Thyroid Test (T3-T4-TSH): Price, Purpose, Procedure & Its Result
T3-t4-ustsh by Thyrocare includes test on 3 parameters. It comprises of essential tests on Thyroid for an early detection of any potential illness in your body. This package which comes under WELLNESS category , now available at a discounted price of Rs. 393
T3-t4-ustsh Info & Procedure
Group NameWELLNESS
FastingFasting not required
Sample TypeSERUM
Sample CollectionExpert collect samples at Home
ReportsDelivered Online within 24-48 Hrs*
Report typeEmail & Hardcopy ( On request )
Tests included
3 parameters listed
Explore the tests in T3-t4-ustsh by category.
Thyroid3
TOTAL THYROXINE (T4)
TOTAL TRIIODOTHYRONINE (T3)
TSH - ULTRASENSITIVE
T3-t4-ustsh Sample Report Format & Ranges
Relevant details from a Thyrocare sample report are shown below. A standalone PDF preview for T3-t4-ustsh is not available here.
Reference intervals may vary by method and patient factors. Use the interval printed on your own final report.
Conducted at
Thyrocare Labs
Lab Accreditation
CAP, NABL, UKAS, ANAB
T3-t4-ustsh Thyrocare Sample-Report Range Table
Parameter
Unit
Reference Range
TOTAL TRIIODOTHYRONINE (T3)
ng/dL
58-159
TOTAL THYROXINE (T4)
µg/dL
4.87-11.72
TSH - ULTRASENSITIVE
µIU/mL
0.35-4.94
T3-t4-ustsh Report Sections Covered
Report Section
Parameters in Sample Report
Thyroid
3
What to expect during a #testname# Blood Test?
During a #testname# blood test, a healthcare professional takes a blood sample from your arm, which is also known as venipuncture. A lab expert known as a phlebotomist conducts this process using a needle. He locates a vein on your arm and inserts the needle to draw blood. The blood sample will be transferred into a test tube and will be taken safely to the labs for the test.
The lab technicians will test the sample by following established standards, to ensure correct reports. Thyrocare Labs has a team of professionals who are skilled and experienced. After the testing is done, your reports are sent to your email within 1-2 days. On the other hand, if you need a hard copy of the report, expect the delivery of the same within 3-5 business days.
Preparations before a #testname# Blood Test?
For #testname# blood tests, special preparations are not needed. However, some important steps must be taken to ensure accuracy in the test reports.
#testname# test requires {[fasting]}, the same must be done for at least 8-10 hours. Only water can be consumed during this time. Being hydrated helps the blood draw easier and also ensures accurate results.
Eating junk food and consuming sweetened beverages or alcohol can alter your test results. So, it is advisable to be careful about what to consume or take the advice of a professional.
Consumption of certain medications is also prohibited before blood tests. You can discuss the details about the same with your doctor to be sure.
Avoid strenuous exercise as it can alter the readings of a blood test.
Are there any side effects of the test?
There are no side effects or risks attached to #testname# blood tests. The test involves the collection of a blood sample from your home. A phlebotomist draws blood from your arm using a needle, which only takes a few minutes. During this process, you might feel a sting on your arm, which is not painful. The blood sample will then be sent to the labs. Our medical experts take all precautions and safety measures during sample collection and testing.
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T3-T4-Ultrasensitive TSH Reference Guide
This serum profile combines ultrasensitive TSH, total T4 and total T3.
TSH reflects pituitary signalling, while T4 and T3 add thyroid-hormone context.
Both hormone measurements are totals, so they include protein-bound and unbound fractions.
The three results describe a pattern but cannot identify every thyroid disorder or its cause.
Interpretation should include symptoms, medicines, pregnancy, illness and earlier thyroid reports.
Why This Test Is Ordered
Reason
Description
Read the thyroid–pituitary feedback pattern
The pituitary gland releases TSH to regulate thyroid-hormone production.
The thyroid mainly releases T4 in response to this pituitary signal.
Body tissues convert part of circulating T4 into active T3.
Low circulating hormone often prompts the pituitary to release more TSH.
Excess circulating hormone often suppresses the pituitary TSH signal.
This feedback makes TSH a sensitive starting marker for primary thyroid dysfunction.
Pituitary disease can produce combinations that differ from common primary-thyroid patterns.
Always read TSH beside both hormone results and the clinical situation.
Understand what total T4 contributes
T4 is the principal hormone released directly by the thyroid gland.
This profile measures total T4 rather than free T4.
Total T4 combines protein-bound hormone with the much smaller unbound fraction.
A raised total T4 can support an overactive-thyroid pattern in suitable context.
A low total T4 can support an underactive-thyroid pattern in suitable context.
