What causes high Creatinine and low FT4 thyroid?

High Creatinine and low FT4 thyroid can be caused by many reasons.

If your Creatinine is in between 0.9 mg/dL and 1.3 mg/dL and your FT4 thyroid is in between 0.89 ng/dL and 1.76 ng/dL then you need not worry as these are the normal ranges for Creatinine and FT4 thyroid respectively. But if your levels are lesser or greater than the above values, then there may be some problem in your body.

Normal range of Creatinine : 0.9 - 1.3 mg/dL

Ideal values of Creatinine depending on age :

Age	Ideal Creatinine value
<5 years	0.914
5-10 years	0.928
10-15 years	0.942
15-20 years	0.956
20-25 years	0.97
25-30 years	0.985
30-35 years	1
35-40 years	1.015
40-45 years	1.03
45-50 years	1.045
50-55 years	1.061
55-60 years	1.077
60-70 years	1.093
70-80 years	1.109
80-90 years	1.126
90-100 years	1.143
>100 years	1.16

*Ideal values are calculated based on our database of patient records

If you want your blood test report to be interpreted by Creatinine specialist, then you can upload your report. Our Creatinine expert will provide you with the most accurate interpretation of your blood test results and treatment within 12 hours. Upload blood test report now

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Creatinine treatment - Click to read 10 GOLDEN ARTICLES on Kidney health

Some examples of conditions that increase or decrease creatinine levels include:

• Damage to or swelling of blood vessels in the kidneys.
• Bacterial infection of the kidneys (pyelonephritis)
• Death of cells in the kidneys' small tubes (acute tubular necrosis)
• Conditions that can block the flow of urine in the urinary tract, such as prostate disease or kidney stone
• Reduced blood flow to the kidney due to shock, dehydration, congestive heart failure, atherosclerosis, or complications of diabetes

If you want your blood test report to be interpreted by Creatinine specialist, you can upload your report. Our Creatinine expert will provide you with the most accurate interpretation of your blood test results and treatment within 12 hours. Upload blood test report now

Normal range of FT4 thyroid : 0.89 - 1.76 ng/dL

Ideal values of FT4 thyroid depending on age :

Age	Ideal FT4 thyroid value
<5 years	0.90335
5-10 years	0.9169
10-15 years	0.93065
15-20 years	0.94461
20-25 years	0.95878
25-30 years	0.97316
30-35 years	0.98776
35-40 years	1.00258
40-45 years	1.01762
45-50 years	1.03288
50-55 years	1.04837
55-60 years	1.0641
60-70 years	1.08006
70-80 years	1.09626
80-90 years	1.1127
90-100 years	1.12939
>100 years	1.14633

High Creatinine and low FT4 thyroid can be caused by a lot of reasons. If you take Creatinine and FT4 thyroid blood tests and the results are higher than 1.3 mg/dL for Creatinine and lower than 0.89 ng/dL for FT4 thyroid, your physician may recommend more tests to figure out the problem. You might also get these tests if your physician thinks you have some other disease.

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How the Creatinine and FT4 thyroid Tests Are Done :

If your doctor wants Creatinine and FT4 thyroid tests on you, you may need to go through these tests. During the Creatinine and FT4 thyroid blood tests, a pathologist will put a needle into your veins and take out a small quantity of blood. A pathologist is a physician in the medical field who thoroughly studies the causes and effects of disease. Within a few hours you will get your Creatinine and FT4 thyroid Test reports by your pathologist.