Nael Fakhry Osman

Associate Professor

19972017
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Research Output 1997 2017

2017

Spectrally-Presaturated Modulation (SPM): An efficient fat suppression technique for STEAM-based cardiac imaging sequences

Fahmy, A. S., Ibrahim, E. S. H. & Osman, N. F., Apr 1 2017, In : Magnetic Resonance Imaging. 37, p. 209-215 7 p.

Research output: Contribution to journalArticle

Oils and fats
Fats
Modulation
Imaging techniques
Chemical shift
2016

Myocardial Perfusion Reserve and Strain-Encoded CMR for Evaluation of Cardiac Allograft Microvasculopathy

Erbel, C., Mukhammadaminova, N., Gleissner, C. A., Osman, N. F., Hofmann, N. P., Steuer, C., Akhavanpoor, M., Wangler, S., Celik, S., Doesch, A. O., Voss, A., Buss, S. J., Schnabel, P. A., Katus, H. A. & Korosoglou, G., Mar 1 2016, In : JACC: Cardiovascular Imaging. 9, 3, p. 255-266 12 p.

Research output: Contribution to journalArticle

Allografts
Magnetic Resonance Spectroscopy
Perfusion
Coronary Angiography
Heart-Lung Transplantation
2015

Assessment of liver fibrosis using fast strain-encoded MRI driven by inherent cardiac motion

Harouni, A. A., Gharib, A. M., Osman, N. F., Morse, C., Heller, T. & Abd-Elmoniem, K. Z., Jul 1 2015, In : Magnetic Resonance in Medicine. 74, 1, p. 106-114 9 p.

Research output: Contribution to journalArticle

Liver Cirrhosis
Liver
Healthy Volunteers
Liver Diseases
2013

Improved myocardial strain measured by strain-encoded magnetic resonance imaging in a patient with cardiacsarcoidosis

Nakano, S., Kimura, F., Osman, N. F., Sugi, K., Tanno, J., Uchida, Y., Shiono, A., Senbonmatsu, T. & Nishimura, S., Nov 2013, In : Canadian Journal of Cardiology. 29, 11

Research output: Contribution to journalArticle

Sarcoidosis
Magnetic Resonance Imaging
Gadolinium
Adrenal Cortex Hormones
Pathology

Myocardium segmentation in strain-encoded (SENC) magnetic resonance images using graph-cuts

Al-Agamy, A. O., Osman, N. F. & Fahmy, A. S., 2013, In : IET Image Processing. 7, 5, p. 415-422 8 p.

Research output: Contribution to journalArticle

Magnetic resonance
Imaging techniques
Cost functions
Seed
Signal to noise ratio

Regional and global biventricular function in pulmonary arterial hypertension: A cardiac MR imaging study

Shehata, M. L., Harouni, A. A., Skrok, J., Basha, T. A., Boyce, D., Lechtzin, N., Mathai, S., Girgis, R., Osman, N. F., Lima, J., Bluemke, D. A., Hassoun, P. M. & Vogel-Claussen, J., Jan 2013, In : Radiology. 266, 1, p. 114-122 9 p.

Research output: Contribution to journalArticle

Pulmonary Hypertension
Magnetic Resonance Imaging
Arterial Pressure
Right Ventricular Function
Lung

The strain-encoded (SENC) MR imaging for detection of global right ventricular dysfunction in pulmonary hypertension

Oyama-Manabe, N., Sato, T., Tsujino, I., Kudo, K., Manabe, O., Kato, F., Osman, N. F. & Terae, S., Feb 2013, In : International Journal of Cardiovascular Imaging. 29, 2, p. 371-378 8 p.

Research output: Contribution to journalArticle

Right Ventricular Dysfunction
Brain Natriuretic Peptide
Pulmonary Hypertension
ROC Curve
Cine Magnetic Resonance Imaging
2012

Left ventricular diastolic function in type 2 diabetes mellitus is associated with myocardial triglyceride content but not with impaired myocardial perfusion reserve

Korosoglou, G., Humpert, P. M., Ahrens, J., Oikonomou, D., Osman, N. F., Gitsioudis, G., Buss, S. J., Steen, H., Schnackenburg, B., Bierhaus, A., Nawroth, P. P. & Katus, H. A., Apr 2012, In : Journal of Magnetic Resonance Imaging. 35, 4, p. 804-811 8 p.

