Nehmeh, Sadek

Publications

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Reproducibility of [¹⁸F]MK-6240 kinetics in brain studies with shortened dynamic PET protocol in healthy/cognitively normal subjects. EJNMMI physics. 2024 Academic Article GET IT
In vivo brain estrogen receptor density by neuroendocrine aging and relationships with cognition and symptomatology. Scientific reports. 2024 Academic Article GET IT
[1-¹¹C]-Butanol Positron Emission Tomography reveals an impaired brain to nasal turbinates pathway in aging amyloid positive subjects. Fluids and barriers of the CNS. 2024 Academic Article GET IT
The potential of a medium-cost long axial FOV PET system for nuclear medicine departments. European journal of nuclear medicine and molecular imaging. 2022 Academic Article GET IT
Physical performance of adaptive axial FOV PET scanners with a sparse detector block rings or a checkerboard configuration. Physics in medicine and biology. 2022 Academic Article GET IT
Noise-Based Image Harmonization Significantly Increases Repeatability and Reproducibility of Radiomics Features in PET Images: A Phantom Study. Tomography (Ann Arbor, Mich.). 2022 Academic Article GET IT
Decreased CSF clearance and increased brain amyloid in Alzheimer's disease. Fluids and barriers of the CNS. 2022 Academic Article GET IT
Times cited: 44
Dynamic ⁶⁸Ga-DOTATATE PET/MRI in the Diagnosis and Management of Intracranial Meningiomas. Radiology. Imaging cancer. 2022 Academic Article GET IT
Assessing Bone Marrow Activity with [18F]FLT PET in Patients with Essential Thrombocythemia and Prefibrotic Myelofibrosis: A Proof of Concept. Technology in cancer research & treatment. 2022 Academic Article GET IT
Population-based input function for TSPO quantification and kinetic modeling with [¹¹C]-DPA-713. EJNMMI physics. 2021 Academic Article GET IT
Comparison of FDG and FMISO uptakes and distributions in head and neck squamous cell cancer tumors. EJNMMI research. 2021 Academic Article GET IT
A study of 18F-FLT positron emission tomography/computed tomography imaging in cases of prefibrotic/early primary myelofibrosis and essential thrombocythemia. Medicine. 2020 Academic Article GET IT
A pilot study of ¹³N-ammonia cardiac PET imaging to assess subacute cardiotoxicity following adjuvant intensity-modulated radiotherapy for locally advanced breast cancer. Clinical imaging. 2020 Academic Article GET IT
Times cited: 7
Multisite Technical and Clinical Performance Evaluation of Quantitative Imaging Biomarkers from 3D FDG PET Segmentations of Head and Neck Cancer Images. Tomography (Ann Arbor, Mich.). 2020 Academic Article GET IT
Times cited: 4
Physical performance of a long axial field-of-view PET scanner prototype with sparse rings configuration: A Monte Carlo simulation study. Medical physics. 2020 Academic Article GET IT
Times cited: 12
Positron Emission Tomography/Computed Tomography-Based Assessments of Androgen Receptor Expression and Glycolytic Activity as a Prognostic Biomarker for Metastatic Castration-Resistant Prostate Cancer. JAMA oncology. 2018 Academic Article GET IT
Times cited: 89
Inter-operator variability in compartmental kinetic analysis of ¹⁸F-fluoromisonidazole dynamic PET. Clinical imaging. 2018 Academic Article GET IT
Times cited: 3
Measuring temporal stability of positron emission tomography standardized uptake value bias using long-lived sources in a multicenter network. Journal of medical imaging (Bellingham, Wash.). 2018 Academic Article GET IT
Times cited: 8
Pharmacokinetic Analysis of Dynamic ¹⁸F-Fluoromisonidazole PET Data in Non-Small Cell Lung Cancer. Journal of nuclear medicine : official publication, Society of Nuclear Medicine. 2017 Academic Article GET IT
Times cited: 23
Multi-site quality and variability analysis of 3D FDG PET segmentations based on phantom and clinical image data. Medical physics. 2017 Academic Article GET IT
Times cited: 20
Reproducibility of ¹⁸F-fluoromisonidazole intratumour distribution in non-small cell lung cancer. EJNMMI research. 2016 Academic Article GET IT
Feasibility of 18F-Fluoromisonidazole Kinetic Modeling in Head and Neck Cancer Using Shortened Acquisition Times. Journal of nuclear medicine : official publication, Society of Nuclear Medicine. 2015 Academic Article GET IT
Times cited: 15
Split-dose technique for FDG PET/CT-guided percutaneous ablation: a method to facilitate lesion targeting and to provide immediate assessment of treatment effectiveness. Radiology. 2013 Academic Article GET IT
Times cited: 98
Recurrent non-small cell lung cancer: evaluation of CT-guided radiofrequency ablation as salvage therapy. Acta radiologica (Stockholm, Sweden : 1987). 2012 Academic Article GET IT
Times cited: 22
Practical approach for comparative analysis of multilesion molecular imaging using a semiautomated program for PET/CT. Journal of nuclear medicine : official publication, Society of Nuclear Medicine. 2011 Academic Article GET IT
Times cited: 39
Repeatability of SUV measurements in serial PET. Medical physics. 2011 Academic Article GET IT
A novel respiratory tracking system for smart-gated PET acquisition. Medical physics. 2011 Academic Article GET IT
