TSH Test: Price, Normal Range, Preparation & Results

What Is a Thyroid Stimulating Hormone Test?

The TSH test (also called the thyrotropin test) is a blood test that measures thyroid-stimulating hormone (TSH) levels to assess thyroid function. It helps diagnose and monitor thyroid disorders like hypothyroidism (underactive thyroid) and hyperthyroidism (overactive thyroid) and evaluates thyroid function.

TSH is produced by the pituitary gland and regulates the production of hormones T4 and T3 by the thyroid gland. These hormones control key body functions such as heart rate, energy use, digestion, and brain development. In hypothyroidism, the thyroid produces too little T4 and T3, leading to symptoms like fatigue, weight gain, and depression. In hyperthyroidism, the thyroid produces too much T4 and T3, causing symptoms such as weight loss, rapid heartbeat, and anxiety.

The TSH blood test is typically the first test for evaluating thyroid function and symptoms of hyper- or hypothyroidism. It is often measured with a Free T4 test, and additional tests like Free T3 test and Thyroid Antibodies test may be requested, especially if autoimmune thyroid disease is suspected. The TSH test is crucial for diagnosing thyroid disorders and monitoring treatment effectiveness.

TSH Test Price

The TSH test is cost-effective and easy to schedule. With Orange Health Labs, you can conveniently have your blood sample collected from home, ensuring a hassle-free testing experience. However, the TSH test price may differ depending on your location and the diagnostic centre you choose. The Thyroid Stimulating Hormone test prices across various cities are as follows:

TSH Test Cost Across India

S.No	Test In City	Price
1	Thyroid Stimulating Hormone (TSH) Test in Bangalore	₹ 350
2	Thyroid Stimulating Hormone (TSH) Test in Gurgaon	₹ 350
3	Thyroid Stimulating Hormone (TSH) Test in Delhi	₹ 350
4	Thyroid Stimulating Hormone (TSH) Test in Hyderabad	₹ 320
5	Thyroid Stimulating Hormone (TSH) Test in Mumbai	₹ 350
6	Thyroid Stimulating Hormone (TSH) Test in Noida	₹ 350

Preparation for the Thyroid Stimulating Hormone Test

Preparing for a TSH test is easy with these simple steps:

No fasting is required. You can take the TSH test at any time of day.
Inform your doctor if you are taking any medications or supplements, such as medicines for thyroid disorders, birth control pills, steroid hormones, anticonvulsants, anti-inflammatory drugs, lithium, amiodarone, and any supplements with iodine or biotin, as they can affect TSH levels.

Thyroid Stimulating Hormone Test Procedure

The Thyroid Stimulating Hormone test is a simple blood test that requires a blood sample taken from a vein. Once you book your test with Orange Health Labs, a skilled eMedic will come to your preferred location for the sample collection. The procedure steps are as follows:

Preparation: The eMedic will go over the procedure and address any questions you might have.
Site Selection: A vein in your arm will be identified for the blood draw, and the area will be cleaned and sterilised.
Needle Insertion: A needle will be gently inserted into the vein to collect a blood sample. You may experience a mild pinch.
Blood Collection: A small amount of blood will be drawn into a vial for testing.
Needle Removal: Once the sample is collected, the needle will be removed, and pressure will be applied to the puncture site with a gauze pad to stop any bleeding.
Bandaging: A bandage will be placed over the puncture site to protect it and ensure healing.

Results are usually available within a few hours to one day.

Why Take the Thyroid Stimulating Hormone Test?

The TSH test is essential for the diagnosis of thyroid disorders, assessment of pituitary gland function and treatment management of thyroid conditions, as follows:

Diagnoses thyroid disorders: The TSH test helps identify thyroid problems, such as hypothyroidism or hyperthyroidism. Abnormal TSH levels indicate that the thyroid may not be functioning properly, which can lead to symptoms like fatigue, weight changes, or mood disturbances.
Monitors thyroid treatments: If you are already being treated for a thyroid condition, the TSH test helps assess how well your treatment works and whether the condition is being managed effectively.
Assesses pituitary gland function: Since the pituitary gland produces TSH to regulate thyroid hormone production, this test can also provide insights into how well the pituitary gland function. An abnormal TSH level could indicate issues with the pituitary gland itself.

