Walter Kucharczyk

Walter Kucharczyk

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Walter Kucharczyk

Walter Kucharczyk

Publications by authors named "Walter Kucharczyk"

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Functional MRI Safety and Artifacts during Deep Brain Stimulation: Experience in 102 Patients.

Radiology 2019 Oct 6;293(1):174-183. Epub 2019 Aug 6.

From the Joint Department of Medical Imaging, University of Toronto, Toronto, Canada (A.B., A.C., W.K.); Division of Neurosurgery, Toronto Western Hospital, University Health Network, 399 Bathurst St, WW 4-437, Toronto, ON, Canada M5T 2S8 (A.B., G.J.B.E., R.M.G., J.G., B.L., V.P., S.P., M.R., A.C., D.G., C.T.C., R.M., D.S., M.H., S.K.K., A.F., W.K., A.M.L.); Department of Neuroscience and Experimental Therapeutics, Albany Medical College, Albany, NY (T.R., M.D., J.P.); Edmond J. Safra Program in Parkinson's Disease, Morton and Gloria Shulman Movement Disorders Clinic, Toronto Western Hospital, UHN, Division of Neurology, University of Toronto, Toronto, Ontario, Canada (I.H., V.P., S.P., R.M., D.S., A.F.); GE Global Research Center, Niskayuna, NY (E.F.); Krembil Brain Institute, Toronto, Canada (A.F.); and Department of Neurosurgery, Albany Medical Center, Albany, NY (J.P.).

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http://pubs.rsna.org/doi/10.1148/radiol.2019190546
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http://dx.doi.org/10.1148/radiol.2019190546DOI Listing
October 2019

The image-guided operating room-Utility and impact on surgeon's performance in the head and neck surgery.

Head Neck 2019 Sep 9;41(9):3372-3382. Epub 2019 Jul 9.

Department of Otolaryngology-Head and Neck Surgery, University of Toronto, Toronto, Ontario, Canada.

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http://dx.doi.org/10.1002/hed.25864DOI Listing
September 2019

Endonasal and Transoral Approaches to the Craniovertebral Junction: A Quantitative Anatomical Study.

Acta Neurochir Suppl 2019;125:37-44

Neurosurgery, Department of Medical and Surgical Specialties, Radiological Sciences and Public Health, University of Brescia, Brescia, Italy.

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http://link.springer.com/10.1007/978-3-319-62515-7_6
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http://dx.doi.org/10.1007/978-3-319-62515-7_6DOI Listing
August 2019

Dynamic nature of intracranial venous sinuses in idiopathic intracranial hypertension.

Interv Neuroradiol 2019 Aug 22:1591019919871393. Epub 2019 Aug 22.

1 Division of Neuroradiology, Joint Department of Medical Imaging, Toronto Western Hospital, University Health Network, Toronto, ON, Canada.

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http://dx.doi.org/10.1177/1591019919871393DOI Listing
August 2019

Subthalamic Nucleus Visualization on Routine Clinical Preoperative MRI Scans: A Retrospective Study of Clinical and Image Characteristics Predicting Its Visualization.

Stereotact Funct Neurosurg 2018 30;96(2):120-126. Epub 2018 May 30.

Division of Neurosurgery, Department of Surgery, University of Toronto, Toronto, Ontario, Canada.

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http://dx.doi.org/10.1159/000488397DOI Listing
February 2019

Magnetic resonance guided focused high frequency ultrasound ablation for focal therapy in prostate cancer - phase 1 trial.

Eur Radiol 2018 Oct 25;28(10):4281-4287. Epub 2018 Apr 25.

Division of Urology, Department of Surgery, University Health Network, University of Toronto, Toronto, ON, Canada.

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http://dx.doi.org/10.1007/s00330-018-5409-zDOI Listing
October 2018

Imaging alone versus microelectrode recording-guided targeting of the STN in patients with Parkinson's disease.

J Neurosurg 2018 Jul 1:1-6. Epub 2018 Jul 1.

1Division of Neurosurgery, Department of Surgery, University of Toronto.

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http://dx.doi.org/10.3171/2018.2.JNS172186DOI Listing
July 2018

Optic Nerve Hemangioblastomas?A Review of Visual Outcomes.

Turk Neurosurg 2017 ;27(5):827-831

Toronto Western Hospital, Division of Neurosurgery, Toronto, Ontario, Canada.

