K Sonka

Summary

Affiliation: Charles University
Country: Czech Republic

Publications

  1. ncbi Cataplexy treated with escitalopram--clinical experience
    Karel Sonka
    Department of Neurology, 1st Medical Faculty, Charles University of Prague, Czech Republic
    Neuro Endocrinol Lett 27:174-6. 2006
  2. ncbi Evening and morning plasma levels of protein S100B in patients with obstructive sleep apnea
    Karel Sonka
    Department of Neurology, 1st Medical Faculty and General Teaching Hospital, Charles University, Prague, Czech Republic
    Neuro Endocrinol Lett 28:575-9. 2007
  3. ncbi Advanced oxidation protein products in obstructive sleep apnea
    K Sonka
    Department of Neurology, Charles University in Prague, First Faculty of Medicine and General Teaching Hospital, Prague, Czech Republic
    Prague Med Rep 109:159-65. 2008
  4. ncbi Obesity accompanies narcolepsy with cataplexy but not narcolepsy without cataplexy
    Karel Sonka
    Department of Neurology, First Faculty of Medicine, Charles University in Prague and General University Hospital in Prague, Czech Republic
    Neuro Endocrinol Lett 31:631-4. 2010
  5. ncbi Restless legs syndrome in 2004
    K Sonka
    Department of Neurology of the First Faculty of Medicine, Charles University in Prague, Czech Republic
    Prague Med Rep 105:337-56. 2004
  6. ncbi Management of restless legs syndrome by the partial D2-agonist terguride
    Karel Sonka
    Department of Neurology, First Medical Faculty, Charles University, Katerinska 30, 12000 Prague 2, Czech Republic
    Sleep Med 4:455-7. 2003
  7. ncbi Volume of the amygdala is reduced in patients with narcolepsy - a structural MRI study
    Jiri Brabec
    Institute of Anatomy, Charles University, Prague, Czech Republic
    Neuro Endocrinol Lett 32:652-6. 2011
  8. ncbi [Socioeconomic aspects of sleep-related breathing disorders]
    K Sonka
    Centrum pro poruchy spánku a bdĕní, Neurologická klinika 1 lékarské fakulty Univerzity Karlovy a Vseobecné fakultní nemocnice v Praze
    Sb Lek 103:59-63. 2002
  9. ncbi [Manifestations of abnormal behavior during REM sleep in all-night polysomnography in patients with Parkinson disease]
    K Sonka
    Centrum pro poruchy spánku a bdĕní Neurologické kliniky 1 lékarské fakulty Univerzity Karlovy a Vseobecné fakultní nemocnice v Praze, Katerinska 30, 120 00 Praha 2 Czech Republic
    Sb Lek 101:353-6. 2000
  10. ncbi Seizures in sleep apnea patients: occurrence and time distribution
    K Sonka
    Department of Neurology of 1 Medical Faculty, Charles University, Katerinska 30, 120 00 Prague 2, Czech Republic
    Sb Lek 101:229-32. 2000