Who Should Take the Thyroid Stimulating Hormone Test?

The TSH test is important for individuals at risk of thyroid dysfunction or experiencing symptoms related to thyroid health. Individuals who should consider taking the test include:

People who have symptoms of hyperthyroidism or hypothyroidism, such as weight changes, fatigue, hair loss, mood swings, or heart rate changes.
Individuals with a family history of thyroid problems.
Pregnant women (as thyroid health is crucial for both mother and baby).
Individuals who are feeling unwell after childbirth and individuals planning a pregnancy or in the initial months of pregnancy, particularly if they have a family or personal history of thyroid disorders, postpartum thyroiditis, or type diabetes.
People with autoimmune conditions like Hashimoto's thyroiditis or Graves' disease.

You should also get a blood test annually or more frequently if your doctor advises, especially if:

You have a diagnosed thyroid disorder or have had previous treatment for hyperthyroidism (such as radioactive iodine, thyroid surgery, or medication).
You have received radiation to the head and neck following surgery for head and neck cancer.
You are starting treatment with amiodarone, lithium, or alemtuzumab, during treatment and up to months after treatment with these medicines.
You have conditions like Down’s syndrome, Turner syndrome, Addison’s disease, or other autoimmune diseases.

Signs That Indicate the Need for a Thyroid Stimulating Hormone Test

Commonly observed signs and symptoms that indicate the need for a TSH test include the following:

Symptoms of Hyperthyroidism (overactive thyroid): These can include unexplained weight loss, rapid or irregular heartbeat, nervousness, trouble sleeping, fatigue, shaky hands, increased sweating, frequent bowel movements, and neck swelling (goitre). In older adults, symptoms may also include loss of appetite or social withdrawal.
Symptoms of Hypothyroidism (underactive thyroid): These may include fatigue, weight gain, sensitivity to cold, joint and muscle pain, dry skin and thinning hair, heavy or irregular periods, fertility issues, depression, and constipation.

Thyroid Stimulating Hormone Test Results and Interpretation

Average TSH levels may vary depending on factors like pregnancy and health status. Here is how you can interpret the results of the TSH test:

Test Parameter	Biological Reference Range	Interpretation
Serum Thyroid Stimulating Hormone (TSH)	Adults (men and non-pregnant women): 0.4 - 4.0 mIU/L Pregnant women: First trimester: 0.18 – 2.99 (uIU/mL). Second trimester: 0.11 – 3.98 uIU/mL. Third trimester: 0.48 – 4.71 uIU/mL.	High TSH levels suggest an underactive thyroid (hypothyroidism), where the thyroid is not producing enough hormones, leading the pituitary to produce more TSH. Low TSH levels suggest an overactive thyroid (hyperthyroidism), where excessive thyroid hormones lead to a decrease in TSH production by the pituitary gland. Pregnancy: TSH levels fluctuate during pregnancy, making it essential to monitor thyroid health during pregnancy to ensure the proper development of the baby.

FAQs on TSH Test

TSH Test Cost in Bangalore: ₹ 350
TSH Test Price in Delhi: ₹ 350
TSH Test Cost in Gurgaon: ₹ 350
TSH Test Price in Hyderabad: ₹ 320
TSH Test Cost in Mumbai: ₹ 350
TSH Test Price in Noida: ₹ 350

A TSH test is a blood test that measures the level of thyroid stimulating hormone (TSH) in the blood, which helps to evaluate how well the thyroid functions. TSH is produced by the pituitary gland and signals the thyroid to produce hormones that regulate metabolism.

No, fasting is not required for the T3, T4, or TSH tests. You can eat and drink normally before these tests. However, it is important to inform your doctor if you are taking any medications or supplements, as some may affect the results.

TSH (thyroid stimulating hormone) is a hormone produced by the pituitary gland in the brain. In a thyroid test, the TSH level is measured to assess how well your thyroid functions. TSH stimulates the thyroid gland to produce thyroid hormones (T3 and T4) that regulate metabolism, energy levels, and many other body functions. Abnormal TSH levels can indicate thyroid disorders such as hypothyroidism (underactive thyroid) or hyperthyroidism (overactive thyroid).