Research output: Contribution to journalArticle

Left Ventricular Function
Type 2 Diabetes Mellitus
Triglycerides
Perfusion
Magnetic Resonance Spectroscopy

Strain-encoded breast MRI in phantom and ex vivo specimens with histological validation: Preliminary results

Haruoni, A. A., Hossain, J., El Khouli, R., Matsuda, K. M., Bluemke, D. A., Osman, N. F. & Jacobs, M., Dec 2012, In : Medical Physics. 39, 12, p. 7710-7718 9 p.

Research output: Contribution to journalArticle

Breast
Magnetic Resonance Spectroscopy
Feasibility Studies
Fats
Breast Neoplasms
2011

A novel segmentation method to identify left ventricular infarction in short-axis composite strain-encoded magnetic resonance images

Algohary, A. O., Metwally, M. K., El-Bialy, A. M., Kandil, A. H. & Osman, N. F., 2011, Progress in Biomedical Optics and Imaging - Proceedings of SPIE. Vol. 7962. 79622E

Research output: Chapter in Book/Report/Conference proceedingConference contribution

infarction
Magnetic resonance
Infarction
magnetic resonance
Magnetic Resonance Spectroscopy

Finding the optimal compression level for strain-encoded (SENC) breast MRI; simulations and phantom experiments.

Harouni, A. A., Jacobs, M. & Osman, N. F., 2011, Medical image computing and computer-assisted intervention : MICCAI ... International Conference on Medical Image Computing and Computer-Assisted Intervention. Pt 1 ed. Vol. 14. p. 444-451 8 p.

Research output: Chapter in Book/Report/Conference proceedingChapter

Imaging Phantoms
Breast
Magnetic Resonance Imaging
Neoplasms
Breast Neoplasms

Improved Hardware for Higher Spatial Resolution Strain-encoded (SENC) Breast MRI for Strain Measurements

Harouni, A. A., Hossain, J., Jacobs, M. & Osman, N. F., Jun 2011, In : Academic Radiology. 18, 6, p. 705-715 11 p.

Research output: Contribution to journalArticle

Breast
Magnetic Resonance Imaging
Elasticity Imaging Techniques
Mammography
Equipment and Supplies

Improved strain measuring using fast strain-encoded cardiac MR

Motaal, A. G. & Osman, N. F., 2011, Proceedings - International Symposium on Biomedical Imaging. p. 1289-1294 6 p. 5872637

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Tuning
Image quality
Strain rate
Imaging techniques

Maximum likelihood estimator for signal intensity in STEAM-based MR imaging techniques

Fahmy, A. S., Osman, N. F. & Shalaby, H. A., 2011, Proceedings - 2011 IEEE 7th International Conference on Intelligent Computer Communication and Processing, ICCP 2011. p. 319-322 4 p. 6047888

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Maximum likelihood
Imaging techniques
Magnetic resonance
Blood
Tissue

Myocardial delayed enhancement in pulmonary hypertension: Pulmonary hemodynamics, right ventricular function, and remodeling

Shehata, M. L., Lossnitzer, D., Skrok, J., Boyce, D., Lechtzin, N., Mathai, S., Girgis, R. E., Osman, N. F., Lima, J., Bluemke, D. A., Hassoun, P. M. & Vogel-Claussen, J., Jan 2011, In : American Journal of Roentgenology. 196, 1, p. 87-94 8 p.

Research output: Contribution to journalArticle

Right Ventricular Function
Ventricular Remodeling
Pulmonary Hypertension
Hemodynamics
Lung

Strain-encoded cardiac magnetic resonance during high-dose dobutamine stress testing for the estimation of cardiac outcomes: Comparison to Clinical Parameters and Conventional Wall Motion Readings

Korosoglou, G., Gitsioudis, G., Voss, A., Lehrke, S., Riedle, N., Buss, S. J., Zugck, C., Giannitsis, E., Osman, N. F. & Katus, H. A., Sep 6 2011, In : Journal of the American College of Cardiology. 58, 11, p. 1140-1149 10 p.

