Imre Szirmai

Summary

Publications

  1. ncbi request reprint How does the brain create rhythms?
    Imre Szirmai
    Department of Neurology, Semmelweis University, Budapest
    Ideggyogy Sz 63:13-23. 2010
  2. ncbi request reprint [Pulvinar]
    Imre Szirmai
    Semmelweis Egyetem, Neurológiai Klinika, Budapest, Hungary
    Neuropsychopharmacol Hung 15:19-26. 2013
  3. ncbi request reprint [Neurophobia]
    Imre Szirmai
    Semmelweis Egyetem, Neurológiai Klinika, Budapest
    Ideggyogy Sz 65:221-8. 2012
  4. doi request reprint 120 years of hippocampal Schaffer collaterals
    Imre Szirmai
    Department of Neurology, Semmelweis University Budapest, Hungary
    Hippocampus 22:1508-16. 2012
  5. ncbi request reprint [Vascular or "lower body Parkinsonism": rise and fall of a diagnosis]
    Imre Szirmai
    Semmelweis Egyetem, Neurológiai Klinika, Budapest
    Ideggyogy Sz 64:385-93. 2011
  6. ncbi request reprint [Neurology! Adieau? (Part 1)]
    Imre Szirmai
    Semmelweis Egyetem, Neurológiai Klinika, Budapest
    Ideggyogy Sz 63:148-55. 2010
  7. ncbi request reprint [Neurology! Adieau? (Part 2)]
    Imre Szirmai
    Semmelweis Egyetem, Neurológiai Klinika, Budapest
    Ideggyogy Sz 63:156-63. 2010
  8. ncbi request reprint [EEG investigations in cognitive impairments]
    Imre Szirmai
    Semmelweis Egyetem, Neurológiai Klinika, Budapest
    Ideggyogy Sz 64:14-23. 2011
  9. ncbi request reprint Movement-related beta responses in essential tremor and Parkinson's disease
    Gertrúd Tamás
    Semmelweis Egyetem, Általános Orvostudományi Kar, Neurológiai Klinika, Budapest
    Ideggyogy Sz 59:417-24. 2006
  10. ncbi request reprint Correlation between blood flow velocity in the middle cerebral artery and EEG during cognitive effort
    Imre Szirmai
    Department of Neurology, Semmelweis University Budapest, 1083 Budapest, Balassa u 6 Hungary
    Brain Res Cogn Brain Res 24:33-40. 2005

Collaborators

Detail Information

Publications45

  1. ncbi request reprint How does the brain create rhythms?
    Imre Szirmai
    Department of Neurology, Semmelweis University, Budapest
    Ideggyogy Sz 63:13-23. 2010
    ..The meter and rhythm have superiority over the melody. It is possible that rhythmic movements can be generated also in the absence of sensory input and the central oscillators can produce "fictive motor patterns"...
  2. ncbi request reprint [Pulvinar]
    Imre Szirmai
    Semmelweis Egyetem, Neurológiai Klinika, Budapest, Hungary
    Neuropsychopharmacol Hung 15:19-26. 2013
    ..Increased bilateral signal intensity of the pulvinar on MRI was detected in cases of the new variants of Creutzfeldt-Jakob- and Fabry diseases...
  3. ncbi request reprint [Neurophobia]
    Imre Szirmai
    Semmelweis Egyetem, Neurológiai Klinika, Budapest
    Ideggyogy Sz 65:221-8. 2012
    ..To master neurology dedicated teachers are needed whom neurology residents would have to meet personally with optimal frequency. However, these requirements seem to fail because of the chiefly technical character of the actual reforms...
  4. doi request reprint 120 years of hippocampal Schaffer collaterals
    Imre Szirmai
    Department of Neurology, Semmelweis University Budapest, Hungary
    Hippocampus 22:1508-16. 2012
    ..To decipher the history of this well-known eponym, we review Schaffer's original German publication and follow the impact of his research in the contemporary literature...
  5. ncbi request reprint [Vascular or "lower body Parkinsonism": rise and fall of a diagnosis]
    Imre Szirmai
    Semmelweis Egyetem, Neurológiai Klinika, Budapest
    Ideggyogy Sz 64:385-93. 2011
    ..In conclusion: most of the central gait disorders regarding the pathology and their appearance can not be called "parkinsonism"; these are much closer related to the localization of lesions rather than to the diagnostic categories...
