What causes high Phosphate and low FT3 thyroid?

High Phosphate and low FT3 thyroid can be caused by many reasons.

If your Phosphate is in between 2.4 mg/dL and 4.5 mg/dL and your FT3 thyroid is in between 2.3 pg/mL and 4.2 pg/mL then you need not worry as these are the normal ranges for Phosphate and FT3 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 Phosphate : 2.4 - 4.5 mg/dL

Ideal values of Phosphate depending on age :

Age	Ideal Phosphate value
<5 years	2.484
5-10 years	2.571
10-15 years	2.661
15-20 years	2.754
20-25 years	2.85
25-30 years	2.949
30-35 years	3.052
35-40 years	3.159
40-45 years	3.269
45-50 years	3.383
50-55 years	3.501
55-60 years	3.623
60-70 years	3.749
70-80 years	3.88
80-90 years	4.015
90-100 years	4.155
>100 years	4.3

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

If you want your blood test report to be interpreted by Phosphate specialist, then you can upload your report. Our Phosphate 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

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

• Kidney failure
• Rickets and osteomalacia (due to vitamin D deficiencies)
• Diabetic ketoacidosis (after treatment)
• Increased blood calcium
• Liver disease

If you want your blood test report to be interpreted by Phosphate specialist, you can upload your report. Our Phosphate 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 FT3 thyroid : 2.3 - 4.2 pg/mL

Ideal values of FT3 thyroid depending on age :

Age	Ideal FT3 thyroid value
<5 years	2.38
5-10 years	2.463
10-15 years	2.549
15-20 years	2.638
20-25 years	2.73
25-30 years	2.825
30-35 years	2.924
35-40 years	3.026
40-45 years	3.132
45-50 years	3.241
50-55 years	3.354
55-60 years	3.471
60-70 years	3.592
70-80 years	3.717
80-90 years	3.847
90-100 years	3.981
>100 years	4.12

High Phosphate and low FT3 thyroid can be caused by a lot of reasons. If you take Phosphate and FT3 thyroid blood tests and the results are higher than 4.5 mg/dL for Phosphate and lower than 2.3 pg/mL for FT3 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 Phosphate and FT3 thyroid Tests Are Done :

If your doctor wants Phosphate and FT3 thyroid tests on you, you may need to go through these tests. During the Phosphate and FT3 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 Phosphate and FT3 thyroid Test reports by your pathologist.

Medical References

• MedlinePlus – Phosphate in Blood
• WebMD – Phosphate Blood Test: Purpose, High vs. Low vs. Normal Levels
• MedlinePlus – Phosphate in Urine