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http://www.turkishneurosurgery.org.tr/summary_en_doi.php3?do
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http://dx.doi.org/10.5137/1019-5149.JTN.16680-15.1DOI Listing
April 2018

Quantitative comparison of cranial approaches in the anatomy laboratory: A neuronavigation based research method.

World J Methodol 2017 Dec 26;7(4):139-147. Epub 2017 Dec 26.

Division of Neurosurgery, Toronto Western Hospital, Department of Surgery, University Health Network, Toronto, ON M5T 2S8, Canada.

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http://dx.doi.org/10.5662/wjm.v7.i4.139DOI Listing
http://www.ncbi.nlm.nih.gov/pmc/articles/PMC5746667PMC
December 2017

Two-Dimensional High Definition Versus Three-Dimensional Endoscopy in Endonasal Skull Base Surgery: A Comparative Preclinical Study.

World Neurosurg 2017 Sep 31;105:223-231. Epub 2017 May 31.

Neurosurgery, Department of Medical and Surgical Specialties, Radiological Sciences and Public Health, University of Brescia, Brescia, Italy.

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http://dx.doi.org/10.1016/j.wneu.2017.05.130DOI Listing
September 2017

MRI-guided focused ultrasound thalamotomy in non-ET tremor syndromes.

Neurology 2017 Aug 26;89(8):771-775. Epub 2017 Jul 26.

From the Morton and Gloria Shulman Movement Disorders Clinic and Edmond J. Safra Program in Parkinson's Disease (A.F., R.P.M.), Toronto Western Hospital-UHN, Division of Neurology, University of Toronto; Krembil Research Institute (A.F.); Division of Neurosurgery (M.L., A.M.L.), Department of Surgery, Krembil Neuroscience Centre, Toronto Western Hospital, University of Toronto; Joint Department of Medical Imaging (E.H., W.K.), University Health Network; and Department of Medical Imaging (W.K.), University of Toronto, Ontario, Canada.

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http://dx.doi.org/10.1212/WNL.0000000000004268DOI Listing
August 2017

Quantification of Working Volumes, Exposure, and Target-Specific Maneuverability of the Pterional Craniotomy and Its Minimally Invasive Variants.

World Neurosurg 2017 May 22;101:710-717.e2. Epub 2017 Feb 22.

Division of Neurosurgery, Toronto Western Hospital, University Health Network and Department of Surgery, University of Toronto, Toronto, Ontario, Canada.

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https://linkinghub.elsevier.com/retrieve/pii/S18788750173017
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http://dx.doi.org/10.1016/j.wneu.2017.02.011DOI Listing
May 2017

Spontaneous resolution of colloid cyst of the third ventricle: Implications for management.

Asian J Neurosurg 2017 Apr-Jun;12(2):203-206

Division of Neurosurgery, Toronto Western Hospital, Toronto, Ontario, Canada.

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http://dx.doi.org/10.4103/1793-5482.181138DOI Listing
http://www.ncbi.nlm.nih.gov/pmc/articles/PMC5409367PMC
May 2017

Pituitary acromegaly: not one disease.

Endocr Relat Cancer 2017 03 25;24(3):C1-C4. Epub 2017 Jan 25.

Department of MedicineThe Endocrine Oncology Site Group, Princess Margaret Cancer Centre, University Health Network, University of Toronto, Toronto, Ontario, Canada.

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http://dx.doi.org/10.1530/ERC-16-0496DOI Listing
March 2017

Gadobutrol in Renally Impaired Patients: Results of the GRIP Study.

Invest Radiol 2017 Jan;52(1):55-60

From the *Institute of Clinical Radiology and Nuclear Medicine, University Hospital Mannheim, Mannheim, Germany; †Clinical Division of Neuroradiology, Vascular and Interventional Radiology, Department of Radiology, Medical University Graz, Graz, Austria; ‡Department of Radiology and Nuclear Medicine, University of Basel Hospital, Basel, Switzerland; §Department of Diagnostic and Interventional Radiology, University Leipzig-Heart Center, Leipzig, Germany; ∥Department of Biomedical Imaging and Image-guided Therapy, Medical University of Vienna, Vienna, Austria; ¶Institute for Clinical Radiology, Ludwig-Maximilian University of Munich-Grosshadern Hospital, Munich, Germany; #Department of Medical Imaging, University Health Network and University of Toronto, Toronto, Ontario, Canada; **Department of Diagnostic and Interventional Radiology, University Hospital Frankfurt, Frankfurt am Main, Germany; ††Department of Radiology Experimental Imaging Center, San Raffaele Hospital, Vita-Salute University, Milan, Italy; ‡‡Bayer Pharmaceuticals, Radiology, Whippany, NJ; §§Bayer Pharma AG, Radiology, Berlin, Germany; and ∥∥Department of Gynecology, Obstetrics, and Reproductive Medicine, University Medical School of Saarland, Homburg/Saar, Germany.

