TSH (ULTRA SENSITIVE)

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Additional information
DepartmentIMMUNOLOGY
Speciality NameTSH (ULTRA SENSITIVE)
Test typePathology
Report24 Hours
Also known asTSH test, Ultra sensitive TSH
AvailabilityAll centre

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Preparation

Sample to be given at the same time of the day in follow-up cases.

Overview

Thyroid hormones influence many biological processes, including metabolic activity, energy generation, heartbeat, body temperature, and the digestive system. There are several symptoms that may be visible due to either overproduction or underproduction of thyroid hormones.

TSH test is a simple blood test that is recommended in order to find out if there really is any reason to concern the patient. This comprehensive blood examination helps determine if there's anything amiss with your thyroid and will provide critical insight into whether additional thyroid testing might be needed moving forward.

We at City Imaging perform all our tests, including the TSH test cost in India, using reliable laboratory methods to help doctors understand your thyroid health and guide you towards the right medical care that you need. The price range of the TSH test is between INR 200 to INR 500.

What Is a TSH Test?

Thyroid-Stimulating Hormone (TSH) test measures the amount of TSH in your blood. The TSH is produced by the pituitary gland that lies at the base of our brain. Even though the pituitary gland creates TSH, its main role is to interact with the thyroid gland. So you can think about TSH as being the messenger from the brain to the thyroid.

When our body requires more thyroid hormone, the pituitary increases the release of TSH, which encourages the thyroid to make thyroid hormones. But if we have an adequate level of thyroid hormone then our TSH usually drops off. This means that the results of your TSH Test can give you some very valuable information on how well your thyroid is working.

Your doctor might ask you for a TSH Test if he suspects you have an underactive or overactive thyroid or wants to keep tabs on you if you are undergoing thyroid treatment.

Why is the TSH Test done?

TSH Test is mostly performed initially to evaluate the functioning of the thyroid. Your Doctor might suggest this Test on finding some symptoms which can point towards Thyroid disorders.

Common reasons for having a TSH Test include:

  • Checking for hypothyroidism or an underactive thyroid
  • Checking for hyperthyroidism or an overactive thyroid
  • Investigating unexplained tiredness or weakness
  • Evaluating unexplained weight gain or weight loss
  • Investigating changes in heart rate
  • Assessing menstrual irregularities
  • Evaluating fertility-related concerns
  • Monitoring thyroid treatment
  • Monitoring thyroid function during pregnancy when clinically indicated
  • Following up on a previously diagnosed thyroid disorder
  • Evaluating symptoms such as increased sensitivity to cold or heat

What does TSH tell you about your Thyroid?

The TSH result will also take into account how your levels of thyroid hormones are, specifically free T4 (thyroxine), and occasionally T3 (triiodothyronine).

A higher than expected value can mean that you have an under-active thyroid gland – known as hypothyroidism. Whereas lower than expected values often suggest an over-active thyroid condition called hyperthyroidism.

But don’t worry about what your numbers say individually. You need to consider various things when interpreting these, including your age, symptoms, medicines taken, whether pregnant, medical history and more thyroid tests.

This means that just because your TSH levels are abnormal doesn’t necessarily mean you have a thyroid condition.

What is the TSH Test normal range?

TSH reference ranges differ slightly between laboratories depending on the method of testing and population groups studied.

A common adult reference range is 0.4 – 4.0 mIU/L; however, you need to consider what reference range has been reported by your laboratory for interpretation of results. Please refer to your laboratory report.

S. No.TSH ResultPossible Interpretation
1Lower than the laboratory reference rangeMay be associated with an overactive thyroid or other conditions
2Within the reference rangeGenerally consistent with normal thyroid regulation
3Higher than the laboratory reference rangeMay be associated with an underactive thyroid

 

What does high TSH mean?

Your healthcare provider will likely look at your TSH test results along with other tests when diagnosing you. But a high TSH usually means your thyroid isn’t making enough thyroid hormone, which can be related to hypothyroidism.

Symptoms that may occur with hypothyroidism include:

  • Persistent tiredness
  • Weight gain
  • Feeling unusually cold
  • Dry skin
  • Constipation
  • Hair changes
  • Difficulty concentrating
  • Low mood
  • Muscle weakness
  • Menstrual changes

What does low TSH mean?

