There are many causes of postpartum pelvic inflammatory disease, such as improper care, premature sexual intercourse, intrauterine residue, infection of surrounding organs, etc. Patients must seek timely medical attention for systematic treatment and not blindly use drugs on their own to avoid affecting the health of mother and child. The reason: 1. Inappropriate care: due to the large amount of malaria discharge after delivery, without strengthening the local care of the vulva, may lead to the accumulation of malaria, causing bacteria to multiply and cause retrograde infection, which can lead to pelvic inflammatory disease; 2. Premature sex: after having sex prematurely after delivery, resulting in bacterial invasion and retrograde infection to the pelvic cavity, easy to appear related inflammatory lesions, such as pelvic inflammatory disease; 3. Intrauterine The most important thing is to have a good understanding of the situation. Clinical treatment: 1. Acute pelvic inflammatory disease: Intramuscular injection of ceftriaxone sodium or cefoxitin sodium with metronidazole is recommended, and a semi-sitting position should be taken to avoid the spread of inflammation. If a woman has a fever, she can apply acetaminophen to reduce fever, and surgery can be performed for appendicitis suppuration. 2. Chronic pelvic inflammatory disease: you can apply gynecological Qianjin tablets or vajra capsules for treatment as prescribed by the doctor, and do hot compresses on the lower abdomen to promote the absorption of inflammation. Women must do a good job of postpartum care, pay attention to private hygiene, keep clean, dry, diet to light, do not put too much oil, salt, seasonings, but to strengthen nutrition, such as milk, eggs, etc..