  6. ncbi request reprint [Neurology! Adieau? (Part 1)]
    Imre Szirmai
    Semmelweis Egyetem, Neurológiai Klinika, Budapest
    Ideggyogy Sz 63:148-55. 2010
    ..Among young neurologists the propedeutic skills suffered most seriously. Subspecialisation of teachers also interferes with the practice oriented teaching of medical students and residents...
  7. ncbi request reprint [Neurology! Adieau? (Part 2)]
    Imre Szirmai
    Semmelweis Egyetem, Neurológiai Klinika, Budapest
    Ideggyogy Sz 63:156-63. 2010
    ....
  8. ncbi request reprint [EEG investigations in cognitive impairments]
    Imre Szirmai
    Semmelweis Egyetem, Neurológiai Klinika, Budapest
    Ideggyogy Sz 64:14-23. 2011
    ..The QEEG can be conclusive in the analysis of particular processes of mental activity, such as timing, state of activation, hierarchical organisation of cortical territories and mechanism of electrogenesis...
  9. ncbi request reprint Movement-related beta responses in essential tremor and Parkinson's disease
    Gertrúd Tamás
    Semmelweis Egyetem, Általános Orvostudományi Kar, Neurológiai Klinika, Budapest
    Ideggyogy Sz 59:417-24. 2006
    ..To investigate the pathomechanism of essential (ET) and parkinsonian tremor (PT) by studying the correlation between tremor severity and movement-related beta rhythm changes of the human electroencephalogram...
  10. ncbi request reprint Correlation between blood flow velocity in the middle cerebral artery and EEG during cognitive effort
    Imre Szirmai
    Department of Neurology, Semmelweis University Budapest, 1083 Budapest, Balassa u 6 Hungary
    Brain Res Cogn Brain Res 24:33-40. 2005
    ..Parallel analysis of EEG and flow parameters increases the confidence of determining hemispheric dominance and provides an alternative to study physiological consequences of cognitive processes...
  11. ncbi request reprint Delayed beta synchronization after movement of the more affected hand in essential tremor
    Gertrúd Tamás
    Semmelweis University, Faculty of Medicine, Department of Neurology, Balassa u 6, 1083 Budapest, Hungary
    Neurosci Lett 405:246-51. 2006
    ..The increase of PMBS latency after movement of the more affected hand in ET indicates possible cortical mechanisms in essential tremor generation...
  12. ncbi request reprint Impairment of post-movement beta synchronisation in parkinson's disease is related to laterality of tremor
    Gertrúd Tamás
    Department of Neurology, Semmelweis University Budapest, Hungary, 1083, Balassa u 6, Budapest, Hungary
    Clin Neurophysiol 114:614-23. 2003
    ..To investigate the pathophysiology of this phenomenon, we examined its characteristics in patients with unilateral tremor-dominant Parkinson's disease (PD)...
  13. ncbi request reprint Hypocapnia induced by involuntary hyperventilation during mental arithmetic reduces cerebral blood flow velocity
    Róbert Debreczeni
    Department of Neurology, Faculty of Medicine, Semmelweis University, Balassa u 6, Budapest, Hungary
    Tohoku J Exp Med 217:147-54. 2009
    ..In conclusion, when interpreting the results of functional neuroimaging studies on cognitive mechanisms, the tight coupling of the effects of mental processes and autonomic/metabolic reactions should be considered...
  14. ncbi request reprint [Investigation of cerebral autoregulation in Parkinson's disease--a transcranial Doppler study]
    Róbert Debreczeni
    Semmelweis Egyetem, Általános Orvostudományi Kar, Neurológiai Klinika, Budapest
    Ideggyogy Sz 58:245-52. 2005
    ..To clarify this question the regulation of cerebral circulation was investigated by polygraphic method...
  15. ncbi request reprint [Differentiation of parkinsonian and essential tremor using electrophysiological methods]
    Gertrúd Tamás
    Semmelweis Egyetem, Neurológiai Klinika, Budapest
    Ideggyogy Sz 57:257-64. 2004
    ..We examined the effect of motor cortex activation on parkinsonian and essential tremor during movement of the contralateral hand. Our aim was to study the role of interhemispheric motor connections in genesis of different tremors...
