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South · Reverse T3 Test – rT3 Testing

Reverse T3 Test – rT3 Testing in Arkansas

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 Arkansas communities

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

Little Rock457,379Reverse T3 Test – rT3 TestingFayetteville381,636Reverse T3 Test – rT3 TestingFort Smith127,699Reverse T3 Test – rT3 TestingSpringdale85,887Reverse T3 Test – rT3 TestingJonesboro77,520Reverse T3 Test – rT3 TestingConway70,555Reverse T3 Test – rT3 TestingRogers68,340Reverse T3 Test – rT3 TestingNorth Little Rock64,444Reverse T3 Test – rT3 TestingBentonville52,565Reverse T3 Test – rT3 TestingPine Bluff41,964Reverse T3 Test – rT3 TestingHot Springs38,050Reverse T3 Test – rT3 TestingBenton34,746Reverse T3 Test – rT3 TestingSherwood32,544Reverse T3 Test – rT3 TestingBella Vista29,818Reverse T3 Test – rT3 TestingTexarkana29,492Reverse T3 Test – rT3 TestingJacksonville29,385Reverse T3 Test – rT3 TestingParagould29,327Reverse T3 Test – rT3 TestingRussellville29,057Reverse T3 Test – rT3 TestingCabot26,411Reverse T3 Test – rT3 TestingWest Memphis24,666Reverse T3 Test – rT3 TestingVan Buren23,213Reverse T3 Test – rT3 TestingSearcy23,074Reverse T3 Test – rT3 TestingBryant20,399Reverse T3 Test – rT3 TestingMaumelle19,070Reverse T3 Test – rT3 TestingEl Dorado17,800Reverse T3 Test – rT3 TestingCenterton17,455Reverse T3 Test – rT3 TestingSiloam Springs16,944Reverse T3 Test – rT3 TestingHot Springs Village15,970Reverse T3 Test – rT3 TestingMarion13,624Reverse T3 Test – rT3 TestingBlytheville13,559Reverse T3 Test – rT3 TestingForrest City13,372Reverse T3 Test – rT3 TestingHarrison13,081Reverse T3 Test – rT3 TestingMountain Home12,722Reverse T3 Test – rT3 TestingMagnolia11,205Reverse T3 Test – rT3 TestingBatesville11,117Reverse T3 Test – rT3 TestingCamden10,644Reverse T3 Test – rT3 TestingMalvern10,626Reverse T3 Test – rT3 TestingArkadelphia10,332Reverse T3 Test – rT3 TestingHelena-West Helena9,707Reverse T3 Test – rT3 TestingLowell9,630Reverse T3 Test – rT3 TestingGreenwood9,498Reverse T3 Test – rT3 TestingClarksville9,444Reverse T3 Test – rT3 TestingHope9,010Reverse T3 Test – rT3 TestingMonticello8,567Reverse T3 Test – rT3 TestingStuttgart8,363Reverse T3 Test – rT3 TestingWynne8,352Reverse T3 Test – rT3 TestingBeebe8,343Reverse T3 Test – rT3 TestingNewport7,829Reverse T3 Test – rT3 TestingFarmington7,601Reverse T3 Test – rT3 TestingTrumann7,416Reverse T3 Test – rT3 TestingPocahontas7,269Reverse T3 Test – rT3 TestingOsceola7,016Reverse T3 Test – rT3 TestingHeber Springs7,015Reverse T3 Test – rT3 TestingMorrilton6,948Reverse T3 Test – rT3 TestingPrairie Grove6,908Reverse T3 Test – rT3 TestingPea Ridge6,491Reverse T3 Test – rT3 TestingEast End6,432Reverse T3 Test – rT3 TestingDe Queen6,192Reverse T3 Test – rT3 TestingWard5,943Reverse T3 Test – rT3 TestingAlma5,806Reverse T3 Test – rT3 Testing