Urine has a lot of foam after ten minutes after some small foam, indicating the existence of foamy urine, may be caused by urinary tract infection disease, kidney disease, diabetes and other factors. 1. Urinary tract infections: for example, cystitis, there will be more foam in the urine, and the foam will not dissipate for a long time, accompanied by pain in urination, frequent urination, urinary urgency and other symptoms. 2. Kidney disease: for example, glomerulonephritis, due to the function of the kidney is damaged, there will be a large amount of protein in the urine, foamy urine can be formed, there will also be swelling of the lower limbs and eyelid swelling and other symptoms. 3. diabetes: diabetes can also lead to foamy urine, urine foam lasts longer, accompanied by fatigue, drinking, urination and other symptoms. Urine has a lot of foam after ten minutes after some small foam may also be caused by other factors, if at the same time there are other abnormalities, should be alert to disease factors, it is recommended to go to the regular hospital in a timely manner for medical examination and treatment.