If you have flocculent urine, it is recommended to go to the hospital for further examination to clarify the possible causes: 1, urinary system infection, such as pyelonephritis, cystitis, etc. After infection, there are a large number of pus cells, white blood cells or bacterial metabolites in the urine, which can be manifested as cloudy urine, accompanied by flocculent floating or feathery floating, accompanied by urinary frequency, urinary urgency, painful urination and other symptoms of urinary tract irritation. 2, there are occupational lesions in the urinary tract, such as bladder tumors, renal pelvis tumors, etc., the tumor itself increased epithelial shedding or cause destruction of the surrounding mucosa, increased epithelial shedding can be seen in the urine flocculent, or feather-like floating, not accompanied by urinary tract irritation symptoms, will not appear urinary frequency, urgency, pain and other symptoms, but can appear red urine color change 3. The presence of stones and crystals in the urinary system can be seen as flocculent material in the process of shedding epithelium mixed with stones and crystals discharged with urine, and crystalline material can be seen after collecting urine for sedimentation.