Free Thyroxine (FT4)
This test forms a part of the thyroid panel, and measures the levels of free thyroxine (T4) hormone in the blood.
- No prior requirement
Time taken for report
More information about test
Why is this test done
What does it measure
What to expect during the test
We offer both home collection and the option to visit us at our centres.
Once your sample is collected, it is sent to our laboratories to run the tests.
With your sample delivered, we run the test on our machines and analyse it.
With the analyses done, we prepare a report that describes in detail the result.
Why Lotus Diagnostic Centre
Imaging, testing and doctor consultations – all under one roof
Same day online reporting for routine tests
Customized support by our team of professionals
NABL accreditation (scope applicable) and top of the line technology
From our happy customers
Been coming here for years and have never had a bad experience. The nurses and doctors
here are really friendly and very understanding which is good when you’re all tensed about
I had come to Lotus indiranagar for routine checkups and for scanning, the place was very neat and clean. The scan doctor was good and explained my reports very clearly. All the staffs was also very polite and helpful for my needs. It was pleasure to come to lotus.Thank you to all.
Found the staff to be very knowledgeable and helpful. The doctor who scanned my wife
was very competent and kind
I was anxious about going to a scan center for my early pregnancy scan. But, at lotus Indira nagar, the staffs, the protocols followed for COVID made me feel safe and relaxed. Grateful.
We had been to Lotus diagnostic center at Indira Nagar for a family health checkup. The staffs patiently explained the best plan for us. Overall, it was worth the money spent. I would recommend Lotus to my friends!
All the simple test procedures, right from assessment of health history to the actual physical exam and blood tests, every step was done with precision and quality. Thanks to the Indira Nagar team for giving my medical reports at the earliest!
We are here to help
We accept all major payment methods – cash, debit and credit card, UPI, GPay, PayTM, PhonePe etc.
We do not promise parking facilities to our patients, it is based on spot availability. Please plan accordingly.
Yes, our support staff is happy to help you with wheelchairs or any other assistance you require at the center.
We have a pharmacy in our Indiranagar center. Our koramangala center has several pharmacies in the vicinity, our support staff will be happy to assist you with directions.
If you face any difficulty in downloading the report please email us with the registration number mentioned on the left hand side of your bill (L******) at email@example.com. We will email you the report.
Please call us at 9099390993 or email us at firstname.lastname@example.org. We will be happy to assist you.
We allow same-day bookings up to 3 hours in advance. Bookings for the next day are allowed until 7PM the previous day. In case you have an urgent requirement, please get in touch with us at 9099390993 and we will try to accommodate. Alternatively, you can email us at email@example.com.
If your pincode is not getting accepted it is most likely because we do not collect samples in your area. Please give us a call at 9099390993 and we will do our best to accommodate your request. Alternatively, you can email us at firstname.lastname@example.org.
Home collection and safety charges may be applied on your booking, depending on your location.
Cancellations made prior to 48 hours of time of home collection will receive a full refund. If cancellations are made less than 48 hours before time of home collection visit, no refund will be provided. Please call 9099390993 to edit your booking. Alternatively, you can email us at email@example.com.
Please call 9099390993 as soon as possible to modify your booking. Alternatively, you can email us at firstname.lastname@example.org. We can accommodate all changes up to 3 hours prior to the collection time.
Please book separately for each individual that requires sample collection, along with the tests they require. Alternatively, you can call 9099390993 and our reception will make the required updates. Alternatively, you can email us at email@example.com.
Please call 9099390993 and our reception will make the required updates. Alternatively, you can email us at firstname.lastname@example.org.
Our website provides details of our doctors and their usual timings. You are encouraged to confirm the timings with our reception, as there might be unforeseen changes due to the doctor’s timetable. Once you come to our center, you will be assigned a token which will determine the order in which you will see the doctor.
We do not provide appointments. You will be assigned a token once you visit our center, which will determine the order in which you see the doctor.
Our doctor panel has experts across 25+ specialties, including - general medicine, gynecology, pediatrics, orthopedics, neurology, dermatology, fetal medicine, pulmonology, diabetology, nephrology, urology, infertility, andrology, cardiology, ophthalmology, ENT, oncology, psychiatry, geriatrics and proctology.
The consultation fee depends on the doctor you are visiting. Our reception will provide you the details at the time of confirmation of booking.
In case you are unsure of the kind of help you require, our support staff will be happy to assist you. They will recommend a doctor based on your condition.
For X-rays, you can walk in to any of our centers and avail the service on spot. It generally takes 20-30 minutes to complete an X-ray process.
We work on a first-come-first-serve basis for our ultrasounds. Our reception will inform you of the time at which the radiologists are available. You are encouraged to walk in and collect a token accordingly.
As per the PCPNDT act and Government regulations, it is prohibited to take pictures and videos of the fetus.
Yes, you need to fill up a consent form for all scans.
If you are pregnant you also need to fill up Form F, which is a mandatory requirement by the government of India every time you come for a scan
It is not advisable to undergo an X-ray if you are pregnant or have missed your period. We recommend that you consult your doctor before doing an X-ray.
Ultrasounds use sound waves instead of radiation on the patient. They are considered to be safe for pregnant women. We still recommend that you consult your doctor regarding the scan you require.
Scanning is non-invasive and mostly painless. In some specific scans such as mammograms, you may experience slight discomfort.
No, you do not need to submit a prescription to book most tests. In case you have a
prescription and would like to send it to us to help with your booking, you can do that.
Reports for a majority of blood tests are available on the same day as sample collection on
our website. Some specialty procedures require additional processing time which will be
informed to you by the reception.
Lab test reports can be accessed online through a log-in ID and password that will be
provided on your bill. Our reception is happy to provide you with a printout if needed. Scan
reports have to be collected in person.
We have NABL accreditation for biochemistry, hematology, clinical pathology and molecular
It is fine to have water, but we recommend against having any other beverage like tea, coffee,
juice etc. as it may interfere with the results if the test requires fasting.
Preventative check-ups are important to estimate the current health of an individual and in
the early detection of diseases. They can be key in meeting an individual’s health goals by
identifying habits, infections, behaviors, or underlying conditions that are a threat to good
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Your health is our priority. Get in touch with us now!