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  1. No Access

    Article

    Gamma knife radiosurgery for endocrine-inactive pituitary adenomas

    Background. The goal of nonsecreting pituitary adenoma radiosurgery is to halt tumour growth and to maintain normal performance of the hypophysis and the functionally important structures...

    R. Liščák, V. Vladyka, J. Marek, G. Šimonová, J. Vymazal in Acta Neurochirurgica (2007)

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    Chapter and Conference Paper

    Gamma Knife Radiosurgery of Skull Base Meningiomas

    Meningiomas are the most frequent benign tumors treated by gamma knife radio surgery and the majority of them are located on the skull base. Between 1992 and 1999, 197 skull base-located meningiomas in 192 pat...

    R. Liščák M.D., Ph.D., A. Kollová, V. Vladyka, G. Šimonová in Gamma Knife Radiosurgery (2004)

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    Article

    Treatment of Advanced Glaucomas Using Leksell Gamma Knife (LGK)--A Pilot Clinical Study

    The use of radiosurgery in treatment of the glaucomas is a completely new way of treating advanced stages of this treacherous disease. Up to now, the most common indications for the LGK therapy in ophthalmolog...

    J. Pilbauer, I. Hejduková, P. Němec, R. Liščák, V. Vladyka in Journal of Radiosurgery (2000)

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    Article

    Gamma Knife (GK) Radiosurgery for Pituitary Adenomas: Evaluation of a Series of 163 Patients

    We have analyzed a group of 163 patients with pituitary adenoma treated by the GK for 5 years. They were followed up for 12–60 months (median 24 months) after irradiation. An antiproliferative effect has been ...

    V. Vladyka, R. Liščák, G. Šimonová, D. Urgošík, T. Chytka in Journal of Radiosurgery (2000)

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    Article

    Results of γ-Knife Radiosurgery of Brain Arteriovenous Malformations

    Between 1992 and 1996 γ-knife radiosurgery was performed on 192 patients with the diagnosis of brain intracerebral arteriovenous malformations (AVM) at Na Homolce Hospital, Prague. The largest diameter of the ...

    R. Liščák, V. Vladyka, G. Šimonová, L. Janoušková, J. Vymazal in Journal of Radiosurgery (2000)

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    Article

    Gamma Knife Radiosurgery of the Glomus Jugulare Tumour – Early Multicentre Experience

    ¶ Leksell Gamma Knife was used to treat 66 patients with glomus jugulare tumour at 6 European sites between 1992–1998. The age of the patients ranged between 18–80 years (median 54 years). Gamma Knife radiosur...

    R. Liščák, V. Vladyka, B. Wowra, A. Kemeny, D. Forster in Acta Neurochirurgica (1999)

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    Article

    Gamma Knife Radiosurgery of Meningiomas in the Cavernous Sinus Region

     For 6 years (1992–1998) we have treated 67 patients with cavernous sinus meningioma using the Leksell gamma knife in the Hospital Na Homolce, Prague. The age of the patients ranged between 19–82 years, median...

    R. Liščák, G. Šimonová, J. Vymazal, L. Janoušková, V. Vladyka in Acta Neurochirurgica (1999)

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    Article

    Acoustic Neurinoma and Its Treatment Using the Leksell γ-Knife as a Primary or Secondary Treatment

    Over 4 years (1992–1996) we have treated 122 patients with unilateral acoustic neurinoma using the Leksell γ-knife; 121 patients had a follow-up of 2–48 months (median 24 months). Tumor volume was 0.1–17.8 cm3 (m...

    R. Liščák, V. Vladyka, D. Urgošík, G. Šimonová, K. Bareš in Journal of Radiosurgery (1999)

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    Article

    Assessment of the Accuracy of Stereotactic Target Localization Using Magnetic Resonance Imaging: A Phantom Study

    Magnetic resonance imaging is a valuable technique for brain target visualization and localization for stereotactically guided open surgery, stereotactic biopsy, or stereotactic radiosurgery. However, question...

    J. Novotný, J. Vymazal, R. Liščák, V. Vladyka in Journal of Radiosurgery (1998)

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    Article

    Gamma-Knife Radiosurgery of Meningiomas—Preliminary Results and Complications

    During 4 years we have treated 202 patients with meningiomas using the Leksell γ knife. The results in 156 patients with a postoperative follow-up of at least 6 months were assessed. Collateral edema after rad...

    R. Liščák, V. Vladyka, G. Šimonová, J. Novotný Jr., M. Syrůček in Journal of Radiosurgery (1998)

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    Chapter and Conference Paper

    Grafting of Fetal Dopamine Neurons in Parkinson’s Disease The Czech Experience with Severe Akinetic Patients

    Preliminary results in three patients with Parkinson’s disease, who had transplantation of human embryonic mesencephalic tissue into the caput nuclei caudati, are reported. Some improvement was achieved.

    O. Subrt, M. Tichy, V. Vladyka, K. Hurt in Advances in Stereotactic and Functional Ne… (1991)

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    Article

    Stereotaxic evacuation of typical brain haemorrhage

    A stereotactic method specially modified for the evacuation of typical interior brain haemorrhage is described. Its advantages include:

    1. ...

    V. Beneš, V. Vladyka, E. Zvěřina in Acta Neurochirurgica (1965)

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    Article

    A note on the site of evocation of interpretational phenomena

    Evocation of interpretational phenomena in two non-epileptic patients by electrical stimulation at sites other than the temporal lobes has been described.

    K. Freund, A. Kolárský, V. Vladyka, I. Fusek in Acta Neurochirurgica (1965)