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TDT Test (Tone Decay Test), in Mumbai

Book TDT TEST (TONE DECAY TEST) in Vashi, Mumbai at GetVisit. The Tone Decay Test (TDT) measures how long a person can hear a steady pure tone presented at a comfortable loudness. NABL-accredited labs in Vashi and Belapur, home collection, same-day results and cashless OPD.

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SAMPLE TYPE
Tissue
FASTING REQUIRED
No
GENDER
Male/Female
GET REPORTS IN
24 hours
TEST INCLUDED
1
customers
20K+Customers
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CertifiedLabs
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4.5+Rating
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ProvenAccuracy

What is a TDT Test (Tone Decay Test) Test in Mumbai ?

What is TDT TEST (TONE DECAY TEST)?

The Tone Decay Test (TDT) measures how long a person can hear a steady pure tone presented at a comfortable loudness. It checks whether the ear and auditory nerve keep responding over time. Physical examination provides clues; a test result removes ambiguity and allows targeted, evidence-based management to begin promptly.

What does TDT TEST (TONE DECAY TEST) measure?

This is important because a rapid decrease in hearing of the tone can suggest nerve or retrocochlear problems rather than just inner ear (cochlear) loss. Doctors use TDT alongside hearing tests and speech tests. It helps decide whether further investigations, like imaging or specialist referral, are needed to look for tumors, nerve disorders, or certain neurological diseases. The test is quick and done in a sound-treated room by an audiologist.

What symptoms suggest TDT TEST (TONE DECAY TEST) may be needed?

A doctor may recommend TDT TEST (TONE DECAY TEST) when a patient reports any symptom your doctor has identified as requiring objective laboratory investigation , including unexplained fatigue, unexplained weight change, persistent pain, fever, or abnormal bleeding. Sample collection for Mumbai is available at labs and at home across Vashi, Santacruz, and surrounding neighbourhoods.

How is TDT TEST (TONE DECAY TEST) performed?

This test is performed on a swab or fluid sample collected by a trained healthcare professional, not on a routine blood draw. Collection is quick and done at a GetVisit-partnered lab or collection point in Vashi or Santacruz, Mumbai, after which the sample is dispatched to the NABL-accredited lab for processing.

How accurate is TDT TEST (TONE DECAY TEST)?

Samples collected in Vashi or Santacruz, Mumbai are processed at NABL-accredited labs using validated methods and internal quality control. Accuracy depends on correct collection technique by a trained professional, which GetVisit's partnered centres follow. Reports are accepted by hospitals, specialists, and insurers across India.

Are there any risks to TDT TEST (TONE DECAY TEST)?

Risk is minimal. Swab, sputum, or fluid collection by a trained professional in Vashi or Santacruz, Mumbai may cause brief, mild discomfort but no lasting effects. Any specific precaution for your test will be explained at the collection centre.

Did you know?

The tone decay test (TDT) assesses auditory nerve function by presenting a continuous pure tone at or near hearing threshold and asking the patient whether it fades over about 10 seconds.

TDT Test (Tone Decay Test) Test Preparation in Mumbai

Fasting instructions:

Eat and drink as you normally would; fasting is not required. Try to avoid a very fatty meal or alcohol right before the appointment.

Managing medication:

Tell the collection staff about any prescription medicines, supplements, or herbal products you're using, and keep taking them unless advised otherwise.

What to bring along:

Have your doctor's referral and photo ID ready; earlier reports for the same test are useful for tracking trends.

Timing:

An early slot works best, especially for fasting tests. Home collection is available across Worli, Vikhroli, and the rest of Mumbai.

TDT Test (Tone Decay Test) Test Parameters in Mumbai

Single standalone test:

TDT TEST (TONE DECAY TEST). Can be ordered individually or as part of a preventive health package on GetVisit.

Why Take a TDT Test (Tone Decay Test) Test in Mumbai ?

When does a doctor order TDT TEST (TONE DECAY TEST)?

TDT TEST (TONE DECAY TEST) is usually part of an audiology battery used when patients have unexplained or one-sided hearing loss, persistent ringing (tinnitus), or uneven speech understanding. Doctors order it to help distinguish cochlear (inner ear) problems from retrocochlear or nerve-related conditions.

