Evidence map›Paper›PMID 34088878›Full record

ReviewNeurology2021

Secondary Progressive Multiple Sclerosis: New Insights.

Bruce A C Cree, Douglas L Arnold, Jeremy Chataway, Tanuja Chitnis, Robert J Fox, Angela Pozo Ramajo, Niamh Murphy, Hans Lassmann

Registry-linked trialAbstract readReview
In one paragraph

Review in Neurology, 2021. The graph could read no effect estimate from its abstract, so it casts no vote on the map. It is linked to trial NCT07788573 (The Role of the FCRL5 Protein in the Pathophysiology of Multiple Sclerosis and Response to Treatment), which is not on this map. Cited by 124 papers, 2 of them syntheses that pooled it.

0numbers the graph read from it
0cells of the map it votes in
124citing papers in PubMed, 2 pooled it
–field-weighted citation impact
1 · What the graph read from it

What it found

Each row is one number read from the abstract, on the scale the paper reported it, with its interval. Left of the dashed line favours the treatment, right favours the comparator. Under each row is the sentence it came from. New to these charts? A ten-minute tutorial.

The abstract states no effect estimate the extractor could read, or names no intervention and outcome on the map, so this paper lights no cell and moves no belief. It is still indexed, cited and linked below.

2 · The registry

The trial behind it

Trials whose registry record cites this paper, or whose number appears in the abstract. A trial that started after this paper was published is citing it as background, not reporting it.

NCT07788573 not yet recruitingnot on this mapstarted 2026, after this paper: background citation

The Role of the FCRL5 Protein in the Pathophysiology of Multiple Sclerosis and Response to Treatment

TypeobservationalSponsorUniversité Catholique de LouvainRan2026 to 2029Enrolled90ConditionsMultiple SclerosisArmsA blood test every 6 months for MS patients., A single blood draw for the healthy volunteer, A single blood draw for the group of volunteers with Sjögren's syndrome
3 · Its place in the literature

Who cites it

124 citing papers in PubMed, 2 syntheses or guidelines pooled it.

  1. Rituximab in secondary progressive multiple sclerosis: a meta-analysis.Annals of clinical and translational neurology · 2024
    Pooled it
  2. Pooled it
  3. Review
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  15. Observational
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  20. Co-occurrence of parkinson disease and multiple sclerosis - a critical note.Journal of neural transmission (Vienna, Austria : 1996) · 2026
    Review

64 more citing papers are in PubMed but not listed here.

4 · The record

Corrections and comments

PubMed lists nothing against this paper. Absence here is not a guarantee, only a check that was made.

5 · Who and what money

Authors and funding

8 authors.

