Is TSH 3 5.51 high, normal or dangerous? What does Thyroid stimulating hormone level 5.51 mean?

📅 Medical Review Date: January 6, 2026

Your TSH 3 level of 5.51 is a High TSH 3 level.

High TSH 3 levels may indicate underlying health problems. The normal range is typically between 0.55 uIU/mL and 4.78 uIU/mL. If your levels are outside this range, it's important to speak with a healthcare provider. Consulting a doctor is recommended to determine the cause and appropriate next steps.

The normal TSH 3 range for men is :0.55 - 4.78 uIU/mL

Ideal values of TSH 3 depending on age (male) :

Age	Ideal TSH 3 value
<5 years	0.58
5-10 years	0.612
10-15 years	0.646
15-20 years	0.682
20-25 years	0.72
25-30 years	0.76
30-35 years	0.802
35-40 years	0.846
40-45 years	0.893
45-50 years	0.942
50-55 years	0.994
55-60 years	1.049
60-70 years	1.107
70-80 years	1.168
80-90 years	1.232
90-100 years	1.3
>100 years	1.372

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

Get Advice via Email : Send us your blood test report, and our TSH 3 experts will review it. You'll receive a detailed analysis and personalized treatment guidance via email within 12 hours. If you have additional blood test results besides TSH 3, please include those too—an accurate diagnosis often requires a full view of all abnormalities. Upload blood test report now

1,51,150

Total number of patients treated

A video message on the treatment of your high TSH 3 level

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

Some examples of conditions that increase or decrease TSH 3 levels include:

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

Receive world-class medical opinion about your high TSH 3 levels over email.Upload blood test report now

Normal range of TSH 3 found among women :0.55-4.78 uIU/mL

Ideal values of TSH 3 depending on age (female) :

Age	Ideal TSH 3 value
<5 years	0.581
5-10 years	0.614
10-15 years	0.649
15-20 years	0.686
20-25 years	0.725
25-30 years	0.766
30-35 years	0.809
35-40 years	0.855
40-45 years	0.904
45-50 years	0.955
50-55 years	1.009
55-60 years	1.066
60-70 years	1.126
70-80 years	1.19
80-90 years	1.258
90-100 years	1.329
>100 years	1.404

If you take a TSH 3 blood test and the results are not in the normal range (0.55-4.78 uIU/mL), your physician may recommend more tests to figure out the problem. You might also get this test if your physician thinks you have some other disease.

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How the TSH 3 Test Is Done :

When your doctor orders a TSH 3 test, it involves a straightforward blood draw to measure your TSH 3 levels. A pathologist or lab technician will take a small sample of blood from a vein using a needle. Your TSH 3 test results are usually available within a few hours.

Medical References

• MedlinePlus – TSH (Thyroid-stimulating hormone) Test
• Cleveland Clinic – TSH (Thyroid-Stimulating Hormone) Levels: Symptoms
• Mayo Clinic – Hypothyroidism (underactive thyroid) - Diagnosis and treatment
• NIH – Thyroid Tests
• NIH – How to interpret thyroid function tests