James Mechalakos

James Mechalakos

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James Mechalakos

James Mechalakos

Publications by authors named "James Mechalakos"

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53Publications

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Impact of varying air cavity on planning dosimetry for rectum patients treated on a 1.5 T hybrid MR-linac system.

J Appl Clin Med Phys 2020 May 23. Epub 2020 May 23.

Department of Medical Physics, Memorial Sloan-Kettering Cancer Center, New York, NY, USA.

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http://dx.doi.org/10.1002/acm2.12903DOI Listing
May 2020

Efficiency and safety increases after the implementation of a multi-institutional automated plan check tool at our institution.

J Appl Clin Med Phys 2020 Apr 20;21(4):51-58. Epub 2020 Mar 20.

Department of Medical Physics, Memorial Sloan Kettering Cancer Center, New York, NY, USA.

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http://dx.doi.org/10.1002/acm2.12845DOI Listing
http://www.ncbi.nlm.nih.gov/pmc/articles/PMC7170286PMC
April 2020

A VMAT planning technique for locally advanced breast cancer patients with expander or implant reconstructions requiring comprehensive postmastectomy radiation therapy.

Med Dosim 2019 Summer;44(2):150-154. Epub 2018 May 22.

Department of Medical Physics, Memorial Sloan Kettering Cancer Center, 1275 York Avenue, New York, NY 10065, USA.

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http://dx.doi.org/10.1016/j.meddos.2018.04.006DOI Listing
December 2019

Impact of daily soft-tissue image guidance to prostate on pelvic lymph node (PLN) irradiation for prostate patients receiving SBRT.

J Appl Clin Med Phys 2019 Jul 17;20(7):121-127. Epub 2019 Jun 17.

Department of Radiation Oncology, Memorial Sloan Kettering Cancer Center, New York, NY, USA.

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http://dx.doi.org/10.1002/acm2.12665DOI Listing
http://www.ncbi.nlm.nih.gov/pmc/articles/PMC6612686PMC
July 2019

Five years' experience with a customized electronic checklist for radiation therapy planning quality assurance in a multicampus institution.

Pract Radiat Oncol 2018 Jul - Aug;8(4):279-286. Epub 2017 Dec 24.

Department of Medical Physics, Memorial Sloan Kettering Cancer Center, New York, New York.

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http://dx.doi.org/10.1016/j.prro.2017.12.009DOI Listing
http://www.ncbi.nlm.nih.gov/pmc/articles/PMC6015771PMC
December 2018

Electron postmastectomy chest wall plus comprehensive nodal irradiation technique using Electron Monte Carlo dose algorithm.

Med Dosim 2018 Autumn;43(3):230-236. Epub 2017 Oct 9.

Department of Medical Physics, Memorial Sloan-Kettering Cancer Center, New York, NY, USA.

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http://dx.doi.org/10.1016/j.meddos.2017.08.011DOI Listing
November 2018

Technical Note: Identification of CT Texture Features Robust to Tumor Size Variations for Normal Lung Texture Analysis.

Int J Med Phys Clin Eng Radiat Oncol 2018 Aug 7;7(3):330-338. Epub 2018 Aug 7.

Department of Medical Physics, Memorial Sloan Kettering Cancer Center, New York, NY 10065.

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http://dx.doi.org/10.4236/ijmpcero.2018.73027DOI Listing
http://www.ncbi.nlm.nih.gov/pmc/articles/PMC6530926PMC
August 2018

Quantifying local tumor morphological changes with Jacobian map for prediction of pathologic tumor response to chemo-radiotherapy in locally advanced esophageal cancer.

Phys Med Biol 2018 07 19;63(14):145020. Epub 2018 Jul 19.

Department of Medical Physics, Memorial Sloan Kettering Cancer Center, New York, NY 10065, United States of America.

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http://dx.doi.org/10.1088/1361-6560/aacd22DOI Listing
http://www.ncbi.nlm.nih.gov/pmc/articles/PMC6064042PMC
July 2018

Radiomics analysis of pulmonary nodules in low-dose CT for early detection of lung cancer.