Research output: Contribution to journalArticle

Dobutamine
Reading
Magnetic Resonance Spectroscopy
Magnetic Resonance Imaging
Coronary Artery Disease
2010

3D motion tracking of the heart using Harmonic Phase (HARP) isosurfaces

Soliman, A. S. & Osman, N. F., 2010, Progress in Biomedical Optics and Imaging - Proceedings of SPIE. PART 1 ed. Vol. 7623. 76232C

Research output: Chapter in Book/Report/Conference proceedingConference contribution

harmonics
Myocardium
Muscle
muscles
Surface reconstruction

Automated cardiac-tissue identification in composite strain-encoded (C-SECN) images using fuzzy K-means and bayesian classifier

Motaal, A. G., El-Gayar, N. & Osman, N. F., 2010, 2010 4th International Conference on Bioinformatics and Biomedical Engineering, iCBBE 2010. 5517766

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Classifiers
Tissue
Composite materials
Tissue Survival
Imaging techniques

Correction of left ventricle strain signals estimated from tagged MR images

Khalil, M. E., Fahmy, A. S. & Osman, N. F., 2010, Lecture Notes in Computer Science (including subseries Lecture Notes in Artificial Intelligence and Lecture Notes in Bioinformatics). Vol. 6134 LNCS. p. 559-567 9 p. (Lecture Notes in Computer Science (including subseries Lecture Notes in Artificial Intelligence and Lecture Notes in Bioinformatics); vol. 6134 LNCS).

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Strain Measurement
Left Ventricle
Strain measurement
Cardiac muscle
Muscle

Different regions identification in composite strain-encoded (C-SENC) images using machine learning techniques

Motaal, A. G., El-Gayar, N. & Osman, N. F., 2010, Lecture Notes in Computer Science (including subseries Lecture Notes in Artificial Intelligence and Lecture Notes in Bioinformatics). Vol. 5998 LNAI. p. 231-240 10 p. (Lecture Notes in Computer Science (including subseries Lecture Notes in Artificial Intelligence and Lecture Notes in Bioinformatics); vol. 5998 LNAI).

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Learning systems
Machine Learning
Composite
Tissue
Composite materials

Impact of systolic and diastolic deformation indexes assessed by strain-encoded imaging to predict persistent severe myocardial dysfunction in patients after acute myocardial infarction at follow-up

Neizel, M., Korosoglou, G., Lossnitzer, D., Khl, H., Hoffmann, R., Ocklenburg, C., Giannitsis, E., Osman, N. F., Katus, H. A. & Steen, H., Sep 21 2010, In : Journal of the American College of Cardiology. 56, 13, p. 1056-1062 7 p.

Research output: Contribution to journalArticle

Gadolinium
Myocardial Infarction
Confidence Intervals
Image Enhancement
ROC Curve

Improved segmentation technique to detect cardiac infarction in MRI C-SENC images

Algohary, A. O., El-Bialy, A. M., Kandil, A. H. & Osman, N. F., 2010, 2010 5th Cairo International Biomedical Engineering Conference, CIBEC 2010. p. 21-24 4 p. 5716044

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Magnetic resonance imaging
Composite materials
Tissue
Imaging techniques
Clustering algorithms

Improved technique to detect the infarction in delayed enhancement image using k-mean method

Metwally, M. K., El-Gayar, N. & Osman, N. F., 2010, Lecture Notes in Computer Science (including subseries Lecture Notes in Artificial Intelligence and Lecture Notes in Bioinformatics). PART 2 ed. Vol. 6112 LNCS. p. 108-119 12 p. (Lecture Notes in Computer Science (including subseries Lecture Notes in Artificial Intelligence and Lecture Notes in Bioinformatics); vol. 6112 LNCS, no. PART 2).

