Observational studyNeurology(R) neuroimmunology & neuroinflammation2023
Deep Phenotyping of Neurologic Postacute Sequelae of SARS-CoV-2 Infection.
Observational study in Neurology(R) neuroimmunology & neuroinflammation, 2023. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 39 papers.
What it found
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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.
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.
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Who cites it
39 citing papers in PubMed, 52 citations in OpenAlex.
- Trajectories of Inflammatory Markers and Post-COVID-19 Cognitive Symptoms: A Secondary Analysis of the CONTAIN COVID-19 Randomized Trial.Neurology(R) neuroimmunology & neuroinflammation · 2024Trial
- Safety, Immunovirologic, and Central Nervous System Effects of PD-1 Inhibition in People With HIV Without Malignancy.The Journal of infectious diseases · 2026Article
- Neurological Manifestations in Adult Survivors of Ebola Virus Disease.JAMA neurology · 2026Article
- Designing studies for post-treatment Lyme disease and other infection-associated chronic illnesses.Brain : a journal of neurology · 2026Review
- Cognitive and Neuropsychiatric Sequelae After SARS-CoV-2 Infection: A Narrative Review and Exploratory Cross-Sectional Study of Neurofilament Light Chain and GFAP.Brain sciences · 2026Article
- Cardiovascular burden of long coronavirus disease: Clinical challenges and emerging biomarkers.World journal of cardiology · 2026Review
- Central noradrenergic deficiency in post-infectious chronic fatigue: neurobehavioral correlates.Brain communications · 2026Article
- Article
- Longitudinal trajectories of neurologic symptoms and cognitive associations at 36-months post-hospitalization for COVID-19.Frontiers in neurology · 2026Observational
- Long COVID involves activation of proinflammatory and immune exhaustion pathways.Nature immunology · 2026Observational
- Characterization of subchronic lung and brain consequences caused by mouse-adapted SARS-CoV-2 and influenza A infection of C57BL6 mice.Frontiers in immunology · 2026Article
- Brain fog symptoms in individuals with and without post COVID-19 condition: translation and validation of the brain fog scale.Frontiers in psychiatry · 2026Article
- Factors associated with severe neurological sequelae of COVID-19: findings from the multicenter COVID-BRAIN imaging cohort.Frontiers in human neuroscience · 2026Article
- Effects of nicotinamide riboside on NAD+ levels, cognition, and symptom recovery in long-COVID: a randomized controlled trial.EClinicalMedicine · 2025Article
- SARS-CoV-2 spike triggers TLR7-dependent endolysosome dysfunction and senescence in human astrocytes.Journal of neuroinflammation · 2025Article
- Review
- Novel modelling approaches to elucidate the genetic architecture of resilience to Alzheimer's disease.Brain : a journal of neurology · 2025Article
- Multidisciplinary collaborative guidance on the assessment and treatment of patients with Long COVID: A compendium statement.PM & R : the journal of injury, function, and rehabilitation · 2025Article
- Cardiorespiratory impact of COVID-19 in young adults: A propensity score-weighted cohort study.New microbes and new infections · 2025Article
- Pathophysiological Significance of α-Synuclein in Sympathetic Nerves: In Vivo Observations.Neurology · 2025Observational
Corrections and comments
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Authors and funding
17 authors at 1 institution in 2 countries.
Funding
Abstract
BACKGROUND AND
objectivesSARS-CoV-2 infection has been associated with a syndrome of long-term neurologic sequelae that is poorly characterized. We aimed to describe and characterize in-depth features of neurologic postacute sequelae of SARS-CoV-2 infection (neuro-PASC).
methodsBetween October 2020 and April 2021, 12 participants were seen at the NIH Clinical Center under an observational study to characterize ongoing neurologic abnormalities after SARS-CoV-2 infection. Autonomic function and CSF immunophenotypic analysis were compared with healthy volunteers (HVs) without prior SARS-CoV-2 infection tested using the same methodology.
resultsParticipants were mostly female (83%), with a mean age of 45 ± 11 years. The median time of evaluation was 9 months after COVID-19 (range 3-12 months), and most (11/12, 92%) had a history of only a mild infection. The most common neuro-PASC symptoms were cognitive difficulties and fatigue, and there was evidence for mild cognitive impairment in half of the patients (MoCA score <26). The majority (83%) had a very disabling disease, with Karnofsky Performance Status ≤80. Smell testing demonstrated different degrees of microsmia in 8 participants (66%). Brain MRI scans were normal, except 1 patient with bilateral olfactory bulb hypoplasia that was likely congenital. CSF analysis showed evidence of unique intrathecal oligoclonal bands in 3 cases (25%). Immunophenotyping of CSF compared with HVs showed that patients with neuro-PASC had lower frequencies of effector memory phenotype both for CD4 DISCUSSION: CSF immune dysregulation and neurocirculatory abnormalities after SARS-CoV-2 infection in the setting of disabling neuro-PASC call for further evaluation to confirm these changes and explore immunomodulatory treatments in the context of clinical trials.
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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.