Collaborators

Detail Information

Publications37

  1. ncbi Cataplexy treated with escitalopram--clinical experience
    Karel Sonka
    Department of Neurology, 1st Medical Faculty, Charles University of Prague, Czech Republic
    Neuro Endocrinol Lett 27:174-6. 2006
    ..Narcolepsy with cataplexy is a debilitating sleep disease of which some symptoms can be treated with antidepressants. The antidepressant escitalopram is considered the most specific serotonin reuptake inhibitor...
  2. ncbi Evening and morning plasma levels of protein S100B in patients with obstructive sleep apnea
    Karel Sonka
    Department of Neurology, 1st Medical Faculty and General Teaching Hospital, Charles University, Prague, Czech Republic
    Neuro Endocrinol Lett 28:575-9. 2007
    ..To find out about any diffuse damage to the brain tissue, we studied the S100B protein, whose serum level is known to rise in stroke and craniocerebral trauma...
  3. ncbi Advanced oxidation protein products in obstructive sleep apnea
    K Sonka
    Department of Neurology, Charles University in Prague, First Faculty of Medicine and General Teaching Hospital, Prague, Czech Republic
    Prague Med Rep 109:159-65. 2008
    ..2 (SD=35.3) pmol/l, the difference was not significant. The AOPP were found correlated with the AHI (apnoe/hypopnoe index) (R=0.485, P=0.030). The results support the hypothesis that OSA increases the oxidative stress and atherogenesis...
  4. ncbi Obesity accompanies narcolepsy with cataplexy but not narcolepsy without cataplexy
    Karel Sonka
    Department of Neurology, First Faculty of Medicine, Charles University in Prague and General University Hospital in Prague, Czech Republic
    Neuro Endocrinol Lett 31:631-4. 2010
    ..Since hypocretin is known to regulate not only wakefulness but also eating behaviour, we decided to compare the two entities for body mass index (BMI) and the presence of obesity...
  5. ncbi Restless legs syndrome in 2004
    K Sonka
    Department of Neurology of the First Faculty of Medicine, Charles University in Prague, Czech Republic
    Prague Med Rep 105:337-56. 2004
    ..The most important pharmacologic treatment used in RLS includes L-DOPA, dopamine agonists, opiates, anticonvulsants and benzodiazepines. Therapy improves significantly the condition in long-term at least in 80% of RLS patients...
  6. ncbi Management of restless legs syndrome by the partial D2-agonist terguride
    Karel Sonka
    Department of Neurology, First Medical Faculty, Charles University, Katerinska 30, 12000 Prague 2, Czech Republic
    Sleep Med 4:455-7. 2003
    ..Terguride as a partial D2-receptors agonist seems suitable for treatment of restless legs syndrome (RLS)...
  7. ncbi Volume of the amygdala is reduced in patients with narcolepsy - a structural MRI study
    Jiri Brabec
    Institute of Anatomy, Charles University, Prague, Czech Republic
    Neuro Endocrinol Lett 32:652-6. 2011
    ..To date, imaging studies have failed to reveal consistent brain abnormalities in NC patients...
  8. ncbi [Socioeconomic aspects of sleep-related breathing disorders]
    K Sonka
    Centrum pro poruchy spánku a bdĕní, Neurologická klinika 1 lékarské fakulty Univerzity Karlovy a Vseobecné fakultní nemocnice v Praze
    Sb Lek 103:59-63. 2002
    ..The society pays for the SAS patient higher medical costs and other expenses related to the accidents, co morbidity and lower professional productivity...
  9. ncbi [Manifestations of abnormal behavior during REM sleep in all-night polysomnography in patients with Parkinson disease]
    K Sonka
    Centrum pro poruchy spánku a bdĕní Neurologické kliniky 1 lékarské fakulty Univerzity Karlovy a Vseobecné fakultní nemocnice v Praze, Katerinska 30, 120 00 Praha 2 Czech Republic
    Sb Lek 101:353-6. 2000
    ..No behavioural symptoms of RBD were observed. The authors stress on the disposition to RBD in great number of patients with RBD and on the necessity to look for RBD by detailed disease history...
  10. ncbi Seizures in sleep apnea patients: occurrence and time distribution
    K Sonka
    Department of Neurology of 1 Medical Faculty, Charles University, Katerinska 30, 120 00 Prague 2, Czech Republic
    Sb Lek 101:229-32. 2000
    ..The findings of high proportion of subjects with epilepsy among SAS subjects, of late seizure onset and of predominantly sleep occurrence of seizures suggest that sleep apnea and hypopnea can facilitate epileptic seizures...
  11. ncbi [The sleep apnea syndrome in hypophyseal disorders with the exception of acromegaly]
    M Pretl
    Neurologická klinika, 1 lékarské fakulty Univerzity Karlovy a Vseobecné fakultní nemocnice v Praze, Katerinska 30, 120 00 Praha 2 Nové Mĕsto, Czech Republic
    Sb Lek 101:387-92. 2000
    ..Five of them continue in using of CPAP--four patients with good compliance. The occurrence of SAS was 16.05% in measured group, higher than in normal population...
  12. ncbi [Hypocretin (orexin) deficiency in narcolepsy-cataplexy]
    S Nevsimalova
    Neurologická klinika 1 lékarské fakulty, Univerzity Karlovy a Vseobecné fakultní nemocnice, Katerinska 30, 120 00 Praha 2, Czech Republic
    Sb Lek 101:381-6. 2000
    ....
  13. doi Arousals in nocturnal groaning
    I Prihodova
    Department of Neurology, Charles University in Prague, General Teaching Hospital, Czech Republic
    Sleep Med 10:1051-5. 2009