Who should get TDT TEST (TONE DECAY TEST) done in Mumbai?

Mumbai's 21 million metropolitan population, annual monsoon flooding creating severe leptospirosis and dengue risk in Kurla, Andheri, and Ghatkopar, high corporate stress and commute burden, significant diabetes and cardiovascular disease prevalence, and a massive working population with irregular meal and sleep patterns make regular preventive diagnostic testing an essential health investment for all residents. Those who benefit most from TDT TEST (TONE DECAY TEST) include patients with recurrent or treatment-resistant infections, suspicious lesions, or symptoms that routine blood tests have not explained. A precise sample-based diagnosis in Mumbai allows treatment to be matched exactly to the cause.

What conditions can TDT TEST (TONE DECAY TEST) help diagnose?

Abnormal results can come from nerve tumors, demyelinating disease, severe cochlear damage, or ototoxic medications. A family history of nerve tumors or neurological disease can make this test especially important.

What do TDT TEST (TONE DECAY TEST) results mean?

Results are interpreted in context, not in isolation. GetVisit shows your measured value next to the laboratory reference range, and your doctor reads it together with your clinical picture and any earlier results. See the FAQs below for what typical high or low values can mean for this test.

How often should TDT TEST (TONE DECAY TEST) be repeated?

For preventive screening with a normal baseline: annually for most adults above 35. For monitoring a known condition: at the interval your specialist recommends , typically every 3 to 6 months for active conditions and annually for stable, well-controlled ones.

What happens after TDT TEST (TONE DECAY TEST) results are ready?

Your GetVisit digital report is delivered to your phone as soon as results are authorised. Share it directly with your doctor via the app, or book a consultation with a GetVisit-verified specialist on the same platform. Critical values outside a safe range are flagged by the laboratory for urgent clinical review.

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Frequently asked questions

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What is the tone decay test TDT?plus

The tone decay test (TDT) assesses auditory nerve function by presenting a continuous pure tone at or near hearing threshold and asking the patient whether it fades over about 10 seconds. Rapid or marked tone decay, loss of perception during the stimulus, suggests retrocochlear pathology (auditory nerve/brainstem lesion), whereas little or no decay is more consistent with normal hearing or cochlear (sensory) loss.

What is the tone decay test for Meniere's disease?plus

The tone-decay test measures whether a pure tone presented at the patient’s hearing threshold can be heard continuously for up to 60 seconds. If the tone fades and the threshold rises markedly (usually >10 dB), that’s a positive decay suggesting retrocochlear dysfunction. In Meniere’s disease (a cochlear disorder) tone decay is typically absent or only minimal, helping distinguish it from nerve lesions.

What is the TDT test for ENT?plus

The TDT (Tone Decay Test) assesses retrocochlear auditory function by presenting a continuous pure tone above the hearing threshold and noting whether perceived loudness fades over time. Rapid decay or need to increase intensity suggests neural pathology (for example, acoustic neuroma) rather than isolated cochlear loss. It is a screening tool and not definitive on its own.

How do you interpret tone decay?plus

Tone decay refers to the fading of a continuous pure tone presented just above hearing threshold. Minimal or no decay suggests normal cochlear function; significant or rapid decay (commonly >20 dB or fading within seconds) points to possible retrocochlear or auditory nerve pathology. It’s a screening sign , a positive result needs further objective testing (e.g. auditory brainstem testing, imaging) for diagnosis.

Do I need a doctor's prescription to book TDT TEST (TONE DECAY TEST)?plus

You can book TDT TEST (TONE DECAY TEST) on GetVisit with or without a prescription, though a doctor's advice helps with interpreting the result. Cashless OPD may require a referral, depending on your insurer.

Can TDT TEST (TONE DECAY TEST) be combined with a health package?plus

Yes. TDT TEST (TONE DECAY TEST) can be booked on its own or as part of a broader preventive health package on GetVisit, which often works out more cost-effective. You can choose either option before payment.

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My doctor thought it was a good idea and I agreed. Scheduled a slot online and got an instant confirmation on WhatsApp in Kharghar. The lab staff were polite and I wasn't kept waiting. Reports came on WhatsApp and email within the promised time. Will book again without hesitation.

