BUN and creatinine levels

lolokoss

New Member
Ok for te past 3 months I have been getting blood tests and the same thing comes up:

urea ~11.7 (normal range 3.0-8.9)
creatinine ~100 (normal range 45-85)

Protein intake has been at 1.5g/lb and for a few weeks HALF that


I read this article by J. Berardi saying that mildly elevated BUN and creatinine is expected in weight training individuals and I even showed it to my doc but he said it could not explain these values. Here's the link:

http://www.johnberardi.com/articles/nutrition/dear.htm


I am clean except for a 3 week cycle of M1T 3 weeks before my 1st blood test (so, that's almost 4 months ago).

Dr. Swale what gives?
 
It was my understanding that high creatinine levels was a indicator of kidney problems and that was one of the reasons you wanted to tell your doc if you where supplementing with creatine, but they might not be high enough that he is that worried.
 
Creatinine is a waste product in the blood created by the normal breakdown of muscle during activity. Healthy kidneys take creatinine out of the blood and put it in the urine to leave the body. When kidneys are not working well, creatinine builds up in the blood.

In the lab, your blood will be tested to see how many milligrams of creatinine are in one deciliter of blood (mg/dl). Creatinine levels in the blood can vary, and each laboratory has its own normal range. In many labs, the normal creatinine range is 0.6 to 1.2 mg/dl. If your creatinine level is only slightly above this normal range, you probably will not feel sick, but the elevation is a sign that your kidneys are not working at full strength. One formula for estimating kidney function equates a creatinine level of 2.0 mg/dl to 50 percent of normal kidney function and 4.0 mg/dl to 25 percent. But, because creatinine values are so variable and can be affected by diet, you may need to have your creatinine measured regularly to see whether your kidney function is decreasing.

The doctor may refer to the measure of creatinine in your blood as your serum creatinine. Do not confuse your serum creatinine number with your creatinine clearance number
This was produced by med web!
 
John Berardi did an excellent job on his article. It should be required reading for all Family Practitioners and Internists.
 
SWALE said:
John Berardi did an excellent job on his article. It should be required reading for all Family Practitioners and Internists.


So Doc, do you think that the values that I have shown can be attributed to an emerging kidney or metabolic problem? Is it just my weight training?
They have been about the same during the past 3 months.
Before that, I think they were slightly elevated even last year.

So?
 
In absence of known hypertension, or protein in the urine, I do not know what there is to worry about.
 

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