The TSH test for males measures the level of thyroid stimulating hormone (TSH) in the blood to evaluate how well the thyroid gland functions. Thyroid hormones are key in regulating metabolism, energy levels, and other bodily functions. Abnormal TSH levels in men can indicate thyroid disorders such as hypothyroidism (underactive thyroid) or hyperthyroidism (overactive thyroid). The test helps diagnose these conditions, monitor treatments, and ensure proper thyroid function.

What Does the Thyroid Stimulating Hormone Test Measure?

The TSH test measures the amount of TSH in the blood and is an essential tool for evaluating thyroid health. TSH regulates the production of thyroid hormones (T3 and T4) by the thyroid gland.

The TSH test is often combined with T3 and T4 tests to provide a complete picture of thyroid function and to diagnose thyroid disorders more accurately.

Thyroid Stimulating Hormone Test Normal Range

Normal TSH levels suggest that the thyroid and pituitary gland may be functioning normally.

The normal range for Thyroid Stimulating Hormone (TSH) levels in non-pregnant adults is typically between . and . mIU/L. However, it can vary depending on factors such as age, health conditions, and medications.

Normal TSH levels fluctuate during pregnancy to meet the increased demands for thyroid hormones to support the developing baby. The normal range in each trimester is as below:

First trimester : 0.18 – 2.99 (uIU/mL).
Second trimester : 0.11 – 3.98 uIU/mL.
Third trimester : 0.48 – 4.71 uIU/mL.

Variations in TSH levels during pregnancy highlight the importance of monitoring thyroid function, particularly during pregnancy, to ensure proper foetal development and maternal health.

Factors That Affect Your Thyroid Stimulating Hormone Test Results

Several typical factors like the time of the day and food intake can influence TSH blood test results, leading to variations in TSH levels. Other factors that affect TSH levels include:

Medications:

Birth control pills (particularly those containing oestrogen), steroid hormones, anticonvulsants, anti-inflammatory drugs, lithium (used to treat mental disorders), and amiodarone (used to treat heart irregularities) may affect TSH levels.

Supplements, particularly those containing iodine or biotin, may affect TSH readings.

Diet:

Soy-based foods may interfere with thyroid hormone production and increase TSH levels, especially in individuals with thyroid issues.
Olive oil may slightly inhibit thyroid hormone production but does not significantly affect overall thyroid function.
The excessive consumption of iodine-rich foods such as seaweed may temporarily elevate TSH levels.
Millet and cassava can reduce iodine uptake and contribute to changes in TSH test results.
Processed foods can disrupt thyroid hormone levels, often increasing TSH.

Stress

Physical and emotional stress can lead to a temporary increase in TSH levels, as stress affects the endocrine system.

Chronic Illnesses

Chronic conditions like kidney disease, liver disease, and pituitary gland disorders can influence TSH levels.
Hypothyroidism typically causes high TSH levels, while hyperthyroidism may lead to low TSH levels.

When to Seek Medical Advice Based on Thyroid Stimulating Hormone Test Results

If your TSH levels are abnormal, it may indicate a thyroid condition like hypothyroidism or hyperthyroidism, which may require further evaluation or treatment. Persistent symptoms such as fatigue, unexplained weight changes, mood swings, or irregular heartbeat that do not improve should be discussed with a doctor, as they could be signs of thyroid dysfunction. Those with a family history of thyroid issues or other risk factors should regularly monitor their TSH levels to identify any problems early. Pregnant women should also seek medical advice if they experience thyroid-related symptoms, as maintaining proper thyroid function is crucial for both maternal and foetal health. Abnormal TSH levels often require additional tests, like T3 and T4, and may require treatment to restore thyroid balance.

