A Narayana

Summary

Affiliation: New York University School of Medicine
Country: USA

Publications

  1. pmc Involved field radiation therapy after surgical resection of solitary brain metastases--mature results
    Eileen P Connolly
    Corresponding Author Ashwatha Narayana, MD, Professor, Department of Radiation Oncology, New York University Langone Medical Center, 550 1st Avenue, New York, NY 11016
    Neuro Oncol 15:589-94. 2013
  2. doi request reprint Antiangiogenic therapy in the management of brain tumors: a clinical overview
    Saroj Kunnakkat
    Department of Radiation Oncology, New York University Langone Medical Center, NY 10016, USA
    Cancer Chemother Pharmacol 70:353-63. 2012
  3. doi request reprint A clinical trial of bevacizumab, temozolomide, and radiation for newly diagnosed glioblastoma
    Ashwatha Narayana
    Departments of Radiation Oncology, New York University Langone Medical Center, New York, New York 10016, USA
    J Neurosurg 116:341-5. 2012
  4. ncbi request reprint High-dose-rate interstitial brachytherapy in recurrent and previously irradiated head and neck cancers--preliminary results
    Ashwatha Narayana
    Department of Radiation Oncology, Memorial Sloan Kettering Cancer Center, New York, NY, USA
    Brachytherapy 6:157-63. 2007
  5. ncbi request reprint Hypofractionated stereotactic radiotherapy using intensity-modulated radiotherapy in patients with one or two brain metastases
    Ashwatha Narayana
    Department of Radiation Oncology, Memorial Sloan Kettering Cancer Center, Weill Medical College of Cornell University, New York, NY, USA
    Stereotact Funct Neurosurg 85:82-7. 2007
  6. doi request reprint Feasibility of using bevacizumab with radiation therapy and temozolomide in newly diagnosed high-grade glioma
    Ashwatha Narayana
    Department of Radiation Oncology, New York University Medical Center, New York, NY 11016, USA
    Int J Radiat Oncol Biol Phys 72:383-9. 2008
  7. ncbi request reprint Use of MR spectroscopy and functional imaging in the treatment planning of gliomas
    A Narayana
    Department of Radiation Oncology, Memorial Sloan Kettering Cancer Center, Weill Medical College of Cornell University, 1275 York Avenue, New York, NY 10021, USA
    Br J Radiol 80:347-54. 2007
  8. doi request reprint Antiangiogenic therapy using bevacizumab in recurrent high-grade glioma: impact on local control and patient survival
    Ashwatha Narayana
    Department of Radiation Oncology, New York University Medical Center, New York, New York, USA
    J Neurosurg 110:173-80. 2009
  9. pmc Bevacizumab in recurrent high-grade pediatric gliomas
    Ashwatha Narayana
    Department of Radiation Oncology, New York University Langone Medical Center, New York, New York 10016, USA
    Neuro Oncol 12:985-90. 2010
  10. ncbi request reprint Intensity-modulated radiotherapy in high-grade gliomas: clinical and dosimetric results
    Ashwatha Narayana
    Department of Radiation Oncology, Memorial Sloan Kettering Cancer Center, New York, NY 10021, USA
    Int J Radiat Oncol Biol Phys 64:892-7. 2006

