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Midwest · Reverse T3 Test – rT3 Testing

Reverse T3 Test – rT3 Testing in Ohio

This page explains the reverse t3 test – rt3 testing, what it measures, and how to order it. The Reverse T3 blood test measures a form of thyroid hormone that may be elevated during certain illnesses.

Typical turnaround1-3 business days
Price range$118
PreparationFollow the lab's instructions.
Sample typeBlood draw at a collection lab
ReferralNo referral required

What this test is

Reverse T3 (rT3) is an inactive form of thyroid hormone. This test helps evaluate thyroid function, particularly in situations where other thyroid tests may appear normal.

What it measures

  • Reverse T3 (rT3) — reflects an inactive form of thyroid hormone

What the test involves

This test requires a blood sample, which is typically collected through a standard venipuncture procedure at a laboratory or clinic.

Why it is often ordered

Clinicians may order this test to help assess thyroid hormone metabolism, especially when considering conditions like nonthyroidal illness syndrome. It can provide additional information when evaluating thyroid health in the context of other medical conditions.

Preparation

You will need to follow specific instructions provided by the laboratory regarding preparation for this test. This may include fasting or avoiding certain medications.

How results are reported

Results are typically available within a few business days and will be reported to your clinician. Reference ranges, which indicate what is considered normal, vary between laboratories.

Before you go

  • Fasting requirements
  • Medication restrictions
  • Test turnaround time

Cities

Reverse T3 Test – rT3 Testing in Ohio communities

Choose your city for local context and to request this test.

Cincinnati1,712,287Reverse T3 Test – rT3 TestingCleveland1,683,059Reverse T3 Test – rT3 TestingColumbus1,556,848Reverse T3 Test – rT3 TestingDayton709,300Reverse T3 Test – rT3 TestingAkron546,549Reverse T3 Test – rT3 TestingToledo490,832Reverse T3 Test – rT3 TestingYoungstown363,541Reverse T3 Test – rT3 TestingCanton277,741Reverse T3 Test – rT3 TestingLorain186,500Reverse T3 Test – rT3 TestingMiddletown95,296Reverse T3 Test – rT3 TestingSpringfield85,121Reverse T3 Test – rT3 TestingParma80,880Reverse T3 Test – rT3 TestingNewark78,447Reverse T3 Test – rT3 TestingMansfield74,021Reverse T3 Test – rT3 TestingLima69,440Reverse T3 Test – rT3 TestingHamilton63,127Reverse T3 Test – rT3 TestingKettering57,503Reverse T3 Test – rT3 TestingElyria52,853Reverse T3 Test – rT3 TestingCuyahoga Falls50,906Reverse T3 Test – rT3 TestingLakewood50,841Reverse T3 Test – rT3 TestingEuclid49,382Reverse T3 Test – rT3 TestingDublin48,613Reverse T3 Test – rT3 TestingMentor47,369Reverse T3 Test – rT3 TestingBeavercreek46,320Reverse T3 Test – rT3 TestingStrongsville46,187Reverse T3 Test – rT3 TestingCleveland Heights45,267Reverse T3 Test – rT3 TestingFairfield44,550Reverse T3 Test – rT3 TestingHuber Heights42,650Reverse T3 Test – rT3 TestingGrove City41,025Reverse T3 Test – rT3 TestingDelaware41,004Reverse T3 Test – rT3 TestingLancaster40,360Reverse T3 Test – rT3 TestingFindlay40,323Reverse T3 Test – rT3 TestingReynoldsburg39,803Reverse T3 Test – rT3 TestingWarren39,334Reverse T3 Test – rT3 TestingWesterville38,960Reverse T3 Test – rT3 TestingUpper Arlington36,566Reverse T3 Test – rT3 TestingMarion36,053Reverse T3 Test – rT3 TestingGahanna35,626Reverse T3 Test – rT3 TestingHilliard35,530Reverse T3 Test – rT3 TestingBrunswick35,272Reverse T3 Test – rT3 TestingNorth Ridgeville34,883Reverse T3 Test – rT3 TestingStow34,556Reverse T3 Test – rT3 TestingFairborn34,398Reverse T3 Test – rT3 TestingMason34,337Reverse T3 Test – rT3 TestingWestlake34,049Reverse T3 Test – rT3 TestingNorth Olmsted32,371Reverse T3 Test – rT3 TestingMassillon32,199Reverse T3 Test – rT3 TestingNorth Royalton31,150Reverse T3 Test – rT3 TestingBowling Green30,715Reverse T3 Test – rT3 TestingAustintown30,179Reverse T3 Test – rT3 TestingGarfield Heights29,585Reverse T3 Test – rT3 TestingShaker Heights29,197Reverse T3 Test – rT3 TestingKent27,912Reverse T3 Test – rT3 TestingGreen27,267Reverse T3 Test – rT3 TestingWooster26,753Reverse T3 Test – rT3 TestingTroy26,093Reverse T3 Test – rT3 TestingMedina26,011Reverse T3 Test – rT3 TestingXenia25,411Reverse T3 Test – rT3 TestingBarberton25,309Reverse T3 Test – rT3 TestingSandusky25,066Reverse T3 Test – rT3 Testing