There are two main methods to determine the left and right pelvic tilt: 1, body check, you can let the patient upright and legs together, you can find that the two shoulders are not equal in height will appear a high and a low phenomenon. And the body will slightly rotate, or tilt to the left or right. When walking, the hips are twisted more, the waist is tilted forward, and the feet are unequal in the prone position, one long and one short. There is also pain, stiffness and soreness in the back of the shoulder. You can correct the pelvic tilt through massage techniques or through yoga. 2, auxiliary examination, through the pelvic CT or X-ray, you can see very clearly that the pelvis has a tilt, the spine X-ray can also see the spine has a slight rotation of the situation, can determine whether the pelvis has a tilt, and in which direction tilt, tilt how many degrees.