    ..We sought to assess its impact on sleep microstructure, i.e., the frequency of arousals relative to the groaning episodes. The frequency, duration and sleep-stage distribution of the groaning episodes were also studied...
  14. ncbi Increased REM density in narcolepsy-cataplexy and the polysymptomatic form of idiopathic hypersomnia
    J Vankova
    Department of Neurology, 1st Medical Faculty, Charles University, Prague, Czech Republic
    Sleep 24:707-11. 2001
    ..p>0.05).(II) The intra-night phasic activity distribution was found rising more conspicuously in the hypersomniacs than in the controls...
  15. doi Sleep disorders in Wilson's disease
    S Nevsimalova
    Department of Neurology, Charles University, 1st Faculty of Medicine and General Teaching Hospital, Prague, Czech Republic
    Eur J Neurol 18:184-90. 2011
    ..The aim of the study is to verify sleep co-morbidity by questionnaire and objective sleep examinations (polysomnography, multiple sleep latency test)...
  16. ncbi Electromagnetic field of mobile phones affects visual event related potential in patients with narcolepsy
    R Jech
    Department of Neurology, 1st Medical Faculty, Charles University, Prague, Czech Republic
    Bioelectromagnetics 22:519-28. 2001
    ..05). In conclusion, the electromagnetic field of MP may suppress the excessive sleepiness and improve performance while solving a monotonous cognitive task requiring sustained attention and vigilance...
  17. ncbi Craniofacial abnormalities and their relevance for sleep apnoea syndrome aetiopathogenesis in acromegaly
    S Dostalova
    Department of Neurology, 1st Medical Faculty, Charles University, Prague, Czech Republic
    Eur J Endocrinol 144:491-7. 2001
    ..To explain the effect of craniofacial relations on the development of the sleep apnoea syndrome (SAS) in acromegaly, and to elucidate how the activity of acromegaly affects the severity of SAS...
  18. ncbi [Excessive daytime somnolence and its psychosocial sequelae]
    S Nevsimalova
    Neurologická klinika 1 lékarské fakulty Univerzity Karlovy a Vseobecné fakultní nemocnice, Katerinska 30, 120 00 Praha 2, Czech Republic
    Sb Lek 103:51-7. 2002
    ..All 57 patients reported excessive daytime sleepiness as the most discomforting symptom that in 40% of them was responsible for career curtailment in a productive age and for living on partial or full disability...
  19. doi Does age at the onset of narcolepsy influence the course and severity of the disease?
    Sona Nevsimalova
    Charles University, Department of Neurology, Prague, Czech Republic
    Sleep Med 10:967-72. 2009
    ..The aim of the study is to compare the course and severity of narcolepsy in relation to different ages at the disease onset...
  20. ncbi Familial aspects of narcolepsy-cataplexy in the Czech Republic
    S Nevsimalova
    Department of Neurology 1st Medical Faculty, Charles University, Prague, Czech Republic
    Sleep 20:1021-6. 1997
    ....
  21. ncbi [Sleep disorders and the 24-hour profile of melatonin and cortisol]
    K Blazejova
    Neurologická klinika 1 lékarské fakulty Univerzity Karlovy a Vseobecné fakultní nemocnice v Praze, Katerinska 30, 120 00 Praha 2, Czech Republic
    Sb Lek 101:347-51. 2000
    ..The peak of the melatonin concentration occurred later in DSPS (non significantly). Low level of melatonin and prolonged signal of melatonin was in Parkinson's disease patients...
  22. ncbi Medical factors of falling asleep behind the wheel
    J Volna
    Department of Neurology, First Faculty of Medicine, Charles University, General Teaching Hospital, Prague, Czech Republic
    Prague Med Rep 107:290-6. 2006
    ..Sleepiness in persons without sleep disorder may occur due to preventable causes such as poor sleep habits which lead to sleep deprivation...
  23. doi Restless legs syndrome in Czech patients with multiple sclerosis: an epidemiological and genetic study
    J Vavrova
    Helmholtz Zentrum Munich, National Research Center of Environment and Health, Institute of Human Genetics, Ingolstadter Landstrasse 1, Oberschleissheim, Munich 85764, Germany
    Sleep Med 13:848-51. 2012
    ..The aim of our study was to evaluate the prevalence of RLS among Czech patients with MS and to further analyze the impact of known genetic risk factors for RLS in patients with MS...
  24. ncbi Changing of facial skeleton for treatment of obstructive sleep apnoea syndrome
    R Foltán
    Department of Stomatology of the First Faculty of Medicine, Charles University in Prague, and General Teaching Hospital, Czech Republic
    Prague Med Rep 106:149-58. 2005
    ..Thus also muscles fixed to the facial skeleton and upper airway dilatators are moved forward. The discussion also mentions possible complications and limitations of this surgical technique...
  25. ncbi Reduced hypothalamic gray matter in narcolepsy with cataplexy
    J Buskova
    Department of Neurology, 1st Medical Faculty, Charles University of Prague, Czech Republic
    Neuro Endocrinol Lett 27:769-72. 2006
    ..To support one of these hypothesis we aimed to detect structural changes in the hypothalamus of narcoletic patients...
  26. ncbi The effects of sleep and sleep deprivation on metabolic, endocrine and immune parameters
    E Maurovich-Horvat
    Charles University in Prague, First Faculty of Medicine and General Teaching Hospital, Department of Neurology, Prague, Czech Republic
