What causes high TSH 3 and low Vitamin B12?

High TSH 3 and low Vitamin B12 can be caused by many reasons.

If your TSH 3 is in between 0.55 uIU/mL and 4.78 uIU/mL and your Vitamin B12 is in between 211 pg/mL and 911 pg/mL then you need not worry as these are the normal ranges for TSH 3 and Vitamin B12 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 TSH 3 : 0.55 - 4.78 uIU/mL

Ideal values of TSH 3 depending on age :

Age	Ideal TSH 3 value
<5 years	0.569
5-10 years	0.589
10-15 years	0.61
15-20 years	0.632
20-25 years	0.654
25-30 years	0.677
30-35 years	0.701
35-40 years	0.726
40-45 years	0.752
45-50 years	0.779
50-55 years	0.807
55-60 years	0.836
60-70 years	0.866
70-80 years	0.897
80-90 years	0.929
90-100 years	0.962
>100 years	0.996

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

If you want your blood test report to be interpreted by TSH 3 specialist, then you can upload your report. Our TSH 3 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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Some examples of conditions that increase or decrease TSH 3 levels include:

• Liver disease
• Autoimmune disease
• A non-functioning thyroid gland
• Thyroiditis
• Diabetes

If you want your blood test report to be interpreted by TSH 3 specialist, you can upload your report. Our TSH 3 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 Vitamin B12 : 211 - 911 pg/mL

Ideal values of Vitamin B12 depending on age :

Age	Ideal Vitamin B12 value
<5 years	218.469
5-10 years	226.203
10-15 years	234.211
15-20 years	242.502
20-25 years	251.087
25-30 years	259.975
30-35 years	269.178
35-40 years	278.707
40-45 years	288.573
45-50 years	298.788
50-55 years	309.365
55-60 years	320.317
60-70 years	331.656
70-80 years	343.397
80-90 years	355.553
90-100 years	368.14
>100 years	381.172

High TSH 3 and low Vitamin B12 can be caused by a lot of reasons. If you take TSH 3 and Vitamin B12 blood tests and the results are higher than 4.78 uIU/mL for TSH 3 and lower than 211 pg/mL for Vitamin B12, 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 TSH 3 and Vitamin B12 Tests Are Done :

If your doctor wants TSH 3 and Vitamin B12 tests on you, you may need to go through these tests. During the TSH 3 and Vitamin B12 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 TSH 3 and Vitamin B12 Test reports by your pathologist.