Collaborators

Detail Information

Publications30

  1. pmc Involved field radiation therapy after surgical resection of solitary brain metastases--mature results
    Eileen P Connolly
    Corresponding Author Ashwatha Narayana, MD, Professor, Department of Radiation Oncology, New York University Langone Medical Center, 550 1st Avenue, New York, NY 11016
    Neuro Oncol 15:589-94. 2013
    ..Conclusion For patients with newly diagnosed single brain metastases treated with surgical resection, postoperative IFRT to the resection cavity achieves reasonable rates of local control and is an excellent alternative to WBRT...
  2. doi request reprint Antiangiogenic therapy in the management of brain tumors: a clinical overview
    Saroj Kunnakkat
    Department of Radiation Oncology, New York University Langone Medical Center, NY 10016, USA
    Cancer Chemother Pharmacol 70:353-63. 2012
    ..While many have been shown to be effective with limited toxicity, some tumors are able to adopt escape mechanisms. Further research is needed in the development of effective multi-targeted agents to reduce these effects...
  3. doi request reprint A clinical trial of bevacizumab, temozolomide, and radiation for newly diagnosed glioblastoma
    Ashwatha Narayana
    Departments of Radiation Oncology, New York University Langone Medical Center, New York, New York 10016, USA
    J Neurosurg 116:341-5. 2012
    ..The authors conducted a prospective clinical trial to test the effectiveness of bevacizumab, an inhibitor of VEGF, in newly diagnosed GBM...
  4. ncbi request reprint High-dose-rate interstitial brachytherapy in recurrent and previously irradiated head and neck cancers--preliminary results
    Ashwatha Narayana
    Department of Radiation Oncology, Memorial Sloan Kettering Cancer Center, New York, NY, USA
    Brachytherapy 6:157-63. 2007
    ..We report our preliminary results in patients with recurrent H&N cancers treated with interstitial HDRBT...
  5. ncbi request reprint Hypofractionated stereotactic radiotherapy using intensity-modulated radiotherapy in patients with one or two brain metastases
    Ashwatha Narayana
    Department of Radiation Oncology, Memorial Sloan Kettering Cancer Center, Weill Medical College of Cornell University, New York, NY, USA
    Stereotact Funct Neurosurg 85:82-7. 2007
    ....
  6. doi request reprint Feasibility of using bevacizumab with radiation therapy and temozolomide in newly diagnosed high-grade glioma
    Ashwatha Narayana
    Department of Radiation Oncology, New York University Medical Center, New York, NY 11016, USA
    Int J Radiat Oncol Biol Phys 72:383-9. 2008
    ..The purpose of this study is to test the feasibility of using bevacizumab with chemoradiation in the primary management of high-grade glioma...
  7. ncbi request reprint Use of MR spectroscopy and functional imaging in the treatment planning of gliomas
    A Narayana
    Department of Radiation Oncology, Memorial Sloan Kettering Cancer Center, Weill Medical College of Cornell University, 1275 York Avenue, New York, NY 10021, USA
    Br J Radiol 80:347-54. 2007
    ..A Phase I IMRT dose intensification trial in gliomas using this information is planned...
  8. doi request reprint Antiangiogenic therapy using bevacizumab in recurrent high-grade glioma: impact on local control and patient survival
    Ashwatha Narayana
    Department of Radiation Oncology, New York University Medical Center, New York, New York, USA
    J Neurosurg 110:173-80. 2009
    ..However, it is not clear if the responses are related to vascular changes or due to antitumoral effects. The authors report the mature results of a clinical study of bevacizumab-based treatment of recurrent high-grade gliomas...
  9. pmc Bevacizumab in recurrent high-grade pediatric gliomas
    Ashwatha Narayana
    Department of Radiation Oncology, New York University Langone Medical Center, New York, New York 10016, USA
    Neuro Oncol 12:985-90. 2010
    ..However, the radiological response rate, response duration, and survival appeared inferior in pediatric patients. Genetic differences in pediatric gliomas might account for this difference...
  10. ncbi request reprint Intensity-modulated radiotherapy in high-grade gliomas: clinical and dosimetric results
    Ashwatha Narayana
    Department of Radiation Oncology, Memorial Sloan Kettering Cancer Center, New York, NY 10021, USA
    Int J Radiat Oncol Biol Phys 64:892-7. 2006
