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Before the Test
FT4
Consult for FT4
at
Samyak.
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Target Levels (where applicable)
REFERENCE INTERVALS FOR ADULTS: FT3: 1.71-3.71 pg/ml FT4: 0.70-1.48 ng/dl.
What is being checked
INCREASE IN: Hyperthyroidism
DECREASE IN: Hypothyroidism