Med Phys 2018 Apr 12;45(4):1537-1549. Epub 2018 Mar 12.

Department of Medical Physics, Memorial Sloan Kettering Cancer Center, New York, NY, 10065, USA.

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http://dx.doi.org/10.1002/mp.12820DOI Listing
http://www.ncbi.nlm.nih.gov/pmc/articles/PMC5903960PMC
April 2018

Institutional experience with SRS VMAT planning for multiple cranial metastases.

J Appl Clin Med Phys 2018 Mar 23;19(2):176-183. Epub 2018 Feb 23.

Department of Medical Physics, Memorial Sloan Kettering Cancer Center, New York, NY, USA.

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http://dx.doi.org/10.1002/acm2.12284DOI Listing
http://www.ncbi.nlm.nih.gov/pmc/articles/PMC5849827PMC
March 2018

Results of a 10-year survey of workload for 10 treatment vaults at a high-throughput comprehensive cancer center.

J Appl Clin Med Phys 2017 May 19;18(3):207-214. Epub 2017 Apr 19.

Department of Medical Physics, Memorial Sloan Kettering Cancer Center, York Ave, NY, USA.

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http://dx.doi.org/10.1002/acm2.12076DOI Listing
http://www.ncbi.nlm.nih.gov/pmc/articles/PMC5689849PMC
May 2017

Interobserver variability in radiation therapy plan output: Results of a single-institution study.

Pract Radiat Oncol 2016 Nov - Dec;6(6):442-449. Epub 2016 May 8.

Department of Medical Physics, Memorial Sloan Kettering Cancer Center, New York, New York.

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http://dx.doi.org/10.1016/j.prro.2016.04.005DOI Listing
http://www.ncbi.nlm.nih.gov/pmc/articles/PMC5099085PMC
March 2017

Characterization of optical-surface-imaging-based spirometry for respiratory surrogating in radiotherapy.

Med Phys 2016 Mar;43(3):1348-60

Department of Medical Physics, Memorial Sloan Kettering Cancer Center, New York, New York 10065.

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http://dx.doi.org/10.1118/1.4941951DOI Listing
http://www.ncbi.nlm.nih.gov/pmc/articles/PMC4769267PMC
March 2016

Weekly response assessment of involved lymph nodes to radiotherapy using diffusion-weighted MRI in oropharynx squamous cell carcinoma.

Med Phys 2016 Jan;43(1):137

Department of Radiation Oncology, Memorial Sloan-Kettering Cancer Center, 1275 York Avenue, New York, New York 10065.

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http://dx.doi.org/10.1118/1.4937791DOI Listing
http://www.ncbi.nlm.nih.gov/pmc/articles/PMC5360161PMC
January 2016

Clinical Assessment of 2D/3D Registration Accuracy in 4 Major Anatomic Sites Using On-Board 2D Kilovoltage Images for 6D Patient Setup.

Technol Cancer Res Treat 2015 Jun 15;14(3):305-14. Epub 2014 Sep 15.

Department of Medical Physics, Memorial Sloan-Kettering Cancer Center, New York, NY, USA.

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http://dx.doi.org/10.1177/1533034614547454DOI Listing
http://www.ncbi.nlm.nih.gov/pmc/articles/PMC4544868PMC
June 2015

Novel spirometry based on optical surface imaging.

Med Phys 2015 Apr;42(4):1690-7

Department of Medical Physics, Memorial Sloan Kettering Cancer Center, New York, New York 10065.

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http://dx.doi.org/10.1118/1.4914391DOI Listing
http://www.ncbi.nlm.nih.gov/pmc/articles/PMC4368594PMC
April 2015

Delivering a third course of radiation to spine metastases using image-guided, intensity-modulated radiation therapy.

J Neurosurg Spine 2013 Jan 26;18(1):63-8. Epub 2012 Oct 26.

Department of Radiation Oncology, Memorial Sloan–Kettering Cancer Center, New York, NY 10065, USA.

