You'll likely be given a kit and instructions to collect your urine at home. An early morning or timed urine sample is collected first thing in the morning or after not going to the bathroom for four hours.You will usually collect this sample at your provider's office or at a medical lab. A "random" or "spot" urine sample means that you collect a single urine sample at any time of the day.There are several ways to collect a urine sample for a microalbumin creatinine ratio test: What happens during a microalbumin creatinine ratio test? Other names: albumin-creatinine ratio urine albumin microalbumin, urine ACR UACR In most cases, your health care provider can use the test results from a single urine sample to estimate how much albumin passes into your urine during a 24-hour period. This is a more accurate way to measure the amount of albumin in your urine. A microalbumin creatinine ratio test compares the amount of albumin to the amount of creatinine in your urine. But if your kidneys are damaged, larger amounts of albumin may pass into your urine.Ĭreatinine is a normal waste product in urine that comes from daily wear and tear on your muscles.
Normally, just a trace of albumin, or none at all, will get through the filters. When healthy kidneys clean waste from your blood, tiny filters prevent large albumin molecules from leaving your body in urine. If you find kidney disease early, you can get treatment before it gets worse.Īlbumin is the main protein found in blood. Small amounts of albumin in urine, sometimes called microalbumin, may be one of the first signs of kidney disease. Microalbumin creatinine ratio urine test is a way of checking for very small amounts of a protein called albumin in a sample of your urine (pee). What is a microalbumin creatinine ratio test?
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