Examination of total vertebral ossification in patients with OPLL using CT

Examination of total vertebral ossification in patients with OPLL using CT - Examination of total vertebral ossification in patients with OPLL using CT

Status

Active, not recruiting

Phases

Unknown

Study type

Observational

Source

JPRN

Registry ID

JPRN-UMIN000051766

Enrollment

2000

Registered

2023-08-01

Start date

2013-06-25

Completion date

Unknown

Last updated

2026-06-29

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

Conditions

spinal ligament ossification

Interventions

None listed

Eligibility

Sex/Gender

All

Inclusion criteria

Inclusion criteria: Patients with spinal ligament ossification (posterior longitudinal ligament ossification, ligamentum flavum ossification) on plain X-ray Patients with cervical spondylosis who have spinal cord compression on cervical spine MRI as a control group

Exclusion criteria

Exclusion criteria: Patients who do not consent

Design outcomes

Primary

Measure	Time frame
X-ray evaluation OPLL type classification CT evaluation Examine the presence or absence of ossified foci in each vertebral body and between vertebrae using sagittal view and axial view of the entire spine. Regarding CT imaging, three examiners in the team are in charge independently and tally the results. The control group will not be included in the X-ray and CT evaluations.	—

Countries

Japan

Contacts

Public ContactYOSHIHARU KAWAGUCHI

Toyama Univ orthopedics

zenji@med.u-toyama.ac.jp+81764347353

Outcome results