NCT05974852

Brief Summary

The goal of this non-interventional, observational study is to learn if cortical plexus enhancement in patients with primary progressive multiple sclerosis occurs in response to the autoimmune inflammatory process.

Trial Health

87
On Track

Trial Health Score

Automated assessment based on enrollment pace, timeline, and geographic reach

Enrollment
732

participants targeted

Target at P75+ for all trials

Timeline
Completed

Started Oct 2023

Shorter than P25 for all trials

Geographic Reach
1 country

1 active site

Status
completed

Health score is calculated from publicly available data and should be used for screening purposes only.

Trial Relationships

Click on a node to explore related trials.

Study Timeline

Key milestones and dates

First Submitted

Initial submission to the registry

July 12, 2023

Completed
22 days until next milestone

First Posted

Study publicly available on registry

August 3, 2023

Completed
2 months until next milestone

Study Start

First participant enrolled

October 1, 2023

Completed
3 months until next milestone

Primary Completion

Last participant's last visit for primary outcome

December 30, 2023

Completed
Same day until next milestone

Study Completion

Last participant's last visit for all outcomes

December 30, 2023

Completed
Last Updated

March 9, 2026

Status Verified

March 1, 2026

Enrollment Period

3 months

First QC Date

July 12, 2023

Last Update Submit

March 5, 2026

Conditions

Primary Progressive Multiple Sclerosis

Outcome Measures

Primary Outcomes (1)

  • T2 lesion volume

    T2 lesion volume as measured using MRI.

    5 years

Secondary Outcomes (1)

  • Changes in choroid plexus

    5 years

Interventions

OcrelizumabOTHER

Non-interventional

Eligibility Criteria

Age18 Years - 65 Years
Sexall
Age GroupsAdult (18-64), Older Adult (65+)
Sampling MethodNon-Probability Sample
Study Population

Patients with primary progressive multiple sclerosis

You may qualify if:

  • Patient participating in the ORATORIO study
  • MRI scans available at baseline
  • Presence of T2-weighted image (WI) (FLAIR, T2/PD), and 3D T1-WI at baseline

You may not qualify if:

  • \- None

Contact the study team to confirm eligibility.

Sponsors & Collaborators

Study Sites (1)

Buffalo Neuroimaging Analysis Center

Buffalo, New York, 14203, United States

Location

MeSH Terms

Conditions

Multiple Sclerosis, Chronic Progressive

Interventions

ocrelizumab

Condition Hierarchy (Ancestors)

Multiple SclerosisDemyelinating Autoimmune Diseases, CNSAutoimmune Diseases of the Nervous SystemNervous System DiseasesDemyelinating DiseasesAutoimmune DiseasesImmune System DiseasesChronic DiseaseDisease AttributesPathologic ProcessesPathological Conditions, Signs and Symptoms

Study Design

Study Type
observational
Observational Model
CASE ONLY
Time Perspective
RETROSPECTIVE
Sponsor Type
OTHER
Responsible Party
PRINCIPAL INVESTIGATOR
PI Title
Principal Investigator

Study Record Dates

First Submitted

July 12, 2023

First Posted

August 3, 2023

Study Start

October 1, 2023

Primary Completion

December 30, 2023

Study Completion

December 30, 2023

Last Updated

March 9, 2026

Record last verified: 2026-03

Data Sharing

IPD Sharing
Will not share

Locations

US(1)