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Infarction
Image Enhancement
Image enhancement
K-means
Magnetic resonance

Magnetic resonance imaging

Ibrahim, E. S. H. & Osman, N. F., Jan 1 2010, Handbook of Physics in Medicine and Biology. CRC Press, p. 28-1-28-18

Research output: Chapter in Book/Report/Conference proceedingChapter

magnetic resonance
imaging techniques
chemical properties
physical properties
nuclear magnetic resonance

Myocardial scar in pulmonary hypertension: Relationship to pulmonary hemodynamics, right ventricular function and remodeling

Shehata, M. L., Skrok, J., Lossnitzer, D., Mathai, S., Boyce, D., Lechtzin, N., Osman, N. F., Lima, J., Bluemke, D. A., Hassoun, P. M. & Vogel-Claussen, J., 2010, In : Journal of Cardiovascular Magnetic Resonance. 12, SUPPL. 1, O51.

Research output: Contribution to journalArticle

Right Ventricular Function
Ventricular Remodeling
Pulmonary Hypertension
Cicatrix
Hemodynamics

Myocardial segmentation using constrained multi-seeded region growing

Alattar, M. A., Osman, N. F. & Fahmy, A. S., 2010, Lecture Notes in Computer Science (including subseries Lecture Notes in Artificial Intelligence and Lecture Notes in Bioinformatics). PART 2 ed. Vol. 6112 LNCS. p. 89-98 10 p. (Lecture Notes in Computer Science (including subseries Lecture Notes in Artificial Intelligence and Lecture Notes in Bioinformatics); vol. 6112 LNCS, no. PART 2).

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Functional analysis
Region Growing
Seed
Segmentation
Myocardium

Quantitative myocardial blush grade for the detection of cardiac allograft vasculopathy

Korosoglou, G., Riedle, N., Erbacher, M., Dengler, T. J., Zugck, C., Rottbauer, W., Hardt, S., Bekeredjian, R., Kristen, A., Giannitsis, E., Osman, N. F., Dickhaus, H. & Katus, H. A., Apr 2010, In : American Heart Journal. 159, 4

Research output: Contribution to journalArticle

Allografts
Perfusion
Area Under Curve
Angiography
Hyperemia

Real-time single-heartbeat fast strain-encoded imaging of right ventricular regional function: Normal versus chronic pulmonary hypertension

Shehata, M. L., Basha, T. A., Tantawy, W. H., Lima, J., Vogel-Claussen, J., Bluemke, D. A., Hassoun, P. M. & Osman, N. F., 2010, In : Magnetic Resonance in Medicine. 64, 1, p. 98-106 9 p.

Research output: Contribution to journalArticle

Right Ventricular Function
Pulmonary Hypertension
Breath Holding
Right Ventricular Dysfunction
Dyspnea

Segmentation of ascending and descending aorta from magnetic resonance flow images

Al-Agamy, A. O., Osman, N. F. & Fahmy, A. S., 2010, 2010 5th Cairo International Biomedical Engineering Conference, CIBEC 2010. p. 41-44 4 p. 5716100

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Magnetic resonance
Image quality
Imaging techniques

Segmentation of left ventricle in cardiac MRI images using adaptive multi-seeded region growing

AlAttar, M. A., Osman, N. F. & Fahmy, A. S., 2010, 2010 5th Cairo International Biomedical Engineering Conference, CIBEC 2010. p. 25-28 4 p. 5716057

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Functional analysis
Magnetic resonance imaging
Seed
Magnetic Resonance Imaging

Strain correction in interleaved strain-encoded (SENC) cardiac MR

Motaal, A. G. & Osman, N. F., 2010, Progress in Biomedical Optics and Imaging - Proceedings of SPIE. Vol. 7626. 762602

Research output: Chapter in Book/Report/Conference proceedingConference contribution

tuning
acquisition
Tuning
coding
temporal resolution

Strain-encoded CMR for the detection of inducible ischemia during intermediate stress

Korosoglou, G., Lehrke, S., Wochele, A., Hoerig, B., Lossnitzer, D., Steen, H., Giannitsis, E., Osman, N. F. & Katus, H. A., Apr 2010, In : JACC: Cardiovascular Imaging. 3, 4, p. 361-371 11 p.

