Thyroid Function Test (TFT)- Test Result, Unit, Normal Range, Test Method, and Clinical Significance
Table of Contents
If you are suffering from any of the symptoms stated in the table (Differences between Hypothyroidism and Hyperthyroidism), ask for a thyroid function test (TFT). Hypothyroidism is a condition in which the thyroid-stimulating hormone (TSH) level in your body is high than the normal range (0.27 to 4.2 mIU/L) while in hyperthyroidism its level is low. A thyroid function test (TFT) is a series of blood assays applied to measure how well the thyroid gland is working. Available tests include the triiodothyronine (T3), thyroxine (T4), and thyroid-stimulating hormone (TSH) tests. There is no need for special preparation for thyroid function tests and blood is used for testing.
The differences between hypothyroidism and hyperthyroidism are as follows-
| S.No | Hypothyroidism | Hyperthyroidism |
| 1. | Dry, Coarse Hair | Hair Loss |
| 2. | Puffy Face | Bulging Eyes |
| 3. | Enlarged Thyroid | Enlarged Thyroid |
| 4. | Slow Heartbeat | Rapid Heartbeat |
| 5. | Cold Intolerance | Heart Intolerance |
| 6. | Depression | Nervousness |
| 7. | Dry Skin | Sweating |
| 8. | Forgetfulness | Irritability |
| 9. | Heavy Menstrual Periods | Scant Menstrual Periods |
| 10. | Infertility | Infertility |
| 11. | Muscle Aches | Muscle Weakness |
| 12. | Weight Gain | Weight Loss |
| 13. | Constipation | Frequent Bowel Movement |
| 14. | Brittle Nails | Warm, Moist Palms |
| 15. | Arthritis | Tremor of Fingers |
| 16. | Increased TSH | Decreased TSH |
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