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Doctor insights on: What Is Creatinine Test For

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I feel burning sensation while urinating. Back pain is also there. Doctor has advised me for creatinine test. What is creatinine test?

I feel burning sensation while urinating. Back pain is also there. Doctor has advised me for creatinine test. What is creatinine test?

Kidney function: Blood level of creatinine is a good test of kidney function. Creatinine is a product of muscle metabolism and it is excreted by the kidney in urine. ...Read more

Dr. Madhu Kandarpa
2,189 doctors shared insights

Creatinine (Definition)

Creatinine is a byproduct of creatine phosphate, which is present in muscles. Creatinine levels increase if the ...Read more


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What does a Creatinine level test for? And what is the average range?

Kidney function.: Creatinine levels are indicative of the kidneys ability to excrete waste. Normal creatinine should run around 1 but is affected by many factors and increases slightly with age. ...Read more

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My creatinine test shows 145 umol/l. What does this mean?

My creatinine test shows 145 umol/l. What does this mean?

Elevated: Your cratinine is above the normal range indicates kidney disease. It is important for you to see a kidney specialist for evaluation and treatment. ...Read more

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Doing creatinine clearance test is pain in the a#@?

Doing creatinine clearance test is pain in the a#@?

Peeing in a bottle:): Creatinine clearance is an exact measurement of renal function, much more accurate than calculation made from serum creatinine alone. The 'pain' i guess you are referring to is that to do the test accurately requires collecting every drop of urine in a special bottle given by the lab for 24 hours. Enjoy the challenge-:). ...Read more

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My creatinine clearance test came back low. What does this mean?

Creatinine clearance: Low creatinine clearance means your kidney is not filtering normal amount of creatinine in the urine because of some disease process. ...Read more

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What medical conditions could cause abnormal creatinine levels in an etg test ?

How high?: When i was lifting weights every day, my creatinine was usually 1.7 mg/dl, and elite bodybuilders have up to 2.0 or so. This is perfectly healthy. Simply being dehydrated or popping a little too much Motrin can up the creatinine enough to get noticed, or serious kidney disease can be the cause. Don't treat a lab value -- your physician can determine the big picture. ...Read more

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My 24 hour creatinine test was 6.9 mmol/day with a reference of 7.7-17.7. What does this low value mean?

Nothing whatsoever: Reference ranges are set so that a few percent of healthies fall outside on either end. You're probably a healthy-lightweight lady and you should be happy. ...Read more

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I recently had a creatinine urine 24hr test which came out high (2100 mg/24hr). What does this generally signal?

You're fine: Especially if you're a bit more muscular than today's average guy, or a big guy, or you drank a lot of water that day, or it's actually a few more than 24 hours, or you ate an extra serving of meat, i'd consider this normal. The only value in measuring it is to give other substances "per gram of creatinine". ...Read more

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Second Creatinine test this has come back borderline and now being told to wait for another month to repeat test 3Rd time, what does this mean?

Borderline result: All laboratory results need to be interpreted in the clinical context and the doctor who ordered the tests is usually in the best position to do that. Having said that, it would help to have the actual values of your results. Apparently the results are borderline and repeating in three months would show the direction of change. Make sure you are well hydrated for the third test, ...Read more

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High creatinine(1.24) low eGFR NON AFRO (53) WHAT DOES THIS MEAN? PREVIOUS HX OF MUCH PYLEONEPHRETIS IN PAST YEARS. THIS IS SECOND TEST SHOWING RESULT

CKD: Lower than normal GFR as computed by your creatinine using a formulae called MDRD. The efficiency of your kidney is lower than normal and by definition is chronic kidney disease. You should see a kidney doc to determine the cause. A full history and physician followed by a urine test and other test may be needed. Best of luck. ...Read more