Bruce A C CreeFrom the UCSF Weill Institute for Neurosciences, Department of Neurology (B.A.C.C.), University of California San Francisco; NeuroRx Research (D.L.A.), Montreal; Brain Imaging Centre (D.L.A.), Montreal Neurological Institute, McGill University, Canada; Queen Square Multiple Sclerosis Centre, Department of Neuroinflammation (J.C.), UCL Queen Square Institute of Neurology, Faculty of Brain Sciences, University College London; National Institute for Health Research (J.C.), University College London Hospitals, Biomedical Research Centre, UK; Brigham Multiple Sclerosis Center (T.C.), Brigham and Women's Hospital, Boston, MA; Mellen Center for Multiple Sclerosis Treatment and Research, Neurological Institute (R.J.F.), Cleveland Clinic, OH; Oxford PharmaGenesis (A.P.R.), UK; Novartis Pharma AG (N.M.), Basel, Switzerland; and Center for Brain Research (H.L.), Medical University of Vienna, Austria. bruce.cree@ucsf.edu.
Douglas L ArnoldFrom the UCSF Weill Institute for Neurosciences, Department of Neurology (B.A.C.C.), University of California San Francisco; NeuroRx Research (D.L.A.), Montreal; Brain Imaging Centre (D.L.A.), Montreal Neurological Institute, McGill University, Canada; Queen Square Multiple Sclerosis Centre, Department of Neuroinflammation (J.C.), UCL Queen Square Institute of Neurology, Faculty of Brain Sciences, University College London; National Institute for Health Research (J.C.), University College London Hospitals, Biomedical Research Centre, UK; Brigham Multiple Sclerosis Center (T.C.), Brigham and Women's Hospital, Boston, MA; Mellen Center for Multiple Sclerosis Treatment and Research, Neurological Institute (R.J.F.), Cleveland Clinic, OH; Oxford PharmaGenesis (A.P.R.), UK; Novartis Pharma AG (N.M.), Basel, Switzerland; and Center for Brain Research (H.L.), Medical University of Vienna, Austria.
Jeremy ChatawayFrom the UCSF Weill Institute for Neurosciences, Department of Neurology (B.A.C.C.), University of California San Francisco; NeuroRx Research (D.L.A.), Montreal; Brain Imaging Centre (D.L.A.), Montreal Neurological Institute, McGill University, Canada; Queen Square Multiple Sclerosis Centre, Department of Neuroinflammation (J.C.), UCL Queen Square Institute of Neurology, Faculty of Brain Sciences, University College London; National Institute for Health Research (J.C.), University College London Hospitals, Biomedical Research Centre, UK; Brigham Multiple Sclerosis Center (T.C.), Brigham and Women's Hospital, Boston, MA; Mellen Center for Multiple Sclerosis Treatment and Research, Neurological Institute (R.J.F.), Cleveland Clinic, OH; Oxford PharmaGenesis (A.P.R.), UK; Novartis Pharma AG (N.M.), Basel, Switzerland; and Center for Brain Research (H.L.), Medical University of Vienna, Austria.
Tanuja ChitnisFrom the UCSF Weill Institute for Neurosciences, Department of Neurology (B.A.C.C.), University of California San Francisco; NeuroRx Research (D.L.A.), Montreal; Brain Imaging Centre (D.L.A.), Montreal Neurological Institute, McGill University, Canada; Queen Square Multiple Sclerosis Centre, Department of Neuroinflammation (J.C.), UCL Queen Square Institute of Neurology, Faculty of Brain Sciences, University College London; National Institute for Health Research (J.C.), University College London Hospitals, Biomedical Research Centre, UK; Brigham Multiple Sclerosis Center (T.C.), Brigham and Women's Hospital, Boston, MA; Mellen Center for Multiple Sclerosis Treatment and Research, Neurological Institute (R.J.F.), Cleveland Clinic, OH; Oxford PharmaGenesis (A.P.R.), UK; Novartis Pharma AG (N.M.), Basel, Switzerland; and Center for Brain Research (H.L.), Medical University of Vienna, Austria.
Robert J FoxFrom the UCSF Weill Institute for Neurosciences, Department of Neurology (B.A.C.C.), University of California San Francisco; NeuroRx Research (D.L.A.), Montreal; Brain Imaging Centre (D.L.A.), Montreal Neurological Institute, McGill University, Canada; Queen Square Multiple Sclerosis Centre, Department of Neuroinflammation (J.C.), UCL Queen Square Institute of Neurology, Faculty of Brain Sciences, University College London; National Institute for Health Research (J.C.), University College London Hospitals, Biomedical Research Centre, UK; Brigham Multiple Sclerosis Center (T.C.), Brigham and Women's Hospital, Boston, MA; Mellen Center for Multiple Sclerosis Treatment and Research, Neurological Institute (R.J.F.), Cleveland Clinic, OH; Oxford PharmaGenesis (A.P.R.), UK; Novartis Pharma AG (N.M.), Basel, Switzerland; and Center for Brain Research (H.L.), Medical University of Vienna, Austria.
Angela Pozo RamajoFrom the UCSF Weill Institute for Neurosciences, Department of Neurology (B.A.C.C.), University of California San Francisco; NeuroRx Research (D.L.A.), Montreal; Brain Imaging Centre (D.L.A.), Montreal Neurological Institute, McGill University, Canada; Queen Square Multiple Sclerosis Centre, Department of Neuroinflammation (J.C.), UCL Queen Square Institute of Neurology, Faculty of Brain Sciences, University College London; National Institute for Health Research (J.C.), University College London Hospitals, Biomedical Research Centre, UK; Brigham Multiple Sclerosis Center (T.C.), Brigham and Women's Hospital, Boston, MA; Mellen Center for Multiple Sclerosis Treatment and Research, Neurological Institute (R.J.F.), Cleveland Clinic, OH; Oxford PharmaGenesis (A.P.R.), UK; Novartis Pharma AG (N.M.), Basel, Switzerland; and Center for Brain Research (H.L.), Medical University of Vienna, Austria.
Niamh MurphyFrom the UCSF Weill Institute for Neurosciences, Department of Neurology (B.A.C.C.), University of California San Francisco; NeuroRx Research (D.L.A.), Montreal; Brain Imaging Centre (D.L.A.), Montreal Neurological Institute, McGill University, Canada; Queen Square Multiple Sclerosis Centre, Department of Neuroinflammation (J.C.), UCL Queen Square Institute of Neurology, Faculty of Brain Sciences, University College London; National Institute for Health Research (J.C.), University College London Hospitals, Biomedical Research Centre, UK; Brigham Multiple Sclerosis Center (T.C.), Brigham and Women's Hospital, Boston, MA; Mellen Center for Multiple Sclerosis Treatment and Research, Neurological Institute (R.J.F.), Cleveland Clinic, OH; Oxford PharmaGenesis (A.P.R.), UK; Novartis Pharma AG (N.M.), Basel, Switzerland; and Center for Brain Research (H.L.), Medical University of Vienna, Austria.
Hans LassmannFrom the UCSF Weill Institute for Neurosciences, Department of Neurology (B.A.C.C.), University of California San Francisco; NeuroRx Research (D.L.A.), Montreal; Brain Imaging Centre (D.L.A.), Montreal Neurological Institute, McGill University, Canada; Queen Square Multiple Sclerosis Centre, Department of Neuroinflammation (J.C.), UCL Queen Square Institute of Neurology, Faculty of Brain Sciences, University College London; National Institute for Health Research (J.C.), University College London Hospitals, Biomedical Research Centre, UK; Brigham Multiple Sclerosis Center (T.C.), Brigham and Women's Hospital, Boston, MA; Mellen Center for Multiple Sclerosis Treatment and Research, Neurological Institute (R.J.F.), Cleveland Clinic, OH; Oxford PharmaGenesis (A.P.R.), UK; Novartis Pharma AG (N.M.), Basel, Switzerland; and Center for Brain Research (H.L.), Medical University of Vienna, Austria.