    ..To report preliminary clinical and dosimetric data from intensity-modulated radiotherapy (IMRT) for malignant gliomas...
  11. pmc High-grade glioma before and after treatment with radiation and Avastin: initial observations
    Ingeborg Fischer
    Department of Pathology, New York University Medical Center, New York, NY, USA
    Neuro Oncol 10:700-8. 2008
    ..While the phenomena we describe may not be specific to Avastin, they demonstrate the potential of tissue-based analysis for the discovery of clinically relevant treatment response biomarkers...
  12. pmc Therapeutic targets in malignant glioblastoma microenvironment
    Mary Helen Barcellos-Hoff
    Department of Radiation Oncology, New York University, Langone School of Medicine, New York, NY 10016, USA
    Semin Radiat Oncol 19:163-70. 2009
    ....
  13. ncbi request reprint Salvage re-irradiation for recurrent head and neck cancer
    Nancy Lee
    Department of Radiation Oncology, Memorial Sloan Kettering Cancer Center, New York, NY 10021, USA
    Int J Radiat Oncol Biol Phys 68:731-40. 2007
    ..To present a retrospective review of treatment outcomes for recurrent head and neck (HN) cancer patients treated with re-irradiation (re-RT) at a single medical center...
  14. doi request reprint Prospective neuraxis MRI surveillance reveals a high risk of leptomeningeal dissemination in diffuse intrinsic pontine glioma
    Rajni Sethi
    Department of Radiation Oncology, New York University Langone Medical Center, 566 First Avenue, New York, NY 10014, USA
    J Neurooncol 102:121-7. 2011
    ..All patients should undergo routine craniospinal imaging at diagnosis and follow-up. Central nervous system prophylaxis should be considered in future clinical trials...
  15. ncbi request reprint Magnetic resonance spectroscopy imaging (MRSI) and brain functional magnetic resonance imaging (fMRI) for radiotherapy treatment planning of glioma
    Jenghwa Chang
    Radiation Oncology Department, New York University Langone Medical Center, 556 First Avenue, New York, NY 10016, USA
    Technol Cancer Res Treat 7:349-62. 2008
    ..An IMRT (intensity-modulated radiotherapy) dose painting plan for this case is also presented using the fused MRSI and fMRI to delineate the clinical target volumes and Broca's area...
  16. doi request reprint Feasibility study of intensity-modulated radiotherapy (IMRT) treatment planning using brain functional MRI
    Jenghwa Chang
    Department of Medical Physics, Memorial Sloan Kettering Cancer Center, New York, NY 10021, USA
    Med Dosim 33:42-7. 2008
    ..In conclusion, it is feasible to incorporate the fMRI information into the RT treatment planning. IMRT planning allows a significant reduction in RT dose to the PMC regions, especially if the region does not lie within the PTV...
  17. ncbi request reprint Concurrent chemotherapy and intensity-modulated radiotherapy for locoregionally advanced laryngeal and hypopharyngeal cancers
    Nancy Y Lee
    Department of Radiation Oncology, Memorial Sloan Kettering Cancer Center, New York, NY 10021, USA
    Int J Radiat Oncol Biol Phys 69:459-68. 2007
    ..To perform a retrospective review of laryngeal/hypopharyngeal carcinomas treated with concurrent chemotherapy and intensity-modulated radiotherapy (IMRT)...
  18. ncbi request reprint (32)P radioisotope therapy for recurrent pilocytic astrocytoma
    Ashwatha Narayana
    Department of Radiation Oncology, Memorial Sloan Kettering Cancer Center, New York, NY 10021, USA
    Brachytherapy 4:171-3. 2005
    ..32)P is a pure beta-emitter that has a depth of penetration of 2-3 mm and can be useful in the treatment of cystic lesions. Its effectiveness in the treatment of a selected brain tumor is illustrated here...
  19. ncbi request reprint Geometric factors influencing dosimetric sparing of the parotid glands using IMRT
    Margie A Hunt
    Department of Medical Physics, Memorial Sloan Kettering Cancer Center, New York, NY 10021, USA
    Int J Radiat Oncol Biol Phys 66:296-304. 2006
    ..To determine the relationship between the parotid volume, parotid-planning target volume (PTV) overlap, and dosimetric sparing of the parotid with intensity-modulated radiation therapy (IMRT)...
  20. ncbi request reprint Intensity-modulated radiation therapy for the treatment of oropharyngeal carcinoma: the Memorial Sloan-Kettering Cancer Center experience
    Fernando F de Arruda
    Department of Radiation Oncology, Memorial Sloan Kettering Cancer Center, New York, NY 10022, USA