Research output: Contribution to journalArticle

Coronary Artery Disease
Dobutamine
Magnetic Resonance Spectroscopy
Ischemia
Coronary Angiography
2009

A combined harmonic phase and strain-encoded pulse sequence for measuring three-dimensional strain

Sampath, S., Osman, N. F. & Prince, J. L., Jan 2009, In : Magnetic Resonance Imaging. 27, 1, p. 55-61 7 p.

Research output: Contribution to journalArticle

Healthy Volunteers
Strain measurement
Magnetic resonance imaging

Cine cardiac imaging using black-blood steady-state free precession (BB-SSFP) at 3T

Basha, T. A., Ibrahim, E. S. H., Weiss, R. G. & Osman, N. F., Jul 2009, In : Journal of Magnetic Resonance Imaging. 30, 1, p. 94-103 10 p.

Research output: Contribution to journalArticle

Signal-To-Noise Ratio
Noise
Heart Ventricles
Myocardium
Healthy Volunteers

Clinical assessment of left ventricular rotation and strain: A novel approach for quantification of function in infarcted myocardium and its border zones

Helle-Valle, T., Remme, E. W., Lyseggen, E., Pettersen, E., Vartdal, T., Opdahl, A., Smith, H. J., Osman, N. F., Ihlen, H., Edvardsen, T. & Smiseth, O. A., Jul 2009, In : American Journal of Physiology - Heart and Circulatory Physiology. 297, 1

Research output: Contribution to journalArticle

Myocardium
Echocardiography
Healthy Volunteers
Myocardial Infarction
Gadolinium

Fully automated segmentation of long-axis mri strain-encoded (SENC) images using active shape model (ASM)

Harouni, A. A., Bluemke, D. A. & Osman, N. F., 2009, Proceedings - 2009 IEEE International Symposium on Biomedical Imaging: From Nano to Macro, ISBI 2009. p. 827-830 4 p. 5193180

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Heart Ventricles
Signal-To-Noise Ratio
Heart Diseases
Myocardium
Myocardial Infarction

Image processing and analysis in tagged cardiac mri

Kerwin, W. S., Osman, N. F. & Prince, J. L., 2009, Handbook of Medical Image Processing and Analysis. Elsevier Inc., p. 435-452 18 p.

Research output: Chapter in Book/Report/Conference proceedingChapter

Image analysis
Image processing

Inherent fat cancellation in complementary spatial modulation of magnetization

Fahmy, A. S., Basha, T. A. & Osman, N. F., Jan 2009, In : Magnetic Resonance in Medicine. 61, 1, p. 234-238 5 p.

Research output: Contribution to journalArticle

Fats
Computer-Assisted Image Processing
Water
Volunteers

Myocardial tissue tagging with cardiovascular magnetic resonance

Shehata, M., Cheng, S., Osman, N. F., Bluemke, D. & Lima, J., 2009, In : Journal of Cardiovascular Magnetic Resonance. 11, 1, 55.

Research output: Contribution to journalArticle

Magnetic Resonance Spectroscopy
Computer-Assisted Image Processing
Cardiomyopathies
Heart Failure
Technology
Coronary Vessel Anomalies
Sinus of Valsalva
Magnetic Resonance Angiography
Anatomy
Coronary Vessels

Strain-encoded (SENC) magnetic resonance imaging to evaluate regional heterogeneity of myocardial strain in healthy volunteers: Comparison with conventional tagging

Neizel, M., Lossnitzer, D., Korosoglou, G., Schäufele, T., Lewien, A., Steen, H., Katus, H. A., Osman, N. F. & Giannitsis, E., Jan 2009, In : Journal of Magnetic Resonance Imaging. 29, 1, p. 99-105 7 p.

Research output: Contribution to journalArticle

Heart Ventricles
Healthy Volunteers
Magnetic Resonance Imaging
Myocardium

Strain-encoded cardiac magnetic resonance for the evaluation of chronic allograft vasculopathy in transplant recipients

Korosoglou, G., Osman, N. F., Dengler, T. J., Riedle, N., Steen, H., Lehrke, S., Giannitsis, E. & Katus, H. A., Nov 2009, In : American Journal of Transplantation. 9, 11, p. 2587-2596 10 p.

