TSH (Ultrasensitive)

MeasuredEssential

The same pituitary signal as standard TSH, measured with a more sensitive assay that can detect lower values accurately.

The higher sensitivity distinguishes a properly suppressed TSH from a merely low one — a distinction that matters for diagnosing hyperthyroidism, which the standard assay can miss at the low end.

Part of

How we rate it — Essential

Defensible in a routine adult check-up.

This rating and the description above were written against published screening guidelines by someone who is not a clinician, and are awaiting review by one. We would rather say that than imply an authority we do not have.

Check-ups that include it

In 57 of the 78 check-ups we track — 73%. Cheapest first.

and 45 more.

Also sold as

Every one of these names refers to this same test. Resolving them to one canonical entry is what makes an honest comparison possible.

tsh 3rd generation · tsh ultra sensitive · tsh ultrasensitive · utsh

Information here is for comparing packages, not for diagnosing yourself. Talk to a doctor about which tests you actually need.