What causes high Alkaline phosphatase and low FT4 thyroid?

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

If your Alkaline phosphatase is in between 30 U/L and 120 U/L 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 Alkaline phosphatase 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 Alkaline phosphatase : 30 - 120 U/L

Ideal values of Alkaline phosphatase depending on age :

Age	Ideal Alkaline phosphatase value
<5 years	30.525
5-10 years	31.059
10-15 years	31.603
15-20 years	32.156
20-25 years	32.719
25-30 years	33.292
30-35 years	33.875
35-40 years	34.468
40-45 years	35.071
45-50 years	35.685
50-55 years	36.309
55-60 years	36.944
60-70 years	37.591
70-80 years	38.249
80-90 years	38.918
90-100 years	39.599
>100 years	40.292

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

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

1,37,160

Total number of patients treated

Alkaline phosphatase treatment - Click to read 10 GOLDEN ARTICLES on Liver health

Some examples of conditions that increase or decrease Alkaline phosphatase levels include:

• Alcohol abuse
• Ulcerative colitis
• Blockage of the bile ducts.
• Insulin resistance
• Congestive heart failure

If you want your blood test report to be interpreted by Alkaline phosphatase specialist, you can upload your report. Our Alkaline phosphatase 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	0.90558
5-10 years	0.92143
10-15 years	0.93756
15-20 years	0.95397
20-25 years	0.97066
25-30 years	0.98765
30-35 years	1.00493
35-40 years	1.02252
40-45 years	1.04041
45-50 years	1.05862
50-55 years	1.07715
55-60 years	1.096
60-70 years	1.11518
70-80 years	1.1347
80-90 years	1.15456
90-100 years	1.17476
>100 years	1.19532

High Alkaline phosphatase and low FT4 thyroid can be caused by a lot of reasons. If you take Alkaline phosphatase and FT4 thyroid blood tests and the results are higher than 120 U/L for Alkaline phosphatase 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 Alkaline phosphatase and FT4 thyroid Tests Are Done :

If your doctor wants Alkaline phosphatase and FT4 thyroid tests on you, you may need to go through these tests. During the Alkaline phosphatase 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 Alkaline phosphatase and FT4 thyroid Test reports by your pathologist.

Medical References

• Cleveland Clinic – Alkaline Phosphatase (ALP): What It Is, Causes & Treatment
• Mayo Clinic – Alkaline phosphatase (ALP) blood test
• MedlinePlus – Alkaline Phosphatase
• WebMD – Alkaline Phosphatase (ALP): Tests and Results