  16. ncbi request reprint Contralateral voluntary hand movement inhibits human parkinsonian tremor and variably influences essential tremor
    Gertrúd Tamás
    Department of Neurology, Semmelweis University, Faculty of Medicine, Balassa u 6, 1083 Budapest, Hungary
    Neurosci Lett 357:187-90. 2004
    ..Intensity of ET showed a remarkable intra- and interindividual variability both during FM and SPM reflecting a different generator circuitry with variable functional connections...
  17. doi request reprint Levetiracetam reduces myoclonus in corticobasal degeneration: report of two cases
    Tibor Kovacs
    Department of Neurology, Semmelweis University, 1083, Budapest, Balassa u 6, Hungary
    J Neural Transm 116:1631-4. 2009
    ..This is the first report on LEV alleviating myoclonus in CBD. Our data indicate that it might be worthwhile to assess this effect in an appropriately designed study...
  18. ncbi request reprint [Intracerebral steal after acetazolamide administration]
    Ildikó Vastagh
    Semmelweis Egyetem, Neurológiai Klinika, Budapest
    Ideggyogy Sz 61:168-73. 2008
    ..The reduced blood flow velocity in the middle cerebral arteries after acetazolamide may reflect this intracerebral steal phenomenon...
  19. ncbi request reprint [Complex tremor analysis for the differential diagnosis of essential tremor and Parkinson's disease]
    Zsuzsanna Farkas
    Semmelweis Egyetem, Általános Orvostudományi Kar, Neurológiai Klinika, Budapest
    Ideggyogy Sz 59:45-54. 2006
    ..The aim of this study was to determine whether the computer assisted tremor analysis system CATSYS 2000 can help in the differentiation of parkinsonian from essential tremor...
  20. ncbi request reprint One-and-a-half syndrome--two cases
    Sándor Ilniczky
    Semmelweis University, Department of Neurology, Budapest
    Ideggyogy Sz 60:489-93. 2007
    ..In the first case brainstem evoked potentials indicated brainstem damage, in the second patient it was normal. Ocular symptoms improved within some days in both patients...
  21. doi request reprint Quantitative analysis of motor performance in epilepsy patients treated with valproate
    Zsuzsanna Farkas
    Clinical Neurophysiology Laboratory, Department of Neurology, Semmelweis University, 1083 Budapest, Balassa u 6, Hungary
    Seizure 19:173-7. 2010
    ..The aim of our study was to detect objective signs of deterioration of motor performance in epilepsy patients treated with chronic valproate therapy...
  22. ncbi request reprint [Clinical features of corticobasal degeneration]
    Marianna Farsang
    Semmelweis Egyetem, Általános Orvostudományi Kar, Neurológiai Klinika, Budapest
    Ideggyogy Sz 58:45-51. 2005
    ..It should be mentioned, that recently early dementia is recognized as an initial symptom of corticobasal degeneration. The authors present a case and review the literature to call attention to this disorder...
  23. doi request reprint Post-movement beta synchronisation after complex prosaccade task
    Szilvia Gulyás
    Department of Neurology, Semmelweis University, Budapest, Hungary Balassa u 6, 1083 Budapest, Hungary
    Clin Neurophysiol 120:11-7. 2009
    ..The aim of our study was to investigate whether ocular saccades also evoke movement related EEG changes...
  24. ncbi request reprint Asymmetry of tremor intensity and frequency in Parkinson's disease and essential tremor
    Zsuzsanna Farkas
    Department of Neurology, Semmelweis University, Balassa u 6, 1083 Budapest, Hungary
    Parkinsonism Relat Disord 12:49-55. 2006
    ..We conclude that bilateral assessment of frequency related tremor parameters may be used for differentiation between ET and PT, and provides further details on the central organization of tremor generators...
  25. ncbi request reprint Impaired rhythm generation in essential tremor
    Zsuzsanna Farkas
    Department of Neurology, Semmelweis University, Budapest, Hungary
    Mov Disord 21:1196-9. 2006
    ..Our results suggest a severe deficit of event-based rhythm generation on both sides in ET, supporting the presumed bilateral cerebellar dysfunction in this disorder...
