40 days after the hysterectomy, there is still yellow fluid, may be a normal phenomenon, may also be pelvic inflammatory disease, vaginitis and other causes. 1. Normal phenomenon: hysterectomy is a relatively traumatic surgery, the wound will secrete some exudate during the healing period, manifested as yellow liquid, usually after the wound is completely healed, the yellow liquid will disappear. 2. Pelvic inflammatory disease: If the hysterectomy, premature sexual life will lead to bacterial retrograde infection, causing pelvic inflammation, due to inflammation stimulation will also lead to increased secretion, yellow fluid. 3. Vaginitis: After hysterectomy, the body’s immunity will be reduced, if you do not pay attention to personal hygiene, it may also trigger infection in the vaginal area, and there will be more secretions. After the hysterectomy 40 days and yellow liquid, should go to the hospital for examination, for the cause of the symptomatic treatment, hysterectomy should be more rest, avoid overwork, avoid too early sex.