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http://dx.doi.org/10.1097/RLI.0000000000000307DOI Listing
http://www.ncbi.nlm.nih.gov/pmc/articles/PMC5145251PMC
January 2017

Allergic-like Reactions to the MR Imaging Contrast Agent Gadobutrol: A Prospective Study of 32 991 Consecutive Injections.

Radiology 2016 10 25;281(1):72-7. Epub 2016 Apr 25.

From the Joint Department of Medical Imaging, Princess Margaret Cancer Centre, University Health Network, Toronto, Ontario, Canada.

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http://dx.doi.org/10.1148/radiol.2016151066DOI Listing
October 2016

Prominent Inferior Intercavernous Sinus on Sagittal T1-Weighted Images: A Sign of Intracranial Hypotension.

AJR Am J Roentgenol 2016 Apr 25;206(4):817-22. Epub 2016 Feb 25.

1 Department of Medical Imaging, St. Michael's Hospital, 30 Bond St, Toronto, ON, M5B 1W8, Canada.

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http://dx.doi.org/10.2214/AJR.15.14872DOI Listing
April 2016

Susceptibility-weighted Imaging in Neurovascular Disease.

Top Magn Reson Imaging 2016 Apr;25(2):63-71

Department of Medical Imaging, University of Toronto, Toronto, Ontario, Canada.

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http://dx.doi.org/10.1097/RMR.0000000000000079DOI Listing
April 2016

Silent subtype 3 pituitary adenomas are not always silent and represent poorly differentiated monomorphous plurihormonal Pit-1 lineage adenomas.

Mod Pathol 2016 Feb 8;29(2):131-42. Epub 2016 Jan 8.

Department of Pathology, University Health Network, and Department of Laboratory Medicine and Pathobiology, University of Toronto, Toronto, Ontario, Canada.

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http://dx.doi.org/10.1038/modpathol.2015.151DOI Listing
February 2016

Real-Time MRI-Guided Focused Ultrasound for Focal Therapy of Locally Confined Low-Risk Prostate Cancer: Feasibility and Preliminary Outcomes.

AJR Am J Roentgenol 2015 Aug;205(2):W177-84

2 Department of Surgical Oncology, Division of Urology, University Health Network, University of Toronto, Toronto ON, Canada.

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http://dx.doi.org/10.2214/AJR.14.13098DOI Listing
August 2015

Null cell adenomas of the pituitary gland: an institutional review of their clinical imaging and behavioral characteristics.

Endocr Pathol 2015 Mar;26(1):63-70

Division of Neurosurgery, University Health Network, TWH 399 Bathurst Street, Toronto, ON, M5T2S8, Canada,

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http://dx.doi.org/10.1007/s12022-014-9347-2DOI Listing
March 2015

Safety of magnetic resonance contrast media: a review with special focus on nephrogenic systemic fibrosis.

Top Magn Reson Imaging 2015 Feb;24(1):57-65

From the *Department of Radiology, University Hospital of Cologne, Cologne, Germany; University Medical Center Mannheim, Heidelberg University, Mannheim, Germany; and †University of Toronto, Toronto, Canada.

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http://dx.doi.org/10.1097/RMR.0b013e3182a14e79DOI Listing
February 2015

Localized intraoperative virtual endoscopy (LIVE) for surgical guidance in 16 skull base patients.

Otolaryngol Head Neck Surg 2015 Jan 10;152(1):165-71. Epub 2014 Nov 10.

Department of Otolaryngology-Head and Neck Surgery/Surgical Oncology, University Health Network, Toronto, Ontario, Canada TECHNA Institute, University Health Network, Toronto, Ontario, Canada

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http://dx.doi.org/10.1177/0194599814557469DOI Listing
January 2015

High-resolution angioscopic imaging during endovascular neurosurgery.

