Needle-Free carpal tunnel diagnosis on the horizon?
NCT ID NCT07486284
First seen Jun 27, 2026 · Last updated Jun 27, 2026
Summary
This study explores whether ultrasound elastography, a non-invasive imaging technique, can accurately diagnose carpal tunnel syndrome (CTS) without the need for painful needle-based nerve tests. Researchers will enroll 80 participants—some with CTS and some healthy volunteers—to compare ultrasound results with standard electrodiagnostic tests. If successful, this could offer a faster, more comfortable way to diagnose CTS.
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Study facts
What this study's own registry entry says, in plain language.
- Participants
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About 80 people
The number the study aims to enrol. It can still change while the study runs.
- Started
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Apr 2025
- Expected to finish
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Apr 2026
An estimate. End dates often move.
- Lead sponsor
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Other sponsor
The registry's catch-all category, for sponsors it does not file as a company, a government agency, or a research network.
Who can take part
This study's own entry requirements. Only the study team can say for certain whether you qualify.
Who is studied
Clinical suspicion of CTS with at least one sign: numbness/pain in the median nerve distribution (digits 1, 2, 3, and lateral 4), nocturnal symptoms, or positive provocative tests (Tinel, Phalen, Durkan). Confirmed diagnosis of CTS via Electrodiagnostic studies (NCS/EMG) based on American Academy of Neurology (AAN) and AANEM criteria.
- Ages
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18 years and older
- Sex
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Anyone
- Healthy volunteers
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Accepted
You do not need to have the condition being studied to take part.
Show the full entry requirements Hide the full entry requirements
Copied word for word from the study's registry entry, so the wording is the study team's rather than ours.
Inclusion Criteria: Inclusion Criteria (Case Group) * Patients \>18 years old. * Clinical suspicion of CTS with at least one sign: numbness/pain in the median nerve distribution (digits 1, 2, 3, and lateral 4), nocturnal symptoms, or positive provocative tests (Tinel, Phalen, Durkan). * Confirmed diagnosis of CTS via Electrodiagnostic studies (NCS/EMG) based on American Academy of Neurology (AAN) and AANEM criteria. Inclusion Criteria (Control Group) * Healthy volunteers with no clinical symptoms of CTS. * Normal electrodiagnostic results. Exclusion Criteria: * Exclusion Criteria * History of prior CTS treatment (steroid injection, surgery). * Presence of cervical radiculopathy, polyneuropathy, or proximal median nerve entrapment. * Secondary causes of CTS identified on ultrasound (e.g., gouty tophi, ganglion cysts, tumors, tenosynovitis). * Anatomical variants such as a bifid median nerve or persistent median artery. * Refusal to participate in the study
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Conditions
The condition(s) this trial relates to.
As listed by the trial registrant
The condition terms exactly as the trial's registrant entered them.
How to take part
Only the study team decides who joins. These are the ways to reach them.
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The places running it
1 site. The list below names each one and where it is.
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The official record
The full official record for this study. This one lists no contact details, but it is the first place any would appear.
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A doctor treating you
A doctor who knows your case can contact a study site on your behalf, and can tell you whether this study is worth pursuing at all.
Contacts and locations
Locations
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Da Nang family general Hospital
Da Nang, 55000, Vietnam
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Other studies related to the condition(s) this trial covers.
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