Key Benefits of the Thyroid Stimulating Hormone Test

The TSH test provides valuable insights into your thyroid health and offers several benefits for diagnosis, treatment, and ongoing monitoring. These include:

Detects thyroid disorders early: The TSH test helps identify thyroid imbalances early, enabling prompt diagnosis and treatment of conditions such as hypothyroidism or hyperthyroidism.
Helps manage thyroid medications: For individuals already diagnosed with thyroid conditions, the TSH test plays a key role in monitoring thyroid hormone levels, allowing for proper management and adjustments in medication dosage.
Monitors thyroid health during pregnancy: Regular TSH testing during pregnancy ensures proper thyroid function through timely treatment, which is crucial for the health of both the mother and the baby.
Evaluates pituitary gland function: Since the pituitary gland regulates thyroid hormone production, the TSH test can also provide insights into pituitary function and identify potential issues with this gland.
Guides treatment decisions: The results of a TSH test can help doctors determine whether thyroid hormone replacement therapy, medication, or lifestyle changes are needed to maintain a balanced thyroid function.
Assesses recovery from thyroid surgery or treatment: For patients who have undergone thyroid surgery or radioactive iodine treatment, the TSH test is essential in monitoring recovery and ensuring that thyroid function is restored.

Common Conditions Diagnosed by the Thyroid Stimulating Hormone Test

The TSH test is essential in diagnosing various thyroid-related conditions, including:

Hypothyroidism: A condition where the thyroid is underactive and does not produce enough thyroid hormones, leading to symptoms like fatigue, weight gain, and depression.
Hyperthyroidism: A condition where the thyroid is overactive and produces too much thyroid hormone, causing symptoms like weight loss, rapid heartbeat, and anxiety.
Hashimoto’ s Disease: An autoimmune disorder where the immune system attacks the thyroid, often leading to hypothyroidism over time.
Graves’ Disease: An autoimmune disorder that causes hyperthyroidism, leading to symptoms such as bulging eyes, weight loss, and increased heart rate.

Risk Factors for Abnormal Thyroid Stimulating Hormone Levels

Several factors can increase the likelihood of a person developing thyroid disorders, including:

Family history: A family history of thyroid disease can increase the risk of thyroid problems, as genetic factors play a role in thyroid health.
Autoimmune conditions: People with autoimmune diseases, such as rheumatoid arthritis or vitiligo are at a higher risk of developing thyroid disorders like Hashimoto's disease or Graves' disease.
Iodine imbalance: Both iodine deficiency and excessive iodine intake can lead to thyroid dysfunction, as iodine is essential for thyroid hormone production.
Gender and age: Women, particularly those over the age of years, are more likely to develop thyroid conditions, with hypothyroidism being more common in women.
Pregnancy: Hormonal changes during pregnancy can affect thyroid function, increasing the risk of thyroid problems for both the mother and the baby.

Complications of Untreated Abnormal Thyroid Stimulating Hormone Levels

If thyroid imbalances such as hypothyroidism or hyperthyroidism are left untreated, they can lead to serious complications, including:

Heart issues: Untreated hypothyroidism can lead to an increased risk of heart disease, including high cholesterol, high blood pressure, and an enlarged heart. Hyperthyroidism may cause rapid heart rate, arrhythmias, and increased risk of heart failure.
Infertility: Both hypothyroidism and hyperthyroidism can interfere with ovulation and menstrual cycles, making it difficult for individuals to conceive. Thyroid imbalances can also increase the risk of pregnancy complications.
Severe metabolic problems: Thyroid imbalances can disrupt your metabolism, leading to weight gain or loss, fatigue, and muscle weakness. Severe hypothyroidism can lead to myxoedema coma, a life-threatening condition, while untreated hyperthyroidism can cause a thyroid storm, which is also a medical emergency.
Mental health issues: Untreated thyroid disorders can lead to mood swings, depression, and cognitive impairment, affecting overall mental well-being.
Bone health: Long-term hyperthyroidism can lead to weakened bones (osteoporosis), increasing the risk of fractures.

How to Maintain Healthy Thyroid Stimulating Hormone Levels

Maintaining healthy thyroid levels is essential for overall well-being. Here are some key steps to support thyroid health:

Balanced diet: Ensure your diet includes adequate amounts of iodine, selenium, and zinc, which are important for thyroid function. Foods like fish, dairy, nuts, and whole grains can support thyroid health. Avoid the excessive consumption of goitrogens (found in some cruciferous vegetables like broccoli and cabbage) if you have thyroid issues.
Regular check-ups: Schedule routine check-ups with your doctor, especially if you have risk factors for thyroid disorders. Regular blood tests, including TSH, T3, and T4, can help detect imbalances early and guide treatment.
Managing stress: Chronic stress can impact thyroid function. Practice stress management techniques such as mindfulness, yoga, deep breathing, or physical exercise to reduce the effects of stress on your body.
Adequate sleep: Ensure you get enough quality sleep to help regulate hormones, including those related to thyroid function.
Exercise: Regular physical activity can support a healthy metabolism and reduce the risk of thyroid-related problems.

