Search Results - "Qutbi, Mohsen" :: K.UTB vyhledávací portál | TBU Library Retrieval Portal

Adjustment of acquisition arc in cardiac malposition during myocardial perfusion SPECT imaging: computer simulation based on deterministic modeling

Adjustment of acquisition arc in cardiac malposition during myocardial perfusion SPECT imaging: computer simulation based on deterministic modeling

by Qutbi, Mohsen
Published in Journal of nuclear cardiology (01.10.2023)

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Journal Article

Deterministic Modeling for Radiation Attenuation-integrated Radon Transform in Emission Computed Tomography: Algorithm, Curve Fitting Analysis, and Introduction of Attenuation Hadamard Matrix

Deterministic Modeling for Radiation Attenuation-integrated Radon Transform in Emission Computed Tomography: Algorithm, Curve Fitting Analysis, and Introduction of Attenuation Hadamard Matrix

by Qutbi, Mohsen
Published in Journal of medical physics (01.10.2023)

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Journal Article

Exploring the Influence of Initial Estimates on Iterative Maximum Likelihood Expectation-maximization in Tomographic Reconstruction

Exploring the Influence of Initial Estimates on Iterative Maximum Likelihood Expectation-maximization in Tomographic Reconstruction

by Qutbi, Mohsen
Published in Journal of medical physics (01.01.2024)

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Journal Article

Letter apropos “Reversible perfusion defect in hypertrophied papillary muscle on myocardial perfusion imaging: The ‘filled doughnut sign’”

Letter apropos “Reversible perfusion defect in hypertrophied papillary muscle on myocardial perfusion imaging: The ‘filled doughnut sign’”

by Qutbi, Mohsen
Published in Journal of nuclear cardiology (01.06.2020)

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Journal Article

Artificial High- and Low-density Materials in Bone Mineral Densitometry Using Dual-energy X-ray Absorptiometry: A GATE Monte Carlo Simulation of “Black-hole” Artifact

Artificial High- and Low-density Materials in Bone Mineral Densitometry Using Dual-energy X-ray Absorptiometry: A GATE Monte Carlo Simulation of “Black-hole” Artifact

by Qutbi, Mohsen
Published in Journal of medical physics (01.07.2024)

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Journal Article

Profound gating error and flattened time-volume curve from inefficient triggering from improper setting of ECG leads in myocardial perfusion SPECT

Profound gating error and flattened time-volume curve from inefficient triggering from improper setting of ECG leads in myocardial perfusion SPECT

by Ahmadi, Reyhane, Qutbi, Mohsen
Published in Journal of nuclear cardiology (01.12.2022)

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Journal Article

Masking Effect of Radiopharmaceutical Dose Extravasation During Injection on Myocardial Perfusion Defects During SPECT Myocardial Perfusion Imaging: A Potential Source of False Negative Result

Masking Effect of Radiopharmaceutical Dose Extravasation During Injection on Myocardial Perfusion Defects During SPECT Myocardial Perfusion Imaging: A Potential Source of False Negative Result

by Qutbi, Mohsen
Published in Molecular imaging and radionuclide therapy (01.10.2018)

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Journal Article

What is this image? 2019: Image 4 result

What is this image? 2019: Image 4 result

by Qutbi, Mohsen, Asli, Isa Neshandar
Published in Journal of nuclear cardiology (01.02.2020)

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Journal Article

Polarity status of trigger signal during ECG-gating affects parameters of LV function in gated myocardial perfusion SPECT

Polarity status of trigger signal during ECG-gating affects parameters of LV function in gated myocardial perfusion SPECT

by Qutbi, Mohsen, Soltanshahi, Mehdi, FarokhiMoghadam, Farideh, Ramandi, Fahime Lamei, Kaghazchi, Fatemeh, Ahmadi, Reyhane
Published in Journal of nuclear cardiology (01.10.2022)

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Journal Article

A Pelvic Meckel Diverticulum Mimicking the Urinary Bladder on a Meckel Scan

A Pelvic Meckel Diverticulum Mimicking the Urinary Bladder on a Meckel Scan

by Qutbi, Mohsen, Asli, Isa Neshandar
Published in Journal of nuclear medicine technology (01.03.2018)