Binding-protein changes can alter total T4 without matching free-hormone changes.
Pregnancy and estrogen-containing medicines commonly increase thyroid-binding proteins.
Free T4 may be needed when total T4 conflicts with symptoms or TSH.
Use total T3 for added context
T3 is an active thyroid hormone that influences energy use throughout the body.
Much circulating T3 forms when tissues remove iodine from T4.
This profile measures total T3, including bound and unbound hormone.
Total T3 can clarify some low-TSH patterns when T4 is not clearly raised.
T3 may become high in some people with otherwise subtle hyperthyroid findings.
T3 is less useful for detecting hypothyroidism because it may stay normal longer.
Significant non-thyroid illness can lower T3 without proving thyroid failure.
Interpret total T3 beside TSH, total T4, symptoms and recent illness.
Recognise the total-hormone limitation
Most circulating T4 and T3 travels attached to specific transport proteins.
Only a small unbound fraction is available to enter body tissues.
Total tests combine the bound and unbound fractions into one measurement.
Changes in transport proteins can shift totals without equivalent thyroid dysfunction.
Pregnancy, oral contraception and estrogen therapy can increase binding-protein levels.
Severe illness and selected medicines can also complicate total-hormone interpretation.
A result within range does not resolve every possible binding-protein issue.
The reviewer may add free T4 or other testing when the pattern is discordant.
Separate function from the underlying cause
The three results describe thyroid function but do not automatically identify its cause.
Thyroid antibodies may help investigate autoimmune conditions such as Graves’ or Hashimoto’s disease.
A neck lump or goitre requires examination and may need ultrasound imaging.
Ultrasound shows thyroid structure but is not included in this blood profile.
Pituitary assessment may be needed when TSH and hormone values appear unexpectedly aligned.
This package excludes free T4, free T3 and thyroid antibody measurements.
It also excludes thyroglobulin, calcitonin and thyroid imaging.
Further tests should answer a defined clinical question rather than repeat the same panel.
Support treatment monitoring safely
Thyroid tests can monitor selected people taking levothyroxine or antithyroid medicine.
The appropriate monitoring marker depends on the condition and treatment used.
TSH may take weeks to reflect the full effect of a treatment change.
Testing too soon can misrepresent the eventual response to a new dose.
Dose timing and missed tablets provide essential context for serial results.
Pregnancy, surgery and radioactive iodine can require a tailored monitoring plan.
Do not increase, reduce or stop thyroid medicine from one result alone.
Treatment decisions belong with the clinician who knows the diagnosis and target.
Symptoms And Who Should Test
Situation
Description
People with possible low-thyroid symptoms
Persistent tiredness and unusual cold sensitivity can occur with hypothyroidism.
Constipation, dry skin and thinning hair may also prompt thyroid review.
Unexplained weight gain can occur but is not specific to thyroid disease.
Heavy or irregular periods may accompany an underactive-thyroid pattern.
Low mood, slowed thinking and muscle discomfort have many possible causes.
Symptoms alone cannot diagnose hypothyroidism or determine its severity.
The three-marker pattern helps assess whether thyroid function may contribute.
Persistent symptoms with unremarkable results still deserve broader clinical assessment.
People with possible high-thyroid symptoms
Palpitations, tremor and heat intolerance can occur with hyperthyroidism.
Sweating, nervousness and sleep difficulty may also prompt thyroid testing.
Weight loss despite usual or increased appetite can be an important clue.
Muscle weakness and frequent bowel movements may accompany excess thyroid hormone.
Anxiety, infection and heart-rhythm disorders can cause overlapping symptoms.
TSH, T4 and T3 combinations help distinguish possible thyroid-hormone excess.
Chest pain, fainting or severe breathlessness requires urgent medical assessment.
A routine home-collection profile must never delay emergency evaluation.
People with thyroid or family history
Earlier abnormal thyroid results can justify planned follow-up testing.
A family history increases awareness but does not confirm inherited thyroid disease.
Known goitre, nodules or thyroiditis may lead to a broader assessment.
The blood profile cannot show thyroid size, nodules or inflammation directly.
Previous surgery or radioactive iodine changes the expected monitoring context.
Autoimmune disease may increase the reason to discuss thyroid testing.
Pituitary history matters because TSH may not behave as a standalone marker.
Bring earlier reports so trends can be linked to diagnosis and treatment.
People being monitored during treatment
People using thyroid hormone may need tests at clinician-selected intervals.
People taking antithyroid medicine may require a different combination of markers.
The dose, adherence and last-dose timing should accompany every monitoring result.
Recent dose changes may not yet be fully reflected by TSH.
Missed tablets can make a stable prescription appear ineffective.
Post-surgery or post-radioiodine care may require tests beyond this profile.
Thyroid-cancer follow-up often uses additional markers not included here.
Repeat frequency should follow the treatment plan rather than a fixed online schedule.
People needing tailored interpretation
Pregnancy and the postpartum period require condition-specific thyroid interpretation.
Oral contraception and estrogen therapy can raise total T3 and T4 values.
Severe acute illness can temporarily alter thyroid results without primary thyroid disease.
Guidelines discourage routine testing during acute illness unless thyroid dysfunction is suspected.
Amiodarone, lithium and corticosteroids can affect thyroid physiology or results.
High biotin intake can interfere with some thyroid laboratory methods.
Pituitary or hypothalamic disease can make TSH alone misleading.
Share these circumstances before the reviewer decides whether more testing is needed.
Preparation And Interpretation Notes
Topic
Guidance
Follow the correct collection instructions
Fasting is not required for this three-test thyroid profile.
A trained professional collects venous blood and prepares a serum sample.
Follow stricter instructions when another booked test requires fasting.
Do not prolong fasting in an attempt to improve thyroid results.
Maintain ordinary hydration unless a clinician has advised a fluid restriction.
Tell the collector about fainting, difficult draws or blood-thinning treatment.
Minor discomfort or bruising can follow routine venous blood collection.
Confirm preparation again if the booked package or accompanying tests change.
Record medicines and dose timing
List levothyroxine, liothyronine and every antithyroid medicine before interpretation.
Record the dose and time when the last thyroid tablet was taken.
Follow the prescriber’s test-day instructions rather than general online advice.
Do not skip, delay or double a prescribed dose without approval.
Mention amiodarone, lithium, corticosteroids and estrogen-containing medicines.
Report recent dose changes, missed doses and changes between medicine brands.
Consistent collection timing can make serial results easier to compare.
The reviewer should connect each result to the real treatment routine.
Report biotin and other supplements
Biotin is common in hair, skin, nail and multivitamin products.
High biotin intake can create falsely high or low laboratory results.
The direction and size of interference depend on the laboratory method.
Tell the clinician or laboratory the product name and daily dose.
Follow their specific pause instruction before the sample is collected.
Do not stop medically prescribed high-dose biotin without clinical advice.
List iodine, kelp and non-prescribed thyroid-support supplements as well.
Unexpected results should prompt interference review before treatment is changed.
Flag pregnancy and binding-protein changes
Tell the reviewer if you are pregnant, postpartum or planning pregnancy.
Pregnancy changes thyroid physiology and the interpretation of TSH.
Estrogen can increase transport proteins and raise total T3 and total T4.
This effect matters because the package measures total hormone concentrations.
General adult intervals may not suit every stage of pregnancy.
Oral contraception and hormone therapy can produce similar binding-protein changes.
A clinician may prefer TSH with free T4 in selected situations.
Use an obstetric or endocrine plan when pregnancy-related thyroid disease is known.
Review the pattern and next steps
Use the units and reference intervals printed on the current report.
Laboratory methods can produce different numeric values and reference intervals.
Read all three markers together rather than choosing the most reassuring value.
Compare earlier reports with dates, doses, symptoms and pregnancy status.
A flagged result is an interpretation prompt, not a diagnosis by itself.
Discordant results may require repeat testing, free hormones or interference checks.
Antibodies or imaging may be added when the clinical question concerns cause.
Seek review sooner when symptoms worsen instead of repeatedly self-ordering tests.
Frequently Asked Questions
What does this thyroid profile include?
It includes ultrasensitive TSH, total T4 and total T3 measured from a serum sample.
Is fasting required for this package?
No; fasting is not required unless another test booked with it has stricter instructions.
Are T3 and T4 measured as total or free hormones?
This package measures total T3 and total T4, which include bound and unbound hormone.
Can biotin affect thyroid-test results?
Yes; high-dose biotin can interfere with some assays, so report supplements before testing.
Should I stop thyroid medicine before collection?
Do not stop or change thyroid medicine unless your prescriber gives specific instructions.
Can this panel identify the cause of thyroid disease?
No; antibodies, free hormones, imaging or other tests may be needed to identify the cause.
Can I book home collection for this thyroid profile?
Home collection is available where the entered address is serviceable.
Does pregnancy change interpretation?
Yes; pregnancy and binding-protein changes require pregnancy-specific clinical interpretation.
Does a normal result rule out every thyroid problem?
No; symptoms, pituitary conditions, medicines and assay limitations may require further review.
When should the thyroid profile be repeated?
Repeat timing depends on symptoms, treatment changes, pregnancy and the clinician’s monitoring plan.
Is this test suitable for an emergency?
No; severe palpitations, chest pain, fainting or breathing difficulty need urgent medical care.
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