Janika Kõrv, Professor in Clinical Neurology, University of Tartu

Janika Kõrv, Professor in Clinical Neurology, University of Tartu

Title history
  • Janika Kõrv, Professor in Clinical Neurology, University of Tartu — observed on 20261028-0744 UTC (YouTube)

by Janika Kõrv · View the channel on PSI

Life & Natural Systems Medicine & Health MMedicine and NursingMKJNeurology and clinical neurophysiology
🎙 Janika Kõrv 👥 1K 📅 October 28, 2026 ⏱ 20 min 👁 1 📄 original study 🧭 2026-10-28
Available in: English (current) Français

Keywords

strokecryptogenicCADASILpolygenic risktranscriptomics

Summary

The presentation by Professor Janika Kõrv focuses on stroke research, emphasizing the integration of genetics and clinical neuroscience. She begins by defining stroke as an acute neurological syndrome with multiple causes, and highlights its global burden: approximately 12 million new cases per year, being the fourth leading cause of death and disability. Notably, 25% of stroke patients are under 50, which underscores the need for studying young stroke survivors who face decades of living with the condition. Kõrv discusses the heterogeneity of ischemic stroke subtypes and the challenge of cryptogenic strokes with unknown etiology. She introduces the Estonian Young Stroke Registry, which has collected detailed clinical, imaging, and biological data from 700 patients since 2013. The talk then covers monogenic causes, particularly CADASIL, a common cause of small vessel disease. She presents results from the GIGASTROKE meta-analysis, which identified 61 new genetic loci, and discusses the potential clinical utility of polygenic risk scores, noting that their benefit for young stroke patients remains to be evaluated. Finally, she presents preliminary findings from their multi-omics studies, including transcriptomic and metabolomic analyses, which show subtype- and time-related differences in gene expression and lipid profiles. The talk concludes with next steps: validating findings, linking molecular profiles to outcomes, and ultimately improving diagnosis, prognosis, and prevention.

211 words

Critical Evaluation

Value of the Information & Strength of the Argument

The talk provides a valuable clinical perspective on genetic research in stroke, arguing for a subtype-specific approach rather than treating all strokes as a single entity. The argumentation is solid, backed by data from the Estonian registry and international consortia, yet properly acknowledges the preliminary nature of many results and the need for independent validation. The speaker effectively bridges clinical questions with molecular findings, highlighting practical challenges such as the interpretation of polygenic risk scores in clinical practice.

Scientific Rigor, Source Quality, Title Accuracy

The scientific rigor is good: the talk references well-established projects like GIGASTROKE and the Estonian Young Stroke Registry, and includes caveats about the limitations of current evidence. The quality of sources is high, relying on published meta-analyses and their own collected data. The title accurately describes the content, which connects genetic research with clinical neurology. The presentation maintains a professional tone and transparently discusses unresolved questions, contributing to its credibility.

163 words

Title / Content Match

The title accurately reflects the content, which bridges genetics and clinical neuroscience in the context of stroke research.

Quality & Reliability

8/10

The talk presents data from established registries and large international consortia, with clear caveats about preliminary results. The speaker is a clinical professor and presents balanced views on limitations.

Key Moments

Markers derived by PSI from the transcript: the creator did not define chapters.

Cited Sources

  • GIGASTROKE: International Stroke Genetics Consortium — Large meta-analysis cited for genetic loci and polygenic risk scores
  • Estonian Young Stroke Registry — Registry providing clinical and molecular data used in the presented studies
  • CADASIL (Cerebral Autosomal Dominant Arteriopathy with Subcortical Infarcts and Leukoencephalopathy) — Monogenic disorder discussed as a common cause of small vessel disease

Contribution & Novelties

This presentation provides a valuable clinical perspective on genetic research in stroke, emphasizing the importance of studying specific subtypes and young populations. It presents initial results from the Estonian biobank and transcriptomic study on cryptogenic stroke, opening avenues for potential biomarkers. The emphasis on independent validation and clinical evaluation is a notable contribution.

Pour aller plus loin :

100 words

Radar Profile

The radar profile shows high scores in quantity and reliability, with moderate technical level and quality. This indicates a comprehensive and credible presentation, though not extremely detailed in technical depth.

Reliability 8/10