A member asked:

What is the normal range of tsh for women?

A doctor has provided 1 answer
Dr. David Geffner answered

Specializes in Endocrinology

Depends: On the assay. Most lower limits in 3d generation assays are around 0.3 to 0.5. There is a debate about the upper limit. The range used by commercial labs of 4.5 or 5.5 is not correct. Most thyroidologists will choose about 3.

Answered 4/19/2017

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