Neurosurgery 2014 Aug;75(2):171-80; discussion 179-80

*Department of Medical Biophysics, University of Toronto; ‡Department of Medical Imaging, Toronto Western Hospital, University Health Network; §Radiation Medicine Program, Princess Margaret Cancer Centre; ¶Techna Institute, University Health Network, Toronto, Ontario, Canada; ‖Department of Medical Imaging, Toronto General Hospital, University Health Network, Toronto, Ontario, Canada; #Department of Mechanical Engineering, University of Washington, Seattle, Washington; **Department of Surgery, Division of Neurosurgery, University of Toronto, Toronto, Ontario, Canada.

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http://dx.doi.org/10.1227/NEU.0000000000000383DOI Listing
http://www.ncbi.nlm.nih.gov/pmc/articles/PMC4086773PMC
August 2014

Pure endoscopic expanded endonasal approach for olfactory groove and tuberculum sellae meningiomas.

J Clin Neurosci 2014 Jun 4;21(6):927-33. Epub 2013 Nov 4.

Division of Neurosurgery, University Health Network, Toronto Western Hospital, University of Toronto, 399 Bathurst Street, Ontario M5T 2S8, Canada.

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https://linkinghub.elsevier.com/retrieve/pii/S09675868130058
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http://dx.doi.org/10.1016/j.jocn.2013.10.015DOI Listing
June 2014

Growth patterns of pituitary adenomas and histopathological correlates.

J Clin Endocrinol Metab 2014 Apr 1;99(4):1330-8. Epub 2014 Jan 1.

Institute of Medical Science (E.M., S.E., G.Z.) and Department of Laboratory Medicine and Pathobiology (O.M.), University of Toronto, Toronto, Canada M5T 2S8; Divisions of Neurosurgery (E.M., S.L., B.L.G., K.J., F.C., F.G., G.Z.) and Division of Radiology (W.K.), and Departments of Medicine (S.E.) and Pathology (O.M.), University Health Network, Toronto, Canada M5G 2C4; and Division of Neurosurgery (A.K.), Hospital for Sick Children, Toronto, Canada M5G 1X8.

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http://dx.doi.org/10.1210/jc.2013-3054DOI Listing
April 2014

Virtual surgical planning in endoscopic skull base surgery.

Laryngoscope 2013 Dec 19;123(12):2935-9. Epub 2013 Sep 19.

Department of Otolaryngology-Head and Neck Surgery, University Health Network/Toronto General Hospital, Toronto, Ontario, Canada; Department of Otolaryngology-Head and Neck Surgery, University Hospital Zurich, Zurich, Switzerland.

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http://dx.doi.org/10.1002/lary.24004DOI Listing
December 2013

Optimizing contrast agent concentration and spoiled gradient echo pulse sequence parameters for catheter visualization in MR-guided interventional procedures: an analytic solution.

Magn Reson Med 2013 Aug 25;70(2):333-40. Epub 2013 Jun 25.

Joint Department of Medical Imaging, University Health Network, University of Toronto, Toronto, Canada.

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http://doi.wiley.com/10.1002/mrm.24830
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http://dx.doi.org/10.1002/mrm.24830DOI Listing
August 2013

Focal magnetic resonance guided focused ultrasound for prostate cancer: Initial North American experience.

Can Urol Assoc J 2012 Dec;6(6):E283-6

Division of Urology, Department of Surgical Oncology, University Health Network, and Department of Surgery, University of Toronto, Toronto, ON;

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http://dx.doi.org/10.5489/cuaj.12218DOI Listing
http://www.ncbi.nlm.nih.gov/pmc/articles/PMC3529739PMC
December 2012

Imaging of prion diseases.

J Magn Reson Imaging 2012 May;35(5):998-1012

Department of Diagnostic Imaging, University Health Network, University of Toronto, Toronto, Ontario, Canada.

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http://doi.wiley.com/10.1002/jmri.23504
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http://dx.doi.org/10.1002/jmri.23504DOI Listing
May 2012

Physics of MRI: a primer.

J Magn Reson Imaging 2012 May;35(5):1038-54

Department of Medical Biophysics, University of Toronto, Toronto, Ontario, Canada.

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http://dx.doi.org/10.1002/jmri.23642DOI Listing
May 2012

Nephrogenic systemic fibrosis: review of 370 biopsy-confirmed cases.

JACC Cardiovasc Imaging 2011 Nov;4(11):1206-16

Department of Radiology, Weill Medical College of Cornell University, New York, New York, USA.

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http://dx.doi.org/10.1016/j.jcmg.2011.08.013DOI Listing
November 2011

Corrigendum to "Real-Time Magnetic Resonance Imaging-Guided Focal Laser Therapy in Patients with Low-Risk Prostate Cancer" [Eur Urol 2010;58:173-77].

