A 34-year-old female asked:
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blood work came back and my creatinine level is 0.49 and urea nitrogen is 7. what does this mean?

1 doctor answer
Dr. Ed Friedlander
43 years experience Pathology
Nothing: Stop worrying. Reference ranges are set so that several percent of healthy folks fall outside at either end. Low BUN and low creatinine in someone who's not obviously horribly sick never mean anything.
Answered on Dec 31, 2019
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A 45-year-old member asked:
Dr. Kalyani Perumal
28 years experience Nephrology and Dialysis
kidney dysfunction: Creatinine is a byproduct of muscle metabolism and is excreted by the kidneys. High serum creatinine generally indicate kidney damage.High levels can ... Read More
A 37-year-old member asked:
Dr. Alok Agrawal
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Normal: Seems normal- however could be slightly abnormal if this is a 90 yr old emaciated female or a very small child.
A 47-year-old member asked:
Dr. Ed Friedlander
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Sounds fine: They are a little bit high if you're a female, and your kidneys may not be working quite so well as a healthy young person's, but if you are a muscula ... Read More
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A 36-year-old member asked:
Dr. Quresh Khairullah
41 years experience Nephrology and Dialysis
See below: The lab should also report a GFR , based on the creatinine if that is less than 90 it may be abnormal.

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