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http://dx.doi.org/10.3171/2012.9.SPINE12433DOI Listing
January 2013

Correlation of osteoradionecrosis and dental events with dosimetric parameters in intensity-modulated radiation therapy for head-and-neck cancer.

Int J Radiat Oncol Biol Phys 2011 Nov 11;81(4):e207-13. Epub 2011 May 11.

Department of Radiation Oncology, Memorial Sloan-Kettering Cancer Center, New York, NY 10021, USA.

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http://dx.doi.org/10.1016/j.ijrobp.2011.02.003DOI Listing
November 2011

Feasibility of reirradiation of recurrent sinonasal carcinoma in the periorbital region using hypofractionated image-guided intensity-modulated radiation therapy.

Head Neck 2011 Sep 19;33(9):1372-8. Epub 2010 May 19.

Department of Radiation Oncology, Memorial Sloan-Kettering Cancer Center, New York, New York, USA.

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http://dx.doi.org/10.1002/hed.21385DOI Listing
September 2011

Motion monitoring for cranial frameless stereotactic radiosurgery using video-based three-dimensional optical surface imaging.

Med Phys 2011 Jul;38(7):3981-94

Department of Medical Physics, Memorial Sloan-Kettering Cancer Center, 1275 York Avenue, New York, New York 10065, USA.

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http://dx.doi.org/10.1118/1.3596526DOI Listing
July 2011

An investigation of intensity-modulated radiation therapy versus conventional two-dimensional and 3D-conformal radiation therapy for early stage larynx cancer.

Radiat Oncol 2010 Aug 26;5:74. Epub 2010 Aug 26.

Department of Radiation Oncology, Memorial Sloan-Kettering Cancer Center, New York, NY, USA.

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http://dx.doi.org/10.1186/1748-717X-5-74DOI Listing
http://www.ncbi.nlm.nih.gov/pmc/articles/PMC2940770PMC
August 2010

IMRT commissioning: multiple institution planning and dosimetry comparisons, a report from AAPM Task Group 119.

Med Phys 2009 Nov;36(11):5359-73

Department of Radiation Oncology, Mayo Clinic Scottsdale, 5777 East Mayo Boulevard, MCSB Concourse, Phoenix, Arizona 89054, USA.

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http://doi.wiley.com/10.1118/1.3238104
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http://dx.doi.org/10.1118/1.3238104DOI Listing
November 2009

The effect of significant tumor reduction on the dose distribution in intensity modulated radiation therapy for head-and-neck cancer: a case study.

Med Dosim 2009 24;34(3):250-5. Epub 2008 Nov 24.

Department of Medical Physics, Memorial Sloan-Kettering Cancer Center, New York, NY 10065, USA.

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http://dx.doi.org/10.1016/j.meddos.2008.10.004DOI Listing
http://www.ncbi.nlm.nih.gov/pmc/articles/PMC2892776PMC
October 2009

Postoperative intensity-modulated radiation therapy for cancers of the paranasal sinuses, nasal cavity, and lacrimal glands: technique, early outcomes, and toxicity.

Head Neck 2008 Jul;30(7):925-32

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

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http://dx.doi.org/10.1002/hed.20800DOI Listing
July 2008

Intensity-modulated radiotherapy for head and neck cancer of unknown primary: toxicity and preliminary efficacy.

Int J Radiat Oncol Biol Phys 2008 Mar 5;70(4):1100-7. Epub 2007 Nov 5.

Department of Radiation Oncology, Memorial Sloan-Kettering Cancer Center, New York, NY 10022, USA.

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http://dx.doi.org/10.1016/j.ijrobp.2007.07.2351DOI Listing
March 2008

The influence of changes in tumor hypoxia on dose-painting treatment plans based on 18F-FMISO positron emission tomography.

Int J Radiat Oncol Biol Phys 2008 Mar;70(4):1219-28

Department of Radiation Oncology, Shantou University Medical College-Cancer Hospital, Shantou, China.

