The Thyroid Function Test (TFT) is a group of blood tests used to assess how well the thyroid gland is functioning. It typically includes measurements of Thyroid Stimulating Hormone (TSH), Triiodothyronine (T3), and Thyroxine (T4).
These hormones regulate metabolism, energy levels, body temperature, and overall growth and development. Abnormal levels may indicate thyroid disorders such as hypothyroidism (underactive thyroid) or hyperthyroidism (overactive thyroid).
TFT is commonly used for diagnosis, monitoring treatment, and screening individuals with symptoms like weight changes, fatigue, hair loss, or irregular heartbeat.
The purpose of this test is to