  26. ncbi request reprint EEG correlates of subcortical optokinetic nystagmus
    Szilvia Gulyás
    Department of Neurology, Semmelweis University, Balassa u 6, 1083 Budapest, Hungary
    Clin Neurophysiol 118:551-7. 2007
    ..Our aim was to reveal the changes of concomitant scalp EEG activity during subcortical (stare-) optokinetic nystagmus (OKN)...
  27. ncbi request reprint [Prognosis and classification of hypertensive striatocapsular haemorrhages]
    Csilla Hornyák
    Semmelweis Egyetem, Általános Orvostudományi Kar, Neurológiai Klinika, Budapest
    Ideggyogy Sz 57:228-41. 2004
    ..Nontraumatic intracerebral haemorrhage accounts for 10 to 15% of all cases of stroke...
  28. ncbi request reprint [Aids-related toxoplasma-encephalitis presenting with acute psychotic episode]
    Sándor Ilniczky
    Semmelweis Egyetem, Általános Orvostudományi Kar, Neurológiai Klinika, Budapest
    Ideggyogy Sz 59:289-93. 2006
    ..After presenting the medical history and results of autopsy studies of the patient we discuss the problems of the differential diagnosis, especially regarding the findings of the imaging methods...
  29. ncbi request reprint Simultaneous central and peripheral nervous system involvement in systemic lupus erythematosus
    Sándor Ilniczky
    Semmelweis University, Department of Neurology, Budapest
    Ideggyogy Sz 60:398-402. 2007
    ..On methylprednisolone treatment her condition improved. Simultaneous development of central and peripheral lesions of the nervous system in cases with systemic lupus erythematosus may lead to a challenge to establish the diagnosis...
  30. doi request reprint [Neurology of cognition and language in the publications of Kálmán Sántha and today]
    Imre Szirmai
    Semmelweis Egyetem, Általános Orvostudományi Kar, Neurológiai Klinika, Budapest
    Orv Hetil 149:825-30. 2008
    ..The currently accepted hierarchical concept of mental and speech ability can be derived from the ouevre of Sántha and his predecessors. Sántha can be honoured as a forerunner of the modern theories of aphasia localization...
  31. ncbi request reprint [Effect of mental arithmetic and verbal fluency on blood flow velocity in the middle cerebral arteries]
    Ilona Amrein
    Semmelweis Egyetem, Általános Orvostudományi Kar, Neurológiai Klinika, 1083 Budapest, Balassa u 6
    Ideggyogy Sz 57:23-9. 2004
    ..Our goal was to define the time-course and laterality of BFV in healthy volunteers during arithmetic and verbal fluency tasks according to handedness...
  32. ncbi request reprint Strategic infarcts of the thalamus in vascular dementia
    Imre Szirmai
    Department of Neurology, Faculty of Medicine, Semmelweis University, Balassa u 6, 1083 Budapest, Hungary
    J Neurol Sci 203:91-7. 2002
    ..The clinico-morphological correlations of the thalamo-cortical circuits are reviewed and the possible causes of multiple cognitive and behavioural consequences of vascular thalamic lesions are discussed...
  33. ncbi request reprint [Ulcerative carpal tunnel syndrome]
    Anita Kamondi
    Semmelweis Egyetem, Neurológiai Klinika, Klinikai Neurofiziológiai Laboratórium, Budapest
    Ideggyogy Sz 64:50-5. 2011
    ..The early diagnosis is important since decompression of the median nerve in due time might prevent mutilation and could significantly improve the patients' quality of life...
  34. ncbi request reprint [Clinico-pathology and differential diagnosis of Binswanger's disease]
    Tibor Kovacs
    Semmelweis Egyetem, Általános Orvostudományi Kar, Neurológiai Klinika, Budapest
    Ideggyogy Sz 58:78-87. 2005
    ..It is likely that among the above mentioned disorders there are a number of transitional forms and overlaps, which might be explained by the common pathomechanism of disturbance in cerebrospinal fluid circulation...
  35. ncbi request reprint Cortical auditory disorder caused by bilateral strategic cerebral bleedings. Analysis of two cases
    Imre Szirmai
    Department of Neurology, Faculty of Medicine, Semmelweis University, Balassa u 6, Budapest H 1083, Hungary
    Brain Lang 85:159-65. 2003
    ..Authors conclude that transformation of clinical forms of cortical auditory disorder can be explained by the tissue reaction to the subcortical bleeding in the cortical auditory centres...
