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Normal Ranges for Common Laboratory Tests
Thyroid Tests
TSH
0.350 - 4.940 µIU/mL
Total T4, adult
4.9-11.7:mg/dL
Free T4
0.7-1.5 ng/dL
Total T3
0.6-1.6 ng/mL
Free T3
1.7-3.7 pg/mL