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http://dx.doi.org/10.1016/j.ijrobp.2007.09.050DOI Listing
http://www.ncbi.nlm.nih.gov/pmc/articles/PMC3784985PMC
March 2008

Concurrent chemotherapy and intensity-modulated radiotherapy for locoregionally advanced laryngeal and hypopharyngeal cancers.

Int J Radiat Oncol Biol Phys 2007 Oct 9;69(2):459-68. Epub 2007 May 9.

Department of Radiation Oncology, Memorial Sloan-Kettering Cancer Center, New York, NY 10021, USA.

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http://dx.doi.org/10.1016/j.ijrobp.2007.03.013DOI Listing
October 2007

Planning in the IGRT context: closing the loop.

Semin Radiat Oncol 2007 Oct;17(4):268-77

Department of Medical Physics, Memorial Sloan-Kettering Cancer Center, New York, NY 10021, USA.

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http://dx.doi.org/10.1016/j.semradonc.2007.06.002DOI Listing
October 2007

Using an onboard kilovoltage imager to measure setup deviation in intensity-modulated radiation therapy for head-and-neck patients.

J Appl Clin Med Phys 2007 Sep 24;8(4):2439. Epub 2007 Sep 24.

Department of Medical Physics, Memorial Sloan-Kettering Cancer Center, New York, New York 10021, USA.

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September 2007

Choosing an intensity-modulated radiation therapy technique in the treatment of head-and-neck cancer.

Int J Radiat Oncol Biol Phys 2007 Aug 22;68(5):1299-309. Epub 2007 Jan 22.

Department of Radiation Oncology, Memorial Sloan-Kettering Cancer Center, New York, NY 10021, USA.

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http://linkinghub.elsevier.com/retrieve/pii/S036030160603495
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http://dx.doi.org/10.1016/j.ijrobp.2006.11.019DOI Listing
August 2007

Salvage re-irradiation for recurrent head and neck cancer.

Int J Radiat Oncol Biol Phys 2007 Jul 26;68(3):731-40. Epub 2007 Mar 26.

Department of Radiation Oncology, Memorial Sloan-Kettering Cancer Center, New York, NY 10021, USA.

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http://linkinghub.elsevier.com/retrieve/pii/S036030160700081
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http://dx.doi.org/10.1016/j.ijrobp.2006.12.055DOI Listing
July 2007

Results of a one year survey of output for linear accelerators using IMRT and non-IMRT techniques.

J Appl Clin Med Phys 2004 1;5(1):64-72. Epub 2004 Jan 1.

Department of Medical Physics, Memorial Sloan-Kettering Cancer Center, 1275 York Avenue, New York 10021, USA.

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http://www.ncbi.nlm.nih.gov/pmc/articles/PMC5723448PMC
http://dx.doi.org/10.1120/jacmp.v5i1.1960DOI Listing
March 2006

Dosimetric effect of respiratory motion in external beam radiotherapy of the lung.

Radiother Oncol 2004 May;71(2):191-200

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

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http://dx.doi.org/10.1016/j.radonc.2004.01.011DOI Listing
May 2004

Development of a semi-automatic alignment tool for accelerated localization of the prostate.

Int J Radiat Oncol Biol Phys 2003 Mar;55(3):811-24

Department of Medical Physics, Memorial Sloan-Kettering Cancer Center, New York, NY 10021, USA.

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http://dx.doi.org/10.1016/s0360-3016(02)04207-4DOI Listing
March 2003

Estimation of shielding factors for linear accelerators.

Health Phys 2002 Nov;83(11 Suppl):S65-7

Department of Medical Physics, Memorial Sloan-Kettering Cancer Center, New York, NY 10021 , USA.

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http://dx.doi.org/10.1097/00004032-200211005-00006DOI Listing
November 2002

Time trends in organ position and volume in patients receiving prostate three-dimensional conformal radiotherapy.

Radiother Oncol 2002 Mar;62(3):261-5

Department of Medical Physics, Memorial Sloan-Kettering Cancer Center, New York, NY 10021, USA.

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http://dx.doi.org/10.1016/s0167-8140(01)00466-2DOI Listing
March 2002