  36. ncbi request reprint Concepts of localization of neurological functions in István Környey's oeuvre
    Imre Szirmai
    Department of Neuropathology, Semmelweis University, Budapest, Balassa, Hungary
    Orvostort Kozl 52:5-14. 2007
  37. ncbi request reprint [Parkinson syndrome and cognitive disorders]
    Imre Szirmai
    Semmelweis Egyetem, Altalános Orvosi Kar, Neurológiai Klinika, 1083 Budapest, Balassa u 6
    Ideggyogy Sz 55:220-5. 2002
    ..In VP no cellular loss can be found within the substantia nigra, but leukoaraiosis, lacunae in the white matter and basal ganglia are commonly demonstrated...
  38. ncbi request reprint [Report from the Meeting of the Committee of European Neurology Specialty Education]
    Imre Szirmai
    Semmelweis Egyetem, Neurológiai Klinika, H 1083 Budapest
    Ideggyogy Sz 57:105. 2004
  39. ncbi request reprint [Cerebral sinus thrombosis and ulcerative colitis: two cases]
    Sándor Ilniczky
    Semmelweis Egyetem, Altalános Orvosi Kar, Neurológiai Klinika, H 1083 Budapest, Balassa u 6
    Ideggyogy Sz 56:107-11. 2003
    ..Two cases of ulcerative colitis associated with cerebral sinus thrombosis successfully treated are reported. The connection between IBD and thrombotic complications and the therapeutic risks are discussed as well...
  40. ncbi request reprint [Electrophysiologic investigation of cerebral cortex in the subtypes of Parkinson disease]
    Imre Szirmai
    Semmelweis Egyetem, Általános Orvostudományi Kar, Neurológiai Klinika, Budapest
    Ideggyogy Sz 55:182-9. 2002
    ..In our study we examined the relation between the laterality of tremor and size of post-movement beta synchronisation in tremor dominant Parkinson's disease...
  41. ncbi request reprint Consciousness and altered consciousness
    Imre Szirmai
    Semmelweis Egyetem, Neurológiai Klinika, Budapest
    Ideggyogy Sz 59:17-28. 2006
    ..In conditions with reduced ability to react to or to perceive external stimuli the cognitive disturbance of consciousness cannot fully be explored...
  42. ncbi request reprint [Cerebellar venous anomalies with symptomatic vascular malformations]
    Tibor Kovacs
    Semmelweis Egyetem, Általános Orvostudományi Kar, Neurológiai Klinika, 1083 Budapest, Balassa u 6
    Ideggyogy Sz 55:235-43. 2002
    ..It might be difficult to detect the associated malformations even by sophisticated imaging methods, but their presence can modify the treatment options...
  43. ncbi request reprint Asymptomatic cerebellar atrophy after acute enteroviral encephalitis
    Edina Vitaszil
    Department of Neurology, Semmelweis University, Faculty of General Medicine, Budapest, 1083, Balassa u 6, Hungary
    Dev Med Child Neurol 47:486-8. 2005
    ..It seems that in childhood the slow, isolated disintegration of cerebellar systems can be compensated for by upper thalamic or telencephalic connections, in a similar way to a congenital deficit of the cerebellum...
  44. ncbi request reprint Creutzfeldt-Jakob disease with amyotrophy and demyelinating polyneuropathy
    Tibor Kovacs
    Department of Neurology, Semmelweis University, Budapest, Balassa u 6, H 1083, Hungary
    Arch Neurol 59:1811-4. 2002
    ..To report the clinical and neuropathological features in a patient with Creutzfeldt-Jakob disease with amyotrophy and demyelinating polyneuropathy...
  45. ncbi request reprint [Complex eye movement disturbance in thalamic and mesencephalic infarcts]
    Szilvia Gulyás
    Semmelweis Egyetem, Általános Orvostudományi Kar, Neurológiai Klinika, Budapest
    Ideggyogy Sz 59:193-200. 2006
    ..The authors discuss the mechanism of complex gaze palsy and call attention to the diagnostic value of optokinetic nystagmus examination...