An iterative technique to segment PET lesions using a Monte Carlo based mathematical model. Medical physics. 2009 Academic Article GET IT
Times cited: 47
Modeling acute and chronic hypoxia using serial images of 18F-FMISO PET. Medical physics. 2009 Academic Article GET IT
Times cited: 36
Evaluation of a compartmental model for estimating tumor hypoxia via FMISO dynamic PET imaging. Physics in medicine and biology. 2009 Academic Article GET IT
Times cited: 62
Prospective trial incorporating pre-/mid-treatment [18F]-misonidazole positron emission tomography for head-and-neck cancer patients undergoing concurrent chemoradiotherapy. International journal of radiation oncology, biology, physics. 2009 Academic Article GET IT
Times cited: 119
Evaluation of different methods of 18F-FDG-PET target volume delineation in the radiotherapy of head and neck cancer. American journal of clinical oncology. 2008 Academic Article GET IT
Times cited: 37
Respiratory motion in positron emission tomography/computed tomography: a review. Seminars in nuclear medicine. 2008 Information Resource GET IT
Times cited: 232
The influence of changes in tumor hypoxia on dose-painting treatment plans based on 18F-FMISO positron emission tomography. International journal of radiation oncology, biology, physics. 2008 Academic Article GET IT
Times cited: 147
Reproducibility of intratumor distribution of (18)F-fluoromisonidazole in head and neck cancer. International journal of radiation oncology, biology, physics. 2008 Academic Article GET IT
Times cited: 192
Fluorine-18-labeled fluoromisonidazole positron emission and computed tomography-guided intensity-modulated radiotherapy for head and neck cancer: a feasibility study. International journal of radiation oncology, biology, physics. 2007 Academic Article GET IT
Times cited: 215
Design of respiration averaged CT for attenuation correction of the PET data from PET/CT. Medical physics. 2007 Academic Article GET IT
Times cited: 34
Phase and amplitude binning for 4D-CT imaging. Physics in medicine and biology. 2007 Academic Article GET IT
Times cited: 105
Deep-inspiration breath-hold PET/CT: clinical findings with a new technique for detection and characterization of thoracic lesions. Journal of nuclear medicine : official publication, Society of Nuclear Medicine. 2007 Academic Article GET IT
Times cited: 77
Deep-inspiration breath-hold PET/CT of the thorax. Journal of nuclear medicine : official publication, Society of Nuclear Medicine. 2007 Academic Article GET IT
Times cited: 125
Evaluation of an automated deformable image matching method for quantifying lung motion in respiration-correlated CT images. Medical physics. 2006 Academic Article GET IT
Times cited: 57
Validation of GATE Monte Carlo simulations of the GE Advance/Discovery LS PET scanners. Medical physics. 2006 Academic Article GET IT
Times cited: 109
Attenuation correction of PET images with respiration-averaged CT images in PET/CT. Journal of nuclear medicine : official publication, Society of Nuclear Medicine. 2005 Academic Article GET IT
Times cited: 223
Effect of motion on tracer activity determination in CT attenuation corrected PET images: A lung phantom study. Medical physics. 2005 Academic Article GET IT
Times cited: 63
Effect of motion on tracer activity determination in CT attenuation corrected PET images: a lung phantom study. Medical physics. 2005 Academic Article GET IT
Times cited: 63
Does registration of PET and planning CT images decrease interobserver and intraobserver variation in delineating tumor volumes for non-small-cell lung cancer?. International journal of radiation oncology, biology, physics. 2005 Academic Article GET IT
Times cited: 130
Four-dimensional (4D) PET/CT imaging of the thorax. Medical physics. 2004 Academic Article GET IT
Times cited: 275
Measurement of lung tumor motion using respiration-correlated CT. International journal of radiation oncology, biology, physics. 2004 Academic Article GET IT
Times cited: 202
The CT motion quantitation of lung lesions and its impact on PET-measured SUVs. Journal of nuclear medicine : official publication, Society of Nuclear Medicine. 2004 Academic Article GET IT
Times cited: 243
Quantitation of respiratory motion during 4D-PET/CT acquisition. Medical physics. 2004 Academic Article GET IT
Times cited: 187
PET performance measurements for an LSO-based combined PET/CT scanner using the National Electrical Manufacturers Association NU 2-2001 standard. Journal of nuclear medicine : official publication, Society of Nuclear Medicine. 2004 Academic Article GET IT
Times cited: 76
Reduction of respiratory motion artifacts in PET imaging of lung cancer by respiratory correlated dynamic PET: methodology and comparison with respiratory gated PET. Journal of nuclear medicine : official publication, Society of Nuclear Medicine. 2003 Academic Article GET IT
Times cited: 137
Effect of respiratory gating on quantifying PET images of lung cancer. Journal of nuclear medicine : official publication, Society of Nuclear Medicine. 2002 Academic Article GET IT
Times cited: 349
Effect of respiratory gating on reducing lung motion artifacts in PET imaging of lung cancer. Medical physics. 2002 Academic Article GET IT
Times cited: 224

