Pain on both sides of the waist after abdominal pain can be caused by pelvic inflammatory disease, dysmenorrhea, urinary stones and other diseases. 1. Pelvic inflammatory disease: female pelvic inflammatory disease can cause pain in the abdomen and waist, especially in the pelvic surface projection area, and chills, high fever, increased blood count and other manifestations of the acute stage of inflammation. 2. Dysmenorrhea: Dysmenorrhea also occurs in the abdomen and both sides of the waist, such as pain and acidity and other uncomfortable symptoms. Both of the above situations need to be seen in the gynecology clinic for examination and diagnosis. 3. Urological stones: kidney stones can be a dull pain in the lower back, when the stone is small in size and discharged into the ureter, it can cause pain in the abdomen and other parts of the discomfort, the abdomen and the lower back can also occur at the same time severe colic and other manifestations of the need to carry out ultrasound and CT examination of the urinary system, to check the situation of urinary tract stones. When abdominal pain followed by pain on both sides of the waist, you need to consult a doctor in a timely manner, under the guidance of a specialist to actively carry out appropriate treatment, which will help to cure the disease as soon as possible.