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Doctor insights on: What Causes Low Creatinine Levels In Children

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What can cause a low creatinine level?

What can cause a low creatinine level?

Low muscle mass: Serum creatinine is a waste product of muscle metabolism. Large muscle mass people have larger creatinine, small muscle mass (women, the elderly) folks have lower creatinine. ...Read more

Dr. Madhu Kandarpa
2,203 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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My blood work shows creatinine level quite low-.39. Since Sept, extremely weak in my muscles/fatigue easily/must rest often. What would cause this?

My blood work shows creatinine level quite low-.39.  Since Sept, extremely weak in my muscles/fatigue easily/must rest often.  What would cause this?

Many things: The low creatinine suggests that you have low muscle mass. It isn't clear if this is based on your being small or due to a concerning problem. Many things can cause this like a primary muscle problem, metabolic issues, hormonal issues, nutritional deficiency and low grade infections. You will be best served by reviewing your issues with a physician to better create a course of action. ...Read more

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What causes EPO level to drop. Can it be something not serious. Kidneys scan and ceatinine level in blood normal. Got moderate anemia. Epo low. 70 yrs?

What causes EPO level to drop. Can it be something not serious. Kidneys scan and ceatinine level in blood normal. Got moderate anemia. Epo low. 70 yrs?

Anemia in a 70'er: The 70 year old person likely has chronic kidney disease (CKD), despite having a normal level creatinine. Have that person see a nephrologist for a 24 hour urine for creatinine clearance to assess the person's kidney function. It the glomerular filtration rate (GFR) is ...Read more

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Is 1.21 creatinine level low?

No: It is in the normal range and there is no pathologic low level of creatinine. See this site for more info. http://www.mayoclinic.com/health/creatinine/my00144/dsection=results. ...Read more

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What else leads to low creatinine levels in the urine?

Factors: Low creatinine levels in the urine can be seen in states like reduced kidney function (low gfr), advanced age, malnourished states, low muscle mass, liver failure, etc. ...Read more

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Can high creatinine levels cause urine foam?

See details: Foamy urine usually indicates elevated protein in the urine more than an elevated creatinine. ...Read more

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Can low creatinine in children be due to dehydration?

No: Most of our "normal" lab values are from adults. Babies and young children should have a "low" creatinine compared to adult norms as they are normal for their age. It is not from dehydration. If dehydrated, creatinine may be high. ...Read more

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What are symptoms of low creatinine levels in the blood?

There are none: Reference ranges are set so that a few percent of healthies fall outside on either side. Low creatinine is never a problem. It's common for a petite lady to be low. ...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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I m 45 yrs old my creatinine level is low in 40s what should I do is it dangerous?

High: Are you sure that your serum creatinine is 40? Levels over 10 are considered very indicative of advanced kidney disease requiring dialysis. Unless you're under treatment for chronic kidney disease, have the lab check your serum creatinine again and discuss this with your physician. ...Read more

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I have a high bun/ creatinine level (28) and a low creatinine level (0.5) . Should I be concerned or do something?

BUN/Creat Ratio: I personally would not worry about it since the high ratio is due to a slightly elevated BUN. This might be due to a diet high in non-essential amino acids (nothing to truly be concerned about) or a mild lack of water intake. If you are still concerned, please see your primary doctor and go over all of that with her/him. ...Read more

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My 2 year old had labwork yesterday and her creatinine level was 0.26 with a listed standard range of 0.30 to 0.70. Is this a cause for concern?

No: Reference ranges are set so that several percent of healthy folks fall outside on either end. That's so as not to miss stuff. Kids tend to run low in any case. ...Read more

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I on metosartan 50 mg for 2 years for overleft ventricular entropy. creatinine level is 1.2 against 0.9 a year ago. is this a cause for concern ?

NO: Not a cause for serious concern. The Metosartan can cause this elevation of your creatinine, and it is still in normal limits. You should repeat the test in about three months and see if there is a trend. DO NOT PANIC... ...Read more

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Low creatinine on a urine test, what caused that?

Low creatinine on a urine test, what caused that?

Several things: The most likely is inadequate collection of urine such that some of the 24 hour sample was discarded. Other causes are low muscle mass, which can occur in very small stature people, advanced age, bed bound individuals, and in patients with cirrhosis. ...Read more