ReviewClinical reviews in allergy & immunology2023
A Review of Persistent Post-COVID Syndrome (PPCS).
Review in Clinical reviews in allergy & immunology, 2023. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 198 papers, 7 of them syntheses that pooled 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.
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.
Neither the registry nor the abstract names a trial number. If this is a trial report, that itself is worth knowing.
Who cites it
198 citing papers in PubMed, 7 syntheses or guidelines pooled it.
- Persistent inflammatory cytokine signature in long Covid-19 patients: a meta-analysis.Inflammopharmacology · 2026Pooled it
- Psychophysiological Adaptations to Exercise Training in COVID-19 Patients: A Systematic Review.BioMed research international · 2024Pooled it
- Meta-Analysis of COVID-19 Metabolomics Identifies Variations in Robustness of Biomarkers.International journal of molecular sciences · 2023Pooled it
- Clinical trials on the pharmacological treatment of long COVID: A systematic review.Journal of medical virology · 2023Pooled it
- Fatigue and cognitive impairment in Post-COVID-19 Syndrome: A systematic review and meta-analysis.Brain, behavior, and immunity · 2022Pooled it
- Short-term and Long-term Rates of Postacute Sequelae of SARS-CoV-2 Infection: A Systematic Review.JAMA network open · 2021Pooled it
- Long COVID and Myalgic Encephalomyelitis/Chronic Fatigue Syndrome (ME/CFS)-A Systemic Review and Comparison of Clinical Presentation and Symptomatology.Medicina (Kaunas, Lithuania) · 2021Pooled it
- Modulating subjective and objective cognitive state fatigue in long COVID with repetitive anodal tDCS: results from a double-blinded randomized controlled trial.BMC neuroscience · 2026Trial
- Virtual recovery: efficacy of telerehabilitation on dyspnea, pain, and functional capacity in post-COVID-19 syndrome.Irish journal of medical science · 2025Trial
- Effect of ultrasound-guided individualized positive end-expiratory pressure on the severity of postoperative atelectasis in elderly patients: a randomized controlled study.Scientific reports · 2024Trial
- Long term outcomes of hyperbaric oxygen therapy in post covid condition: longitudinal follow-up of a randomized controlled trial.Scientific reports · 2024Trial
- The effect of hyperbaric oxygen therapy on myocardial function in post-COVID-19 syndrome patients: a randomized controlled trial.Scientific reports · 2023Trial
- Hyperbaric oxygen therapy improves neurocognitive functions and symptoms of post-COVID condition: randomized controlled trial.Scientific reports · 2022Trial
- Association Between Post-COVID Consequences and Cognitive Performance in University Students: A Cross-Sectional Study.European journal of investigation in health, psychology and education · 2026Article
- Copper(II) benzyloxychalcone analogues as new potential metallodrugs against SARS-CoV-2 replication.The Journal of general virology · 2026Article
- Tea Polyphenols in the COVID-19 Era: Mechanistic Insights and Translational Challenges.Current issues in molecular biology · 2026Review
- Psychopathological, neuropsychological and sociodemographic description of the population using a post-COVID outpatient clinic: results from the 2Long4COVID BLOOD study.European archives of psychiatry and clinical neuroscience · 2026Article
- Assessment of dynamic cerebral blood flow changes during cognitive tasks in patients with post-COVID-19 syndrome.Brain communications · 2026Article
- Burnout and perceived health in medical residents after the COVID-19 pandemic: a single-center cross-sectional study.Frontiers in psychiatry · 2026Article
- Quality of Life and Functional Status in Individuals with Persistent Post-COVID Symptoms: A Cross-Sectional Comparison by Reported Rehabilitation.Medicina (Kaunas, Lithuania) · 2025Article
138 more citing papers are in PubMed but not listed here.
Corrections and comments
PubMed lists nothing against this paper. Absence here is not a guarantee, only a check that was made.
Authors and funding
7 authors.
Funding
No grant is acknowledged in the PubMed record.
Abstract
Persistent post-COVID syndrome, also referred to as long COVID, is a pathologic entity, which involves persistent physical, medical, and cognitive sequelae following COVID-19, including persistent immunosuppression as well as pulmonary, cardiac, and vascular fibrosis. Pathologic fibrosis of organs and vasculature leads to increased mortality and severely worsened quality of life. Inhibiting transforming growth factor beta (TGF-β), an immuno- and a fibrosis modulator, may attenuate these post-COVID sequelae. Current preclinical and clinical efforts are centered on the mechanisms and manifestations of COVID-19 and its presymptomatic and prodromal periods; by comparison, the postdrome, which occurs in the aftermath of COVID-19, which we refer to as persistent post-COVID-syndrome, has received little attention. Potential long-term effects from post-COVID syndrome will assume increasing importance as a surge of treated patients are discharged from the hospital, placing a burden on healthcare systems, patients' families, and society in general to care for these medically devastated COVID-19 survivors. This review explores underlying mechanisms and possible manifestations of persistent post-COVID syndrome, and presents a framework of strategies for the diagnosis and management of patients with suspected or confirmed persistent post-COVID syndrome.
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What OpenQuestion holds
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.