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Updated: May 25, 2026
05:46
A Proinflammatory, Degenerative Organ Culture Model to Simulate Early-Stage Intervertebral Disc Disease.
Published on: February 14, 2021
Modic type I change may predict rapid progressive, deforming disc degeneration: a prospective 1-year follow-up study
Liisa Kerttula1, Katariina Luoma, Tapio Vehmas
1Department of Radiology, Helsinki University Central Hospital, Topeliuksenkatu 5, Helsinki, Finland. liisa.kerttula@hus.fi
Summary
Modic 1 changes in chronic low-back pain patients accelerate degenerative lumbar spine changes, including endplate lesions and decreased disc height, within one year.
Area of Science:
- Radiology
- Orthopedics
- Spine Degeneration
Background:
- Chronic low-back pain (CLBP) is a prevalent condition.
- Degenerative lumbar spine changes are common in CLBP patients.
- Modic 1 changes (M1) are a specific type of vertebral bone marrow signal abnormality.
Purpose of the Study:
- To evaluate the natural course of degenerative lumbar spine changes.
- To assess the relationship between Modic 1 changes and degenerative progression.
- To investigate changes within a one-year timeframe.
Main Methods:
- Prospective magnetic resonance imaging (MRI) study.
- Inclusion of 54 CLBP patients with large Modic 1 changes.
- Exclusion of specific spinal disorders.
- Follow-up MRI scans obtained between 11-18 months.
Main Results:
- Modic 1 changes were associated with adjacent endplate lesions in 96% of cases at baseline.
- Unstable Modic 1 changes correlated with increased endplate lesions, decreased disc height, and altered disc signal intensity.
- These degenerative changes were most frequent at the L4/5 and L5/S1 levels.
- Progression of degeneration was infrequent in disc spaces without Modic 1 changes.
Conclusions:
- Endplate deformation, reduced disc height, and altered disc signal intensity are key indicators of accelerated degeneration.
- These features are strongly associated with Modic 1 changes.
- Modic 1 changes play a significant role in the progression of lumbar spine degeneration.
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