A low TSH level may indicate that the thyroid is producing too much thyroid hormone. This is commonly associated with hyperthyroidism.

Possible symptoms include:

  • Unexplained weight loss
  • Increased sweating
  • Feeling unusually warm
  • Fast or irregular heartbeat
  • Nervousness or anxiety
  • Shaking or tremors
  • Difficulty sleeping
  • Increased bowel movements
  • Muscle weakness

What is the TSH Test procedure?

The TSH test involves taking a blood test, which normally only lasts a few minutes. A trained healthcare professional will clean your skin – typically near a vein in your arm – before using a sterile needle to draw a small blood sample into a collection tube. They’ll remove the needle after collecting your sample, covering over the area afterwards. You might feel a slight prick or mild discomfort as your blood is taken but serious complications are uncommon. The collected sample will be sent to the laboratory for analysis.

Is fasting required for a TSH Test?

In most instances, however, there’s no need to fast before having a TSH Test by itself. This means that you don’t necessarily have to skip meals if this is all you’re getting tested for unless your doctor or lab specifically asks you to fast because they’ll also be performing other blood tests when doing your TSH Test. Also remember: If you’re currently on thyroid meds, talk to your doc or lab first before changing your dose. It might seem fine to adjust things yourself, but let’s avoid messing up your levels even further. Make sure you tell them everything about what medications you’ve been taking (especially thyroid meds or anything with Biotin) as several of these kinds of supplements can mess up certain thyroid labs.

Why is the TSH Test done during pregnancy?

During pregnancy, thyroid function is especially important as thyroid hormone plays an essential role in normal maternal health and fetal development.

Levels of TSH can fluctuate during pregnancy. Pregnancy-specific reference ranges might also be used. Your doctor may suggest you have your TSH tested if you’re experiencing any symptoms, if you have a medical history that puts you at greater risk, if there’s reason to think you have a thyroid condition, or if they want to monitor how well you’re responding to treatment.

Speak with your doctor about what your test results mean instead of trying to compare them to the general reference ranges provided for adults on online resources.

Which Other Thyroid tests are done with TSH Test?

Although TSH is an important thyroid test, it may sometimes be performed together with other tests.

Depending on your symptoms and medical history, your doctor may recommend:

  • Free T4
  • Free T3
  • Total T3 or Total T4
  • Anti-TPO antibodies
  • Thyroglobulin antibodies
  • Other thyroid-related investigations when required

Which TSH test centre is near me?

Delhi-based City Imaging has state-of-the-art medical equipment that enables precise testing. Here, well-trained employees compassionately and carefully respond to your enquiries. All of the tests that City Imaging offers are reasonably priced, and low-income people can take advantage of special price breaks.

How to book a TSH test online at City Imaging?

A patient can schedule their TSH test on City Imaging's website or by calling them for assistance in making an appointment. The technician also visits your house to collect samples by booking a home collection on the website. Also, reports are transferred to patients in soft copy, so visiting lab centres is not necessary.

What is the price of a TSH test in Delhi?

The TSH test can be performed in Delhi at a price that ranges from INR 200 to INR 500. The price may vary slightly depending on the machine used, location and type of test.

 

Frequently Asked Questions (FAQs)

 

Is fasting required for a TSH Test?

Usually, fasting is not required for a TSH Test alone. However, follow your doctor's or laboratory's instructions if you are having additional tests that require fasting.

What is another name for TSH Testing?

It can be referred to as TSH (Ultra Sensitive), Ultra Sensitive TSH Testing.

What do high TSH levels indicate?

An increased level of TSH may suggest an underperforming thyroid gland, which may indicate hypothyroidism. However, the results must be taken against the reference range from the lab and the other clinical findings.

What is low TSH associated with?

The decreased levels of TSH can suggest an overactive thyroid which may suggest hyperthyroidism. More tests may help reveal the root cause.

How is the TSH Testing conducted?

Blood for TSH testing is taken from an arm through a vein. This process will take only a few minutes.

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