    Prague Med Rep 109:275-85. 2008
    ..This short review focuses on the main results of studies examining the effects of sleep and sleep deprivation on metabolism with extra emphasis on appetite regulation, and on the endocrine and immune system...
  27. ncbi Olfactory dysfunction in narcolepsy with and without cataplexy
    Jitka Buskova
    Department of Neurology, 1st Faculty of Medicine, Charles University, Prague, Czech Republic
    Sleep Med 11:558-61. 2010
    ..We investigated if hyposmia is specific to narcolepsy with cataplexy (N-C) or if narcolepsy without cataplexy (NwC) is also associated with olfactory dysfunction...
  28. ncbi Sleep apnea in carotid stenosis
    Zilla Sonková
    Department of Neurology, Hospital Na Homolce, 1st Medical Faculty, Charles University, Prague, Czech Republic
    Neuro Endocrinol Lett 30:61-6. 2009
    ..Sleep apnea is associated with advanced atherosclerosis. This study was focused on sleep breathing in patients with hemodynamically significant carotid stenosis, currently free from clinical symptoms...
  29. ncbi Suggestive evidence of erythropoietin level abnormality in patients with sporadic and familial cases of the restless legs syndrome
    David Kemlink
    Department of Neurology, 1st Medical Faculty, Charles University of Prague, Czech Republic
    Neuro Endocrinol Lett 28:643-6. 2007
    ..The lack of objective and quantitative parameters in familial RLS also represents a drawback for genetic studies. We tried to find a feature distinguishing the sporadic from the familial forms of the RLS...
  30. ncbi REM sleep without atonia in narcolepsy
    Jitka Buskova
    Department of Neurology, 1st Faculty of Medicine, Charles University, Prague, Czech Republic
    Neuro Endocrinol Lett 30:757-60. 2009
    ..While there are a number of observations/quantifications indicating a greater proportion of REM sleep without atonia (RWA) in narcolepsy, the intra-night distribution of this parameter has not been evaluated...
  31. ncbi Cephalometric assessment of cranial abnormalities in patients with acromegaly
    Simona Dostálová
    Department of Neurology, 1st Medical Faculty, Charles University, Prague, Czech Republic
    J Craniomaxillofac Surg 31:80-7. 2003
    ..Patients with acromegaly (12 women, 26 men) and a control group (36 women, 50 men) were chosen for cephalometry to assess the size, shape and positional characteristics of the craniofacial bones and the upper airways...
  32. ncbi Effects of ropinirole prolonged-release on sleep disturbances and daytime sleepiness in Parkinson disease
    Petr Dusek
    Department of Neurology, Charles University in Prague, 1st Faculty of Medicine and General Teaching Hospital, Praha, Czech Republic
    Clin Neuropharmacol 33:186-90. 2010
    ..Ropinirole prolonged-release compared with RIR improved subjective quality of sleep, reduced daytime sleepiness, and led to disappearance of SAs in some patients possibly due to a more stable plasma level of ropinirole...
  33. ncbi A comparison of polysomnographic and actigraphic evaluation of periodic limb movements in sleep
    David Kemlink
    Department of Neurology, General Teaching Hospital and First Medical Faculty, Charles University, Prague, Czech
    Neurol Res 30:234-8. 2008
    ..The aim of our study was to assess sensitivity-related parameters of actigraphic detection of PLMS in comparison to the PSG, when mounted at ankles and at the base of the big toe...
  34. ncbi Family-based association study of the restless legs syndrome loci 2 and 3 in a European population
    David Kemlink
    Institute of Human Genetics, GSF National Research Center for Environment and Health, Munich, Germany
    Mov Disord 22:207-12. 2007
    ..0077, respectively). These results represent the first confirmation of these loci in a mixed European population. Variable results observed in families of different ethnic groups further corroborate the genetic complexity of RLS...
  35. ncbi Genetics of restless legs syndrome (RLS): State-of-the-art and future directions
    Juliane Winkelmann
    Institute of Human Genetics, GSF National Research Center for Environment and Health, Munich, Germany
    Mov Disord 22:S449-58. 2007
    ..One important prerequisite for future successful genetic studies in RLS is the availability of large and thoroughly phenotyped patients and family samples for linkage as well as association studies...
  36. ncbi PTPRD (protein tyrosine phosphatase receptor type delta) is associated with restless legs syndrome
    Barbara Schormair
    Institute of Human Genetics, Helmholtz Zentrum Munchen German Research Center for Environmental Health, Neuherberg 85764, Germany
    Nat Genet 40:946-8. 2008
    ..91 x 10(-10), odds ratio (OR) = 1.44; rs1975197, P(nominal/lambda corrected) = 5.81 x 10(-9), OR = 1.31). This work identifies PTPRD as the fourth genome-wide significant locus for RLS...
  37. ncbi Clinical trials in restless legs syndrome--recommendations of the European RLS Study Group (EURLSSG)
    Claudia Trenkwalder
    Paracelsus Elena Hospital, Center of Parkinsonism and Movement Disorders, Klinikstr 16, 34128 Kassel, Germany
    Mov Disord 22:S495-504. 2007
    ..The aim of these recommendations is to support research groups or pharmaceutical companies in the design of optimized study protocols...