Non-inferiority of MRI-guided lumbar PRT compared to CT-guided PRT in terms of improvement in pain

Non-inferiority of MRI-guided lumbar PRT compared to CT-guided PRT in terms of improvement in pain - MRTctPRT

Status

Active, not recruiting

Phases

Phase 3

Study type

Interventional

Source

DRKS

Registry ID

DRKS00034116

Enrollment

Registered

2024-06-11

Start date

2024-06-17

Completion date

Unknown

Last updated

2026-06-01

For informational purposes only — not medical advice. Sourced from public registries and may not reflect the latest updates. Terms

Conditions

M51.1 G55.1

Interventions

Group 1: CT-supported PRT (injections with 40 mg triamcinolone and 2.5 ml lidocaine (lidocaine "WELK" 1%), once a week for 6 weeks) Group 2: MRI-supported PRT (injections with 40 mg triamcinolone and

Eligibility

Sex/Gender

All

Age

18 Years to No maximum

Inclusion criteria

Inclusion criteria: - Patients referred by pain therapist for PRT therapy - Disc herniation as the pathological cause of complaints

Exclusion criteria

Exclusion criteria: - Patients with degenerative/bony complaints - Patients after a surgical operation on the spine - Pregnant patients - Contraindications to the use of MRI or CT, e.g. metal artefacts, claustrophobia

Design outcomes

Primary

Measure	Time frame
Change in pain after 6 weeks compared to baseline measured with the Numerical Rating Scale (NRS)	—

Secondary

Measure	Time frame
Pain medication consumption after 6 weeks and change in functional impairment (Ostwestry Disability Questionnaire (ODI)) between baseline and end of intervention	—

Countries

Germany

Outcome results

None listed

Source: DRKS (via WHO ICTRP) · Data processed: Jun 11, 2026