Other Similar Tests That Can Diagnose the Same

T4 (Total and Free): Measures thyroid hormone levels in the blood, indicating thyroid function.
T3 (Total and Free): Helps assess how well the thyroid is producing and converting hormones.
Thyroglobulin: A protein that aids in making and storing thyroid hormones, useful for monitoring certain thyroid conditions.
TSH Receptor-Stimulator Antibodies: Primarily used to diagnose Graves' disease, an autoimmune disorder affecting the thyroid.
Thyroid Peroxidase Antibodies (TPO) and Antithyroglobulin Antibodies: Helps diagnose Hashimoto's thyroiditis, an autoimmune disorder that can cause hypothyroidism.

Difference Between the Thyroid Stimulating Hormone Test and Other Similar Tests

Free T4 Test vs . TSH Test: The Free T4 test directly measures thyroid hormone levels, while the TSH test measures the pituitary gland’s response to thyroid function
Free T3 Test vs . TSH Test: The Free T3 test measures the active thyroid hormone, T3, while the TSH test measures Thyroid Stimulating Hormone levels to assess overall thyroid activity.
Thyroglobulin test vs . TSH test: The Thyroglobulin test measures thyroglobulin, which is a protein produced by the thyroid, often used to monitor thyroid cancer patients. The TSH test evaluates the pituitary’s regulation of thyroid hormone production.
TSH Receptor-Stimulator Antibodies vs. TSH test: TSH Receptor-Stimulator Antibodies help diagnose Graves' disease (an autoimmune disorder causing hyperthyroidism), while the TSH test measures the pituitary’s response to thyroid hormone levels.
Thyroid Peroxidase Antibodies and Antithyroglobulin Antibodies vs . TSH test: These antibody tests are used to diagnose Hashimoto’s thyroiditis (an autoimmune disorder causing hypothyroidism), while the TSH test measures thyroid function and pituitary regulation of hormone production.

Testing During Special Conditions

Testing thyroid function under special conditions can provide important insights into overall health. Certain factors may affect TSH levels, and it is important to consider these when interpreting the test results.

Pregnancy: TSH levels fluctuate during pregnancy, requiring regular monitoring for both maternal and foetal health. Consider testing with the TSH test if you're feeling unwell after pregnancy, planning pregnancy, or have had past treatments for thyroid disorders (e.g., surgery or radioactive iodine).
Autoimmune disorders: Conditions like vitiligo and rheumatoid arthritis, may increase the risk of thyroid imbalances, making TSH testing essential.
Medications: Medications such as thyroid hormone replacement medicines, corticosteroids, and birth control can impact TSH levels.
Stress: Physical and emotional stress can temporarily affect TSH levels, influencing thyroid function.
Chronic illnesses: Conditions like kidney disease or liver disease can alter TSH levels, requiring careful interpretation.
Symptoms of thyroid imbalances: Look out for signs of an over- or underactive thyroid, such as neck swelling, irregular heart rate, high cholesterol, osteoporosis, and fertility issues (e.g. irregular menstrual cycles or low libido).
Other testing considerations: Testing is important if you have had radiation treatments to the head/neck, are starting treatments like amiodarone, lithium, or alemtuzumab, or have genetic conditions like Down's syndrome, Turner syndrome, or an autoimmune condition like Addison’s disease.

TSH Test Overview

Test Name	Thyroid Stimulating Hormone (TSH) Test
Price	The TSH test price is ₹350.
Also Known As	Thyrotropin Test or Thyroid Stimulating Hormone Test
Purpose	To measure level of TSH in blood
Pre-test Information	Fasting is not required for a TSH test.
Report Delivery	Get reports within 6 hours.
Frequency	As prescribed by your doctor.
Home Testing	Yes, home blood sample collection in 60 minutes from booking.
Sample Required	A blood sample is required for a TSH test.