Surgery for choledochal cysts can cure the disease and generally does not affect the patient’s life expectancy. It is recommended that the patient make lifestyle adjustments and undergo regular checkups to prevent recurrence of the disease. Choledochal cyst, also known as choledochal dilatation, is a common benign disease in clinic, and can be cured after surgery, with a good prognosis, and will not affect the patient’s normal life expectancy. However, after the surgery, we need to pay attention to the postoperative care to avoid postoperative infection, and at the same time, we suggest that patients should quit smoking and drinking, eat a light diet, avoid greasy and spicy food, avoid overeating, have enough rest, avoid staying up late, and exercise reasonably. Regular checkups are also needed to avoid recurrence of the disease. If you have choledochal cysts, you need to actively consult a doctor and follow the doctor’s instructions for reasonable treatment, and the surgery should be operated by a professional doctor.