Zobrazeno 1 - 10
of 17
pro vyhledávání: '"Mohammad Mehrpouyan"'
Autor:
Atefeh Rostami, Faezeh Mousavi, Seyed Alireza Javadinia, Mostafa Robatjazi, Mohammad Mehrpouyan
Publikováno v:
International Journal of Computational Intelligence Systems, Vol 17, Iss 1, Pp 1-17 (2024)
Abstract The coronavirus disease 2019 (COVID-19) became the most spread and lethal disease in the last 3 years. Early predictions could optimize the decision-making process, healthcare outcomes, and effective usage of healthcare resources during peak
Externí odkaz:
https://doaj.org/article/3b58af3ff8df4f9ea1f7aa6df977357e
Autor:
Mohammad Mehrpouyan, Mozhgan Sametzadeh, Mohamad Momen Garibvand, Ali Reza Eftekhari Moghadam
Publikováno v:
Romanian Neurosurgery, Vol 38, Iss 1 (2024)
Purpose: The aim of the present study was to determine the characteristics and variations in the origin of vertebral arteries (VA), its level of entry into the transverse foramen, VA diameter, Length of VA, and VA dominance. Methods: A total of 250
Externí odkaz:
https://doaj.org/article/fe0813d6f38b4809924655796b34c17f
Autor:
Mohammad Taghi Bahreyni Toossi, Mohsen Khosroabadi, Mohammad Mehrpouyan, Homa Rezaei Moghaddam
Publikováno v:
Iranian Journal of Medical Physics, Vol 17, Iss 4, Pp 235-246 (2020)
Introduction: In recent years, the number of complex coronary angiography (CA) is increasing rapidly. These procedures have a significant contribution to medical exposure to the general population. Exposure of patients to high doses of x-rays could c
Externí odkaz:
https://doaj.org/article/96480204da3547a98a986f246132bd14
Autor:
Ruhollah Ghahramani-Asl, Pejman Porouhan, Mohammad Mehrpouyan, James S. Welsh, Edward J. Calabrese, Rachna Kapoor, Gaurav Dhawan, Seyed Alireza Javadinia
Publikováno v:
Dose-Response, Vol 18 (2020)
Background and purpose: To assess the feasibility of a treatment planning system in localizing, contouring, and targeting lung lesions along with an evaluation of volume indices of lung involvement in patients with COVID-19 pneumonia. Methods: We eva
Externí odkaz:
https://doaj.org/article/ad966d0363184ab0b97660c8ec240e89
Autor:
Mohammad Mehrpouyan, Hamed Zamanian, Ghazal Mehri-Kakavand, Mohamad Pursamimi, Ahmad Shalbaf, Mahdi Ghorbani, Amirhossein Abbaskhani Davanloo
Publikováno v:
Physical and engineering sciences in medicine. 45(3)
The aim of this study is to classify patients suspected from COVID-19 to five stages as normal, early, progressive, peak, and absorption stages using radiomics approach based on lung computed tomography images. Lung CT scans of 683 people were evalua
Autor:
Edward J. Calabrese, Ruhollah Ghahramani-Asl, Pejman Porouhan, Mohammad Mehrpouyan, Seyed Alireza Javadinia, Gaurav Dhawan, Rachna Kapoor, James S Welsh
Publikováno v:
Dose-Response, Vol 18 (2020)
Dose-Response
Dose-Response
Background and purpose: To assess the feasibility of a treatment planning system in localizing, contouring, and targeting lung lesions along with an evaluation