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Journal Article

The impact of nonstandard hip rotation on densitometric results of hip regions and potential misclassification of diagnosis

The impact of nonstandard hip rotation on densitometric results of hip regions and potential misclassification of diagnosis

by Qutbi, Mohsen, Salek, Ali, Soltanshahi, Mehdi, Ajdari, Sadegh Ebrahim, Asli, Isa Neshandar
Published in Archives of osteoporosis (01.08.2019)

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Technical and patient-related sources of error and artifacts in bone mineral densitometry using dual-energy X-ray absorptiometry: A pictorial review

Technical and patient-related sources of error and artifacts in bone mineral densitometry using dual-energy X-ray absorptiometry: A pictorial review

by Qutbi, Mohsen, Soltanshahi, Mehdi, Shiravand, Yaser, Gorzi, Saba Karami, Shafiei, Babak, Asli, Isa Neshandar
Published in The Indian journal of radiology & imaging (01.07.2020)

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Adjacent object distorts the organ-of-interest in filtered back-projection tomographic image reconstruction: 'ramp filter' or 'reconstruction' artifact revisited

Adjacent object distorts the organ-of-interest in filtered back-projection tomographic image reconstruction: 'ramp filter' or 'reconstruction' artifact revisited

by Qutbi, Mohsen
Published in Nuclear medicine communications (01.05.2024)

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Factors That Impact Evaluation of Left Ventricular Systolic Parameters in Myocardial Perfusion Gated SPECT with 16 Frame and 8 Frame Acquisition Models

Factors That Impact Evaluation of Left Ventricular Systolic Parameters in Myocardial Perfusion Gated SPECT with 16 Frame and 8 Frame Acquisition Models

by Ansari, Mojtaba, Hashemi, Hoda, Soltanshahi, Mehdi, Qutbi, Mohsen, Azizmohammadi, Zahra, Tabeie, Faraj, Javadi, Hamid, Jafari, Esmail, Barekat, Maryam, Assadi, Majid
Published in Molecular imaging and radionuclide therapy (01.06.2018)

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Vesicoureteral Reflux in Nonfunctioning Renal Allograft Incidentally Detected in a Posttransplant 99mTc-DTPA Scan: Significance of Postvoid Imaging

Vesicoureteral Reflux in Nonfunctioning Renal Allograft Incidentally Detected in a Posttransplant 99mTc-DTPA Scan: Significance of Postvoid Imaging

by Qutbi, Mohsen
Published in Clinical nuclear medicine (01.02.2022)

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Journal Article

SPECT myocardial perfusion imaging in patients with Dextrocardia

SPECT myocardial perfusion imaging in patients with Dextrocardia

by Qutbi, Mohsen
Published in Journal of nuclear cardiology (01.08.2019)

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Journal Article

Quantitative Performance Evaluation of Commonly Used Colormaps for Image Display in Myocardial Perfusion Imaging: Analysis based on Perceptual Metrics

Quantitative Performance Evaluation of Commonly Used Colormaps for Image Display in Myocardial Perfusion Imaging: Analysis based on Perceptual Metrics

by Qutbi, Mohsen
Published in Molecular imaging and radionuclide therapy (01.06.2024)

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Journal Article

What is this image? 2019: Image 2 result: Reduction in interfering gastric wall uptake on myocardial perfusion SPECT following a 2-week period of omeprazole withdrawal

What is this image? 2019: Image 2 result: Reduction in interfering gastric wall uptake on myocardial perfusion SPECT following a 2-week period of omeprazole withdrawal

by Qutbi, Mohsen
Published in Journal of nuclear cardiology (01.10.2019)

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Journal Article

Adjustment of acquisition arc in cardiac malposition during myocardial perfusion SPECT imaging: computer simulation based on deterministic modeling

Adjustment of acquisition arc in cardiac malposition during myocardial perfusion SPECT imaging: computer simulation based on deterministic modeling

by Qutbi, Mohsen
Published in Journal of nuclear cardiology (01.10.2023)

Get full text

Journal Article

What is this image? 2019: Image 2 result

What is this image? 2019: Image 2 result

by Qutbi, Mohsen
Published in Journal of nuclear cardiology (01.10.2019)

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Journal Article