Urine microalbumin 50mg / L suggests that the urine microalbumin elevated, divided into physiological and pathological two cases, physiological is not serious, pathological is usually not very serious, generally believe that this time the lesion can be recovered after treatment. Physiological reasons: strenuous exercise, fever, low-temperature stimulation, mental stress, sympathetic nervous excitement and other physiological state, can cause temporary, mild proteinuria, this situation is not very serious, with the elimination of factors affecting the body’s physiological response and the recovery of renal function and disappear. Pathological causes: It is generally believed that urinary microalbumin <30mg/L is normal albuminuria; urinary microalbumin is located in the 30-300mg/L microalbuminuria; urinary microalbumin >300mg/L is clinical albuminuria. Urine microalbumin can be an early predictor of hypertensive kidney damage, diabetic nephropathy, and is also a renal function indicator reflecting systemic or local inflammation. Urine microalbumin 50mg/L belongs to the microalbuminuria stage, it is generally believed that at this time the lesion can still be recovered after treatment, and the urine microalbumin can be turned into negative. If you have microalbuminuria, you should go to the regular hospital for examination, early diagnosis and early treatment.