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Research

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Co-investigator Network

Funding awarded

Ultra-High Performance Brain-dedicated PET scanner for Neurology and Neuro-oncology imaging awarded by National Cancer Institute Principal Investigator 2023 - 2028

Understanding the dynamic interactions between tau pathology and microgliamediated inflammation in Alzheimer''s Disease awarded by National Institute on Aging Co-Investigator 2021 - 2026
Perimenopause in Brain Aging and Alzheimer''s disease awarded by National Institute on Aging Co-Investigator 2021 - 2026
MRI Detection of CarotId Plaques as a mecHanism for Embolic strokes of undeteRmined source (MRI DECIPHER) awarded by National Heart, Lung, & Blood Institute Co-Investigator 2019 - 2025
Identifying mechanisms of tissue injury in MS lesions: a multi-modality imaging approach awarded by National Institute of Neurological Disorders & Stroke Co-Investigator 2018 - 2024
missing activity Co-Investigator 2018 - 2024
The Development of Radiolabeled Positional isomers of [11C]Pyruvate for Imaging Cancer Metabolism Co-Investigator 2020 - 2023
missing activity Co-Investigator 2016 - 2023

Modernization and Expansion of the Citigroup Biomedical Imaging Center at Weill Cornell Medical College awarded by National Institutes of Health, Office of the Director Key Personnel 2023 - 2027
New PET/CT System for Human and Non-human Primate Imaging awarded by National Institutes of Health, Office of the Director Key Personnel 2023 - 2025

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Background

education and training

Ph.D., Wayne State University 2000
B.S., American University of Beirut (Lebanon) 1993

Contact

full name

Sadek Nehmeh

primary email

san2028@med.cornell.edu

VIVO Weill Cornell Medical College

Sadek Nehmeh Professor of Medical Physics in Radiology

Publications

selected publications

Research

Funding awarded

Background

education and training

Contact

full name

primary email