What does high Vitamin D and FT4 thyroid mean in blood test?

High Vitamin D and FT4 thyroid can be caused by numerous problems.

High levels of Vitamin D and FT4 thyroid in the blood indicate a variety of health problems. If your blood Vitamin D level is between 75 nmol/L to 250 nmol/L and the FT4 thyroid level is between 0.89 nmol/L to 1.76 ng/dL, then your body does not have any underlying health problems. But if Vitamin D and FT4 thyroid levels exceed these levels, you should see a doctor immediately.

Normal Vitamin D range : 75 - 250 nmol/L

Age-wise ideal Vitamin D level in blood:

Age	Ideal Vitamin D value
<5 years	76.388
5-10 years	77.801
10-15 years	79.24
15-20 years	80.706
20-25 years	82.199
25-30 years	83.72
30-35 years	85.269
35-40 years	86.846
40-45 years	88.453
45-50 years	90.089
50-55 years	91.756
55-60 years	93.453
60-70 years	95.182
70-80 years	96.943
80-90 years	98.736
90-100 years	100.563
>100 years	102.423

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

If you want your blood test report to be interpreted by Vitamin D specialist, then you can upload your report. Our Vitamin D 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 Vitamin D levels include:

• Liver disease
• Celiac disease
• Your body isnt properly absorbing or using vitamin D.
• Crohn's disease
• Kidney disease

If you want your blood test report to be interpreted by Vitamin D specialist, you can upload your report. Our Vitamin D 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 FT4 thyroid range : 0.89 - 1.76 ng/dL

Age-wise ideal FT4 thyroid level in blood:

Age	Ideal FT4 thyroid value
<5 years	0.90647
5-10 years	0.92324
10-15 years	0.94032
15-20 years	0.95772
20-25 years	0.97544
25-30 years	0.99349
30-35 years	1.01187
35-40 years	1.03059
40-45 years	1.04966
45-50 years	1.06908
50-55 years	1.08886
55-60 years	1.109
60-70 years	1.12952
70-80 years	1.15042
80-90 years	1.1717
90-100 years	1.19338
>100 years	1.21546

High Vitamin D and FT4 thyroid levels in the blood can cause a number of health problems. Your GP may recommend follow-up tests to get an important picture of your overall health and well-being. If the results are greater than 250 nmol/L for Vitamin D and more than 1.76 ng/dL for FT4 thyroid, you may also need some follow-up tests that will help detect the underlying disease early.

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How is a blood test performed in the lab?

Depending on the symptoms you are experiencing, your doctor may order a Vitamin D and FT4 thyroid test. In most hospitals Vitamin D and FT4 thyroid results can be obtained within three to six hours after blood is taken. The blood is usually drawn from a vein on the inside of the elbow or the back of the hand. Drink plenty of water before your appointment. If you experience any symptoms that you are concerned about are out of the ordinary, call your doctor immediately.