Eur Urol 2010 Sep 25;58(3):473. Epub 2010 Jun 25.

Department of Surgical Oncology (Division of Urology), University Health Network, Princess Margaret Hospital, and the University of Toronto, Toronto, Ontario, Canada.

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http://linkinghub.elsevier.com/retrieve/pii/S030228381000560
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http://dx.doi.org/10.1016/j.eururo.2010.06.027DOI Listing
September 2010

Real-time magnetic resonance imaging-guided focal laser therapy in patients with low-risk prostate cancer.

Eur Urol 2010 Jul 12;58(1):173-7. Epub 2010 Mar 12.

Department of Surgical Oncology (Division of Urology), University Health Network, Princess Margaret Hospital, and the University of Toronto, Toronto, Ontario, Canada.

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http://dx.doi.org/10.1016/j.eururo.2010.03.006DOI Listing
July 2010

Magnetic resonance imaging demonstration of a single lesion causing Wallerian degeneration in ascending and descending tracts in the spinal cord.

J Comput Assist Tomogr 2010 Mar-Apr;34(2):251-3

Department of Medical Imaging, University of Toronto, Toronto, Ontario, Canada.

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https://insights.ovid.com/crossref?an=00004728-201003000-000
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http://dx.doi.org/10.1097/RCT.0b013e3181c34626DOI Listing
May 2010

Risk factors for NSF: a literature review.

J Magn Reson Imaging 2009 Dec;30(6):1298-308

Department of Radiology, Weill Medical College of Cornell University, Ithaca, New York, USA.

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http://doi.wiley.com/10.1002/jmri.21973
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http://dx.doi.org/10.1002/jmri.21973DOI Listing
December 2009

NSF prevention in clinical practice: summary of recommendations and guidelines in the United States, Canada, and Europe.

J Magn Reson Imaging 2009 Dec;30(6):1357-63

Department of Radiology, Maastricht University Medical Center Maastricht, The Netherlands.

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http://doi.wiley.com/10.1002/jmri.22021
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http://dx.doi.org/10.1002/jmri.22021DOI Listing
December 2009

Special issue: nephrogenic systemic fibrosis.

J Magn Reson Imaging 2009 Dec;30(6):1233-5

Liver Imaging Group, Department of Medicine, Division of Gastroenterology, University of California, San Diego, San Diego, California, USA.

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http://dx.doi.org/10.1002/jmri.21985DOI Listing
December 2009

Palliative treatment of painful bone metastases with MR imaging--guided focused ultrasound.

Radiology 2008 Oct 11;249(1):355-63. Epub 2008 Aug 11.

University Health Network, Toronto General Hospital, 585 University Ave, NCSB, 1C560, Toronto, ON, Canada M5G 2N2.

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http://pubs.rsna.org/doi/10.1148/radiol.2491071523
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http://dx.doi.org/10.1148/radiol.2491071523DOI Listing
October 2008

Prion infections of the brain.

Neuroimaging Clin N Am 2008 Feb;18(1):183-91; ix

Department of Medical Imaging, University of Toronto, 150 College Street, Room 112, Toronto, Ontario, MSS 3E2 Canada.

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http://linkinghub.elsevier.com/retrieve/pii/S105251490700126
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http://dx.doi.org/10.1016/j.nic.2007.12.005DOI Listing
February 2008

Clinical predictors of advanced sellar masses.

Endocr Pract 2007 Oct;13(6):609-14

Department of Medicine, York Central Hospital, Richmond Hill, Ontario, Canada.

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http://dx.doi.org/10.4158/EP.13.6.609DOI Listing
October 2007

Interstitial Doppler optical coherence tomography.

Opt Lett 2005 Jul;30(14):1791-3

University Health Network, Toronto, Ontario, Canada.

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http://dx.doi.org/10.1364/ol.30.001791DOI Listing
July 2005

Image interpretation session. Sunday, December 1, 2002.

Radiographics 2002 Sep-Oct;22(5):1291-303

Department of Radiology, Memorial Sloan-Kettering Cancer Center, 1275 York Ave, New York, NY 10021, USA.

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http://dx.doi.org/10.1148/radiographics.22.5.g02se311291DOI Listing
December 2002

Neuroradiologic screening in normal-pressure glaucoma: study results and literature review.

J Glaucoma 2002 Aug;11(4):279-86

Department of Ophthalmology, University of Toronto, Toronto, Ontario, Canada.

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August 2002