Karel Šonka

Professor, senior researcher

Charles University, First Faculty of Medicine

Czech Republic

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About

Karel Šonka is a Professor and senior researcher at Charles University, First Faculty of Medicine, located in the Czech Republic. His research focuses on sleep disorders, particularly in relation to conditions such as Parkinson's disease and narcolepsy. Recent publications explore diverse topics including the effects of pharmacotherapy on pupillometry in Parkinson's patients, the role of the glymphatic system in sleep and disease modification, and the impact of sleep quality during hospitalization.

Articles (16)

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2025

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2025

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2025

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2025

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2025

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2024

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2023

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2023

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2022

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2022

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2022

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2022

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2022

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2022

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2021

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2021

Collaborators (17)

Karolina Janků

National Institute of Mental Health

CZECH REPUBLIC

Karel Šonka

Research Interests

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About

Articles (16)

Blood and cerebrospinal fluid metallomics uncover mercury, chromium, and iron alterations in de novo Parkinson's disease

Longitudinal analysis of pupillometry according to type of pharmacotherapy in Parkinson’s disease patients

Physical Activity: A Safe Step Toward Better Quality of Life in Narcolepsy

Sleep Quality of Patients on a General Department During the First Days of Hospitalization

Glymphatic system, sleep, and Parkinson’s disease: interconnections, research opportunities, and potential for disease modification

Perception of sleep during hospitalisation from the nurses’ and patients’ perspective: an exploratory qualitative study

Cortical and subcortical morphometric changes and their relation to cognitive impairment in isolated REM sleep behavior disorder

Idiopathic hypersomnia years after the diagnosis

Idling for Decades: A European Study on Risk Factors Associated with the Delay Before a Narcolepsy Diagnosis

Data-Driven Phenotyping of Central Disorders of Hypersomnolence With Unsupervised Clustering

Central Disorders of Hypersomnolence: Association with Fatigue, Depression and Sleep Inertia Prevailing in Women

Efficacy and Safety of Lower-Sodium Oxybate in an Open-Label Titration Period of a Phase 3 Clinical Study in Adults with Idiopathic Hypersomnia

Calcium, Magnesium, Potassium, and Sodium Oxybates Oral Solution: A Lower-Sodium Alternative for Cataplexy or Excessive Daytime Sleepiness Associated with Narcolepsy

Idiopathic Hypersomnia: Historical Account, Critical Review of Current Tests and Criteria, Diagnostic Evaluation in the Absence of Biological Markers and Robust Electrophysiological Diagnostic Criteria

Reliability and Validity of the Czech Version of the Pittsburgh Sleep Quality Index in Patients with Sleep Disorders and Healthy Controls

Defining Speech Subtypes in De Novo Parkinson Disease: Response to Long-term Levodopa Therapy

Collaborators (17)

Karolina Janků

Darja Jarosova

Denisa Manková

Rafael Del Río Villegas

Claudio Lino Bassetti

Jan Rusz

Marek Susta

Giuseppe Plazzi

Jan Novak

Evžen Růžička

Jiří Keller

Petr Dusek

Radim Krupicka

Jan Kuta

Rosa Peraita‐Adrados

Filip Havlik

Ondrej Slanar

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