    Int J Radiat Oncol Biol Phys 64:363-73. 2006
    ..To review the Memorial Sloan-Kettering Cancer Center's experience in using intensity-modulated radiation therapy (IMRT) for the treatment of oropharyngeal cancer...
  21. ncbi request reprint Image-fusion of MR spectroscopic images for treatment planning of gliomas
    Jenghwa Chang
    Department of Medical Physics, Memorial Sloan Kettering Cancer Center, 1275 York Avenue, New York, New York 10021, USA
    Med Phys 33:32-40. 2006
    ..In conclusion, an image-fusion protocol was developed that successfully incorporates MRSI information into the IMRT treatment plan for glioma...
  22. ncbi request reprint Accuracy and feasibility of cone-beam computed tomography for stereotactic radiosurgery setup
    Jenghwa Chang
    Medical Physics Department, Memorial Sloan Kettering Cancer Center, 1275 York Avenue, New York, New York 10021, USA
    Med Phys 34:2077-84. 2007
    ..34 mm, SD = 0.33 mm). In conclusion, CBCT can be used to guide SRS treatment setup with accuracy comparable to the currently used frame-based stereotactic radiosurgery systems provided that intra-treatment patient motion is prevented...
  23. doi request reprint Decreasing temporal lobe dose with five-field intensity-modulated radiotherapy for treatment of pituitary macroadenomas
    Preeti K Parhar
    Department of Radiation Oncology, New York University School of Medicine, New York, USA
    Int J Radiat Oncol Biol Phys 78:379-84. 2010
    ....
  24. ncbi request reprint A comparison of intensity-modulated radiation therapy and concomitant boost radiotherapy in the setting of concurrent chemotherapy for locally advanced oropharyngeal carcinoma
    Nancy Y Lee
    Department of Radiation Oncology, Memorial Sloan Kettering Cancer Center, New York, NY 10021, USA
    Int J Radiat Oncol Biol Phys 66:966-74. 2006
    ..intensity-modulated radiotherapy (IMRT) in the setting of concurrent chemotherapy (CT) for locally advanced oropharyngeal carcinoma...
  25. doi request reprint Effect of MLC leaf width and PTV margin on the treatment planning of intensity-modulated stereotactic radiosurgery (IMSRS) or radiotherapy (IMSRT)
    Jenghwa Chang
    Medical Physics Department, Memorial Sloan Kettering Cancer Center, New York, NY 10021, USA
    Med Dosim 34:110-6. 2009
    ..For IMSRS, where highly accurate setup and small PTV margins are routinely employed, the use of 5-mm MLC is therefore less desirable...
  26. ncbi request reprint Functional MRI for radiotherapy of gliomas
    Jenghwa Chang
    Department of Radiation Oncology, New York Presbyterian Hospital Weill Cornell Medical College, 525 E 68th St, Box 25, New York, NY 10065, USA
    Technol Cancer Res Treat 9:347-58. 2010
    ....
  27. ncbi request reprint Intensity-modulated radiation therapy for the treatment of nonanaplastic thyroid cancer
    Benjamin D Rosenbluth
    Department of Radiation Oncology, Memorial Sloan Kettering Cancer Center, New York, NY 10021, USA
    Int J Radiat Oncol Biol Phys 63:1419-26. 2005
    ..Intensity-modulated radiation therapy (IMRT) enables highly conformal treatment for thyroid cancer (TC). In this study, we review outcomes/toxicity in a series of TC patients treated with IMRT...
  28. ncbi request reprint Central nervous system cancers: Clinical Practice Guidelines in Oncology
    Steven S Brem
    J Natl Compr Canc Netw 3:644-90. 2005
  29. doi request reprint Small vestibular schwannomas with no hearing: comparison of functional outcomes in stereotactic radiosurgery and microsurgery
    Daniel H Coelho
    Department of Otolaryngology Head and Neck Surgery, Virginia Commonwealth University, Richmond, Virginia, USA
    Laryngoscope 118:1909-16. 2008
    ..Few have systematically compared issues of dysequilibrium. By studying only patients with small tumors and no hearing, we sought to minimize confounding variables...
  30. ncbi request reprint Plaque radiotherapy for choroidal and ciliochoroidal melanomas with limited nodular extrascleral extension
    James J Augsburger
    Ocular Oncology Service, Department of Ophthalmology, University of Cincinnati College of Medicine, Cincinnati, Ohio 45267 0527, USA
    Can J Ophthalmol 39:380-7. 2004
    ..Currently available clinical information regarding management of posterior uveal melanomas complicated by nodular extrascleral extension is inadequate to determine the role, if any, for plaque radiotherapy in such patients...