Research output: Contribution to journalArticle

Allografts
Magnetic Resonance Spectroscopy
Magnetic Resonance Imaging
Heart Transplantation
Cardiac Catheterization

Strain-Encoded Cardiac MR During High-Dose Dobutamine Stress Testing: Comparison to Cine Imaging and to Myocardial Tagging

Korosoglou, G., Futterer, S., Humpert, P. M., Riedle, N., Lossnitzer, D., Hoerig, B., Steen, H., Giannitsis, E., Osman, N. F. & Katus, H. A., May 2009, In : Journal of Magnetic Resonance Imaging. 29, 5, p. 1053-1061 9 p.

Research output: Contribution to journalArticle

Dobutamine
Magnetic Resonance Imaging
Coronary Angiography
Myocardium
Angiography

Strain-encoded cardiac MRI as an adjunct for dobutamine stress testing incremental value to conventional wall motion analysis

Korosoglou, G., Lossnitzer, D., Schellberg, D., Lewien, A., Wochele, A., Schaeufele, T., Neizel, M., Steen, H., Giannitsis, E., Katus, H. A. & Osman, N. F., Mar 2009, In : Circulation: Cardiovascular Imaging. 2, 2, p. 132-140 9 p.

Research output: Contribution to journalArticle

Dobutamine
Coronary Artery Disease
Ischemia
Coronary Vessels
Coronary Angiography

Strain-encoded MRI for evaluation of left ventricular function and transmurality in acute myocardial infarction

Neizel, M., Lossnitzer, D., Korosoglou, G., Schäufele, T., Peykarjou, H., Steen, H., Ocklenburg, C., Giannitsis, E., Katus, H. A. & Osman, N. F., Mar 2009, In : Circulation: Cardiovascular Imaging. 2, 2, p. 116-122 7 p.

Research output: Contribution to journalArticle

Left Ventricular Function
Myocardial Infarction
Reperfusion
Healthy Volunteers

Strain-encoded MRI to evaluate normal left ventricular function and timing of contraction at 3.0 tesla

Hamdan, A., Thouet, T., Kelle, S., Wellnhofer, E., Paetsch, I., Gebker, R., Schnackenburg, B., Fahmy, A. S., Osman, N. F., Bornstedt, A. & Fleck, E., Apr 2009, In : Journal of Magnetic Resonance Imaging. 29, 4, p. 799-808 10 p.

Research output: Contribution to journalArticle

Left Ventricular Function
Magnetic Resonance Imaging
Healthy Volunteers
Population
2008

Automatic filter design in harp analysis of tagged magnetic resonance images

Marinelli, M., Positano, V., Osman, N. F., Recchia, F. A., Lombardi, M. & Landini, L., 2008, 2008 5th IEEE International Symposium on Biomedical Imaging: From Nano to Macro, Proceedings, ISBI. p. 1429-1432 4 p. 4541275

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Magnetic resonance
Elliptic filters
Information use
Image analysis
Image processing

Cardiac MRI steam images denoising using bayes classifier

Motaal, A. G., Al-Attar, M. A., Osman, N. F. & Fahmy, A. S., 2008, 2008 Cairo International Biomedical Engineering Conference, CIBEC 2008. 4786056

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Image denoising
Magnetic resonance
Classifiers
Steam
Imaging techniques

Identification of different heart tissues from MRI C-SENC images using an unsupervised multi-stage fuzzy clustering technique

Ibrahim, E. S. H., Weiss, R. G., Stuber, M., Spooner, A. E. & Osman, N. F., Aug 2008, In : Journal of Magnetic Resonance Imaging. 28, 2, p. 519-526 8 p.

Research output: Contribution to journalArticle

Cluster Analysis
Image Enhancement
Myocardial Infarction
Myocardium
Tissue Survival

Performance evaluation of cardiac MRI image denoising techniques

AlAttar, M. A., Motaal, A. G., Osman, N. F. & Fahmy, A. S., 2008, 2008 Cairo International Biomedical Engineering Conference, CIBEC 2008. 4786055

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Image denoising
Blood
Computer simulation
Magnetic Resonance Imaging