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Midwest · Reverse T3 Test – rT3 Testing

Reverse T3 Test – rT3 Testing in Nebraska

This page explains the reverse t3 test – rt3 testing, what it measures, and how to order it. The Reverse T3 Test measures the level of reverse triiodothyronine in the blood to assess thyroid function under certain conditions.

Sample typeBlood draw at a collection lab
ReferralNo referral required

What this test is

The Reverse T3 Test is a blood test that evaluates the level of reverse triiodothyronine (rT3), a hormone related to thyroid function. It is often used to assess thyroid activity in the context of nonthyroidal illness syndrome.

What it measures

  • Reverse T3 — reflects the body's conversion of thyroxine (T4) to triiodothyronine (T3)

What the test involves

The test involves a standard blood draw, typically from a vein in the arm. The collected sample is then analyzed in a laboratory.

Why it is often ordered

Clinicians may order this test to investigate thyroid function when a patient has symptoms that suggest abnormal thyroid activity. It helps differentiate between thyroid disorders and other conditions affecting thyroid hormone levels.

Preparation

Preparation for the Reverse T3 Test may vary, so it is important to follow the specific instructions provided by the laboratory conducting the test.

How results are reported

Results of the Reverse T3 Test are reported as a concentration of rT3 in the blood. Reference ranges can vary between laboratories, so results should be interpreted in context.

Before you go

  • Sample collection method
  • Preparation instructions
  • Turnaround time

Cities

Reverse T3 Test – rT3 Testing in Nebraska communities

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

Omaha806,485Reverse T3 Test – rT3 TestingLincoln289,136Reverse T3 Test – rT3 TestingBellevue62,888Reverse T3 Test – rT3 TestingGrand Island52,755Reverse T3 Test – rT3 TestingKearney33,558Reverse T3 Test – rT3 TestingFremont27,245Reverse T3 Test – rT3 TestingHastings25,247Reverse T3 Test – rT3 TestingNorfolk24,964Reverse T3 Test – rT3 TestingColumbus23,954Reverse T3 Test – rT3 TestingPapillion23,875Reverse T3 Test – rT3 TestingNorth Platte23,543Reverse T3 Test – rT3 TestingLa Vista16,786Reverse T3 Test – rT3 TestingScottsbluff14,511Reverse T3 Test – rT3 TestingSouth Sioux City13,796Reverse T3 Test – rT3 TestingBeatrice12,276Reverse T3 Test – rT3 TestingChalco10,688Reverse T3 Test – rT3 TestingLexington10,325Reverse T3 Test – rT3 TestingGering8,521Reverse T3 Test – rT3 TestingAlliance8,141Reverse T3 Test – rT3 TestingYork8,091Reverse T3 Test – rT3 TestingBlair7,725Reverse T3 Test – rT3 TestingSeward7,651Reverse T3 Test – rT3 TestingMcCook7,425Reverse T3 Test – rT3 TestingCrete7,224Reverse T3 Test – rT3 TestingNebraska City7,206Reverse T3 Test – rT3 TestingPlattsmouth6,558Reverse T3 Test – rT3 TestingSchuyler6,526Reverse T3 Test – rT3 TestingSidney6,473Reverse T3 Test – rT3 TestingRalston6,453Reverse T3 Test – rT3 TestingWayne5,847Reverse T3 Test – rT3 TestingHoldrege5,485Reverse T3 Test – rT3 TestingChadron5,376Reverse T3 Test – rT3 TestingOffutt AFB5,375Reverse T3 Test – rT3 TestingGretna5,106Reverse T3 Test – rT3 TestingOgallala4,831Reverse T3 Test – rT3 TestingWahoo4,754Reverse T3 Test – rT3 TestingAurora4,642Reverse T3 Test – rT3 TestingWaverly4,208Reverse T3 Test – rT3 TestingFalls City4,130Reverse T3 Test – rT3 TestingCozad3,960Reverse T3 Test – rT3 TestingFairbury3,916Reverse T3 Test – rT3 TestingO'Neill3,590Reverse T3 Test – rT3 TestingBroken Bow3,522Reverse T3 Test – rT3 TestingWest Point3,481Reverse T3 Test – rT3 TestingGothenburg3,476Reverse T3 Test – rT3 TestingAuburn3,443Reverse T3 Test – rT3 TestingAshland3,099Reverse T3 Test – rT3 TestingCentral City3,025Reverse T3 Test – rT3 TestingMinden2,992Reverse T3 Test – rT3 TestingValley2,982Reverse T3 Test – rT3 TestingDavid City2,981Reverse T3 Test – rT3 TestingDakota City2,822Reverse T3 Test – rT3 TestingValentine2,634Reverse T3 Test – rT3 TestingHickman2,552Reverse T3 Test – rT3 TestingMilford2,547Reverse T3 Test – rT3 TestingSt. Paul2,497Reverse T3 Test – rT3 TestingKimball2,323Reverse T3 Test – rT3 TestingBennington2,257Reverse T3 Test – rT3 TestingImperial2,157Reverse T3 Test – rT3 TestingGeneva2,062Reverse T3 Test – rT3 Testing