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Routine x-rays after spinal fusion may be unnecessary, study suggests

NCT ID NCT07200557

Knowledge-focused Sponsor: Universitaire Ziekenhuizen KU Leuven Source: ClinicalTrials.gov ↗

What the study statuses mean

This study's is highlighted.

Recruitment status, easiest to join first

Recruiting now
This trial is taking on new participants right now.
Not yet recruiting
Registered, but not yet taking participants.
By invitation only
Not open to general applications. Only people the study team invites can take part.
Paused
Paused for now. It may or may not start again.
Ongoing
Running, but no longer taking on new participants.
Completed This study
The trial has finished. Results may not be published yet.
Stopped early
Stopped early, before it reached the end. That can be for many reasons, including safety.
Cancelled
Cancelled before anyone took part.

Expanded access (not trials)

Expanded access
Not a trial. This treatment can be requested outside a study, case by case, for people who qualify.
Expanded access (paused)
Not a trial. The treatment can normally be requested outside a study, but is unavailable right now.
Expanded access (ended)
Not a trial. The treatment could once be requested outside a study, but no longer can.
Approved
The treatment has been approved, so it is available normally rather than through this programme.

When the status isn't known

Details not published
The full record has not been published yet, so there is little to show here.
Status unknown
This status has not been confirmed recently, so it may be out of date.

First seen Jun 25, 2026 · Last updated Jun 27, 2026 · Updated 1 time

Summary

This study reviewed the records of 978 adults who had spinal fusion surgery to see how often routine follow-up X-rays led to additional tests or changes in treatment. The goal is to find out whether these X-rays are truly helpful or if they can be skipped. The results could help reduce unnecessary radiation and healthcare costs.

What this could mean

Our plain-language read of the trial. This is informational only, not medical advice or a prediction.

What this could lead to
If successful, this could show that many routine X-rays after spinal fusion are unnecessary, saving time and reducing radiation exposure for patients.
What could go wrong
This is a retrospective study, so it can only show patterns, not prove cause and effect. The results may not apply to all hospitals or types of spinal surgery.

This is an AI summary of the original study and may miss details. Read our disclaimer.

Study facts

What this study's own registry entry says, in plain language.

Participants

978 people

The number who actually took part.

Started

May 2025

Finished

Aug 2025

Lead sponsor

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

Patients undergoing spinal fusion surgery (2011-2021) for degenerative conditions at University Hospitals Leuven

Ages

18 years and older

Sex

Anyone

Healthy volunteers

Not accepted

This study is not open to healthy volunteers. The entry requirements below say who it is open to.

Show 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: * Patients who underwent spinal fusion surgery at UZ Leuven, including the cervical, thoracic and lumbar spine for a degenerative condition * Adults of 18 years and older * Follow up at least 3 months after surgery Exclusion Criteria: * Non-degenerative (kypho) scoliosis * Indications other than degenerative conditions and (adult) isthmic spondylolisthesis (e.g. tumor, septic arthritis, trauma,…) * Chronic neuromuscular disease

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Conditions

The condition(s) this trial relates to.

vertebral column disorder

As listed by the trial registrant

The condition terms exactly as the trial's registrant entered them.

Radiography Spinal fusion

Contacts and locations

Locations

  • UZ Leuven

    Leuven, Belgium

More trials for these conditions

Other studies related to the condition(s) this trial covers.