The two sides of the waist pain is not necessarily nephritis, the following specific analysis: the two sides of the waist pain for many reasons, there are lumbar muscle strain, lumbar disc herniation, glomerulonephritis, pyelonephritis and other diseases. 1, pyelonephritis, if the patient appears pyelonephritis can be seen with back pain, fever, abdominal pain, urinary frequency, urinary urgency, painful urination and other symptoms, at this time the treatment is based on antibacterial, anti-inflammatory. 2, glomerulonephritis, if the patient has glomerulonephritis, if the patient has glomerular 3, lumbar muscle strain or lumbar disc herniation, etc., lumbar muscle strain and lumbar disc herniation can cause back pain, lower limb numbness and other symptoms. At this time, the treatment should be given pain relief treatment, together with acupuncture, baking electricity, massage and other physical therapy.