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Doctor insights on: What Cause A Low Creatinine Level In Child

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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
2,192 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 there such thing as "too low" of creatinine? In a child, is .1 ok?

Is there such thing as "too low" of creatinine? In a child, is .1 ok?

Low protein diet: Creatinine could be a representative of muscular tissue and the protein in the diet. So you expect huger protein in muscular people and the one with rich protein diet. So the main concern about this child is if he receives enough protein in the diet. ...Read more

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My child is 12 years old. He has done a  creatinine  blood test and got a low result = 0.45. Is this of any significance? Thank you

My child is 12 years old. He has done a  creatinine  blood test and got a low result = 0.45. Is this of any significance? Thank you

He's healthy: As mentioned, creatinine is a substance the kidneys are supposed to filter, it's a byproduct and should be very low in the blood stream. Normal values are generally based on an average for what adults would have, and children's kidneys are healthy and much more efficient. For lab tests in children, ignore the "normals" and ask your pediatrician for an interpretation. ...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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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