Swelling of the wound two years after the cesarean section may be caused by excessive humidity or foreign body irritation, and it is necessary to wear loose clothing and receive medication if necessary. If a woman’s wound is swollen and red two years after a cesarean section, and if there is a tingling sensation and itching sensation, it is generally considered that it may be due to the increased sensitivity of the skin tissue where the hyperplasia occurs, and at the same time it is induced by prolonged exposure to excessive humidity or stimulation by a foreign body, so it is necessary to wear loose clothing to relieve the stimulation. If the scar hyperplasia is more serious, you need to receive topical medication, such as anti-itch cream, mometasone furoate cream or miconazole nitrate ointment; scar removal ointment, such as fibroblast growth factor or mucopolysaccharide polysulfate cream. After the cesarean section operation, pay attention to not take a bath in a week, do not take a shower and a basin bath, use warm water to wipe the body, do not touch the wound area, so as not to cause infection after two years of cesarean section the wound is swollen up, you need to go to the hospital in time to consult the doctor, and under the guidance of a professional doctor to carry out the treatment.