Thyroid Function Test in Padi, Chennai, Tamil Nadu

Blood tests measuring TSH, T3, and T4 levels to diagnose hypothyroidism, hyperthyroidism, and thyroid disorders.

What is Thyroid Function Test?

Blood tests measuring TSH, T3, and T4 levels to diagnose hypothyroidism, hyperthyroidism, and thyroid disorders.

Duration

5 min

Recovery

Immediate; results in 24 hours

Cost in Padi, Chennai, Tamil Nadu

₹400 – ₹1,200

Anesthesia

None

Success Rate

99%

Care Type

Outpatient

Why Thyroid Function Test Is Needed

Ordered to diagnose thyroid disorders such as hypothyroidism (underactive thyroid) or hyperthyroidism (overactive thyroid), monitor treatment for known thyroid conditions, or investigate symptoms that could be linked to abnormal thyroid hormone levels. It's also commonly checked during pregnancy and as part of routine health screening.

Signs You May Need Thyroid Function Test

Symptoms suggesting an underactive thyroid include fatigue, weight gain, cold intolerance, dry skin, and hair thinning, while an overactive thyroid may cause weight loss, rapid heartbeat, heat intolerance, anxiety, and tremors. Unexplained mood changes, irregular menstrual cycles, or a visible swelling in the neck can also prompt thyroid testing.

Types of Thyroid Function Test

The core panel typically includes TSH (thyroid stimulating hormone), Free T3, and Free T4, while additional tests like thyroid antibodies (anti-TPO) help diagnose autoimmune conditions such as Hashimoto's or Graves' disease. A basic screening TSH-only test is sometimes used first, with the full panel added if results are abnormal.

Hospitals offering Thyroid Function Test (0)

No hospitals listed yet for this procedure in Padi, Chennai, Tamil Nadu — check back soon or browse all hospitals.

Specialists offering Thyroid Function Test (0)

No specialists listed yet for this procedure in Padi, Chennai, Tamil Nadu.

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Frequently Asked Questions

Do I need to fast before a thyroid function test?

Fasting is generally not required for thyroid tests, though your doctor may advise it if other blood tests are being done at the same time.

How soon will I get my thyroid test results?

Results are typically available within 24 hours from most diagnostic labs, allowing your doctor to discuss findings and any needed treatment promptly.

What does an abnormal TSH level mean?

A high TSH usually indicates an underactive thyroid, while a low TSH often points to an overactive thyroid, but the full picture requires looking at T3 and T4 levels together with your symptoms and history.

Can medications affect thyroid test results?

Yes, certain medications including biotin supplements, steroids, and some heart or psychiatric medications can affect results, so inform your doctor of everything you're taking before the test.

How often should thyroid function be tested if I have a known thyroid condition?

This varies by individual, but generally every 6-12 months once stable on treatment, or more frequently if doses are being adjusted; your endocrinologist will set the right schedule for you.

Learn more about Thyroid Function Test (preparation, recovery, FAQs)

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