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

In most cases, multiple sclerosis (MS) begins with a relapsing-remitting course followed by insidious disability worsening that is independent from clinically apparent relapses and is termed secondary progressive MS (SMPS). Major differences exist between relapsing-remitting MS (RRMS) and SPMS, especially regarding therapeutic response to treatment. This review provides an overview of the pathology, differentiation, and challenges in the diagnosis and treatment of SPMS. We emphasize the criticality of conversion from a relapsing-remitting to a secondary progressive disease course not only because such conversion is evidence of disability progression, but also because, until recently, treatments that effectively reduced disability progression in relapsing MS were not proven to be effective in SPMS. Clear clinical, imaging, immunologic, or pathologic criteria marking the transition from RRMS to SPMS have not yet been established. Early identification of SPMS will require tools that, together with the use of appropriate treatments, may result in better long-term outcomes for the population of patients with SPMS.

Indexed as

BiomarkersDisease ProgressionHumansImmunologic FactorsMultiple Sclerosis, Chronic ProgressiveBiomarkersImmunologic Factors

Identifiers

PMID34088878
PMCPMC8397587

What OpenQuestion holds

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LicenceCC BY-NC-ND
Read underepoch 390

Registered trials

Read under generation 80e0d062 · epoch 390. Bibliography from PubMed, PubMed Central and OpenAlex; grants from NIH RePORTER; trial links from ClinicalTrials.gov; estimates, votes and beliefs from the OpenQuestion graph.