Three Thyroid Function Tests
Laboratory Tests
estimated about CNY 200-500
(estimated about USD 30-70)
30 min
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Description
Three thyroid function tests assess hormone levels to diagnose or monitor conditions like hypothyroidism, hyperthyroidism, or autoimmune thyroid disease; costs range ¥200–500 in China, with ChinaMedicalHub assisting hospital booking and interpreter support.
Main Uses
Diagnosis and monitoring of thyroid disorders, including hypothyroidism and hyperthyroidism, Assessment of pituitary function, Monitoring response to thyroid hormone replacement therapy, Screening for thyroid dysfunction in high-risk populations
Normal Range
TSH (Thyroid Stimulating Hormone): 0.4-4.0 mIU/L, FT4 (Free Thyroxine): 0.8-1.8 ng/dL, FT3 (Free Triiodothyronine): 2.3-4.2 pg/mL
Low Values - Possible Causes
Hypothyroidism, Iodine deficiency, Autoimmune thyroiditis, Postpartum thyroiditis, Medications (e.g., lithium, amiodarone)
High Values - Possible Causes
Hyperthyroidism, Graves' disease, Toxic multinodular goiter, Thyroiditis, Excessive iodine intake