Vrinda Bapat

Mumbai

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Part of my annual preventive health check. My sister recommended GetVisit and the booking was genuinely straightforward in Malad West. The team was reassuring throughout and the procedure went smoothly. The report was detailed with clear reference ranges marked. Genuinely impressed with the service.

Arun Pillai

Mumbai

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Just staying on top of my health , something I started doing after turning 40. The waiting area was tidy and the staff were friendly. I liked that the report came with a digital copy I could store on my phone. The report gave my doctor everything needed to make a confident diagnosis. Already told my family to book through GetVisit for their next tests.

Nidhi Shukla

Mumbai

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Part of my annual preventive health check. The booking was smooth , I've used GetVisit twice now and it's always quick in Goregaon. The waiting area was tidy and the staff were friendly. I liked that the report came with a digital copy I could store on my phone. Already recommended this to colleagues in my office.

Meera Shah

Mumbai

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My doctor thought it was a good idea and I agreed. The team was reassuring throughout and the procedure went smoothly. GetVisit had same-day slots available which was really helpful in Goregaon West. Reports were sharp and detailed , no ambiguity in any of the values. Trustworthy and efficient , exactly what you want when health is involved.

Nadia Khan

Mumbai

starstarstarstarstar

My doctor thought it was a good idea and I agreed. I arrived and was attended to within ten minutes. I liked that the report came with a digital copy I could store on my phone. Glad I did this , the result changed my doctor's approach to my treatment. Five stars , no complaints at all.

Zoya Rangwala

Mumbai

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Routine health monitoring , I do a full panel every year. With Mumbai traffic, finding a nearby lab through GetVisit was a relief in Nerul. The collection centre was clean and well-organised. The lab staff explained the biopsy process clearly beforehand. The results were accurate and my doctor could take action immediately. Will definitely return for my next health check.

Shirin Malik

Mumbai

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I arrived and was attended to within ten minutes. My doctor thought it was a good idea and I agreed. GetVisit had a lab literally two minutes from my building , perfect near Hiranandani in Powai. Digital report on WhatsApp was convenient , my doctor reviewed it on the same call. Will definitely use GetVisit again.

Neha Sharma

Mumbai

starstarstarstarstar

I arrived and was attended to within ten minutes. Routine health monitoring , I do a full panel every year. The booking was smooth , I've used GetVisit twice now and it's always quick in Santacruz. My doctor said the report format was comprehensive and clear. Already told my family to book through GetVisit for their next tests.

Noorjahan Patanwala

Mumbai

starstarstarstarstar

Something my doctor recommended at my last visit. The staff explained what they were doing at each step which I appreciated. My doctor said the report format was comprehensive and clear. Early detection was possible only because I got this done on time. Will book again without hesitation.

Hiral Shah

Mumbai

starstarstarstarstar

My doctor thought it was a good idea and I agreed. Scheduled a slot online and got an instant confirmation on WhatsApp in Kharghar. The lab staff were polite and I wasn't kept waiting. Reports came on WhatsApp and email within the promised time. Will book again without hesitation.

Vrinda Bapat

Mumbai

starstarstarstarstar

Part of my annual preventive health check. My sister recommended GetVisit and the booking was genuinely straightforward in Malad West. The team was reassuring throughout and the procedure went smoothly. The report was detailed with clear reference ranges marked. Genuinely impressed with the service.

Arun Pillai

Mumbai

starstarstarstarstar

Just staying on top of my health , something I started doing after turning 40. The waiting area was tidy and the staff were friendly. I liked that the report came with a digital copy I could store on my phone. The report gave my doctor everything needed to make a confident diagnosis. Already told my family to book through GetVisit for their next tests.

Nidhi Shukla

Mumbai

starstarstarstarstar

Part of my annual preventive health check. The booking was smooth , I've used GetVisit twice now and it's always quick in Goregaon. The waiting area was tidy and the staff were friendly. I liked that the report came with a digital copy I could store on my phone. Already recommended this to colleagues in my office.

Meera Shah

Mumbai

starstarstarstarstar

My doctor thought it was a good idea and I agreed. The team was reassuring throughout and the procedure went smoothly. GetVisit had same-day slots available which was really helpful in Goregaon West. Reports were sharp and detailed , no ambiguity in any of the values. Trustworthy and efficient , exactly what you want when health is involved.

Nadia Khan

Mumbai

starstarstarstarstar

My doctor thought it was a good idea and I agreed. I arrived and was attended to within ten minutes. I liked that the report came with a digital copy I could store on my phone. Glad I did this , the result changed my doctor's approach to my treatment. Five stars , no complaints at all.

Zoya Rangwala

Mumbai

starstarstarstarstar

Routine health monitoring , I do a full panel every year. With Mumbai traffic, finding a nearby lab through GetVisit was a relief in Nerul. The collection centre was clean and well-organised. The lab staff explained the biopsy process clearly beforehand. The results were accurate and my doctor could take action immediately. Will definitely return for my next health check.

Shirin Malik

Mumbai

starstarstarstarstar

I arrived and was attended to within ten minutes. My doctor thought it was a good idea and I agreed. GetVisit had a lab literally two minutes from my building , perfect near Hiranandani in Powai. Digital report on WhatsApp was convenient , my doctor reviewed it on the same call. Will definitely use GetVisit again.

Neha Sharma

Mumbai

starstarstarstarstar

I arrived and was attended to within ten minutes. Routine health monitoring , I do a full panel every year. The booking was smooth , I've used GetVisit twice now and it's always quick in Santacruz. My doctor said the report format was comprehensive and clear. Already told my family to book through GetVisit for their next tests.

Noorjahan Patanwala

Mumbai

starstarstarstarstar

Something my doctor recommended at my last visit. The staff explained what they were doing at each step which I appreciated. My doctor said the report format was comprehensive and clear. Early detection was possible only because I got this done on time. Will book again without hesitation.

Hiral Shah

Mumbai

starstarstarstarstar

My doctor thought it was a good idea and I agreed. Scheduled a slot online and got an instant confirmation on WhatsApp in Kharghar. The lab staff were polite and I wasn't kept waiting. Reports came on WhatsApp and email within the promised time. Will book again without hesitation.

Vrinda Bapat

Mumbai

starstarstarstarstar

Part of my annual preventive health check. My sister recommended GetVisit and the booking was genuinely straightforward in Malad West. The team was reassuring throughout and the procedure went smoothly. The report was detailed with clear reference ranges marked. Genuinely impressed with the service.

Arun Pillai

Mumbai

starstarstarstarstar

Just staying on top of my health , something I started doing after turning 40. The waiting area was tidy and the staff were friendly. I liked that the report came with a digital copy I could store on my phone. The report gave my doctor everything needed to make a confident diagnosis. Already told my family to book through GetVisit for their next tests.

Nidhi Shukla

Mumbai

starstarstarstarstar

Part of my annual preventive health check. The booking was smooth , I've used GetVisit twice now and it's always quick in Goregaon. The waiting area was tidy and the staff were friendly. I liked that the report came with a digital copy I could store on my phone. Already recommended this to colleagues in my office.

Meera Shah

Mumbai

starstarstarstarstar

My doctor thought it was a good idea and I agreed. The team was reassuring throughout and the procedure went smoothly. GetVisit had same-day slots available which was really helpful in Goregaon West. Reports were sharp and detailed , no ambiguity in any of the values. Trustworthy and efficient , exactly what you want when health is involved.

Nadia Khan

Mumbai

starstarstarstarstar

My doctor thought it was a good idea and I agreed. I arrived and was attended to within ten minutes. I liked that the report came with a digital copy I could store on my phone. Glad I did this , the result changed my doctor's approach to my treatment. Five stars , no complaints at all.

Zoya Rangwala

Mumbai

starstarstarstarstar

Routine health monitoring , I do a full panel every year. With Mumbai traffic, finding a nearby lab through GetVisit was a relief in Nerul. The collection centre was clean and well-organised. The lab staff explained the biopsy process clearly beforehand. The results were accurate and my doctor could take action immediately. Will definitely return for my next health check.

Shirin Malik

Mumbai

starstarstarstarstar

I arrived and was attended to within ten minutes. My doctor thought it was a good idea and I agreed. GetVisit had a lab literally two minutes from my building , perfect near Hiranandani in Powai. Digital report on WhatsApp was convenient , my doctor reviewed it on the same call. Will definitely use GetVisit again.

Neha Sharma

Mumbai

starstarstarstarstar

I arrived and was attended to within ten minutes. Routine health monitoring , I do a full panel every year. The booking was smooth , I've used GetVisit twice now and it's always quick in Santacruz. My doctor said the report format was comprehensive and clear. Already told my family to book through GetVisit for their next tests.

Noorjahan Patanwala

Mumbai

starstarstarstarstar

Something my doctor recommended at my last visit. The staff explained what they were doing at each step which I appreciated. My doctor said the report format was comprehensive and clear. Early detection was possible only because I got this done on time. Will book again without hesitation.

Hiral Shah

Mumbai

starstarstarstarstar

My doctor thought it was a good idea and I agreed. Scheduled a slot online and got an instant confirmation on WhatsApp in Kharghar. The lab staff were polite and I wasn't kept waiting. Reports came on WhatsApp and email within the promised time. Will book again without hesitation.

Vrinda Bapat

Mumbai

starstarstarstarstar

Part of my annual preventive health check. My sister recommended GetVisit and the booking was genuinely straightforward in Malad West. The team was reassuring throughout and the procedure went smoothly. The report was detailed with clear reference ranges marked. Genuinely impressed with the service.

Arun Pillai

Mumbai

starstarstarstarstar

Just staying on top of my health , something I started doing after turning 40. The waiting area was tidy and the staff were friendly. I liked that the report came with a digital copy I could store on my phone. The report gave my doctor everything needed to make a confident diagnosis. Already told my family to book through GetVisit for their next tests.

Nidhi Shukla

Mumbai

starstarstarstarstar

Part of my annual preventive health check. The booking was smooth , I've used GetVisit twice now and it's always quick in Goregaon. The waiting area was tidy and the staff were friendly. I liked that the report came with a digital copy I could store on my phone. Already recommended this to colleagues in my office.

Meera Shah

Mumbai

starstarstarstarstar

My doctor thought it was a good idea and I agreed. The team was reassuring throughout and the procedure went smoothly. GetVisit had same-day slots available which was really helpful in Goregaon West. Reports were sharp and detailed , no ambiguity in any of the values. Trustworthy and efficient , exactly what you want when health is involved.

Nadia Khan

Mumbai

starstarstarstarstar

My doctor thought it was a good idea and I agreed. I arrived and was attended to within ten minutes. I liked that the report came with a digital copy I could store on my phone. Glad I did this , the result changed my doctor's approach to my treatment. Five stars , no complaints at all.

Zoya Rangwala

Mumbai

starstarstarstarstar

Routine health monitoring , I do a full panel every year. With Mumbai traffic, finding a nearby lab through GetVisit was a relief in Nerul. The collection centre was clean and well-organised. The lab staff explained the biopsy process clearly beforehand. The results were accurate and my doctor could take action immediately. Will definitely return for my next health check.

Shirin Malik

Mumbai

starstarstarstarstar

I arrived and was attended to within ten minutes. My doctor thought it was a good idea and I agreed. GetVisit had a lab literally two minutes from my building , perfect near Hiranandani in Powai. Digital report on WhatsApp was convenient , my doctor reviewed it on the same call. Will definitely use GetVisit again.

Neha Sharma

Mumbai

starstarstarstarstar

I arrived and was attended to within ten minutes. Routine health monitoring , I do a full panel every year. The booking was smooth , I've used GetVisit twice now and it's always quick in Santacruz. My doctor said the report format was comprehensive and clear. Already told my family to book through GetVisit for their next tests.

Noorjahan Patanwala

Mumbai

starstarstarstarstar

Something my doctor recommended at my last visit. The staff explained what they were doing at each step which I appreciated. My doctor said the report format was comprehensive and clear. Early detection was possible only because I got this done on time. Will book again without hesitation.

Hiral Shah

Mumbai