomfortable symptoms, generally belongs to the physiological pelvic fluid, which is a normal phenomenon, no special treatment, usually will be absorbed by itself and disappear, and it will not affect the body adversely. 2. Pathological pelvic effusion: internal bleeding after egg retrieval may cause pelvic effusion, which is a pathological pelvic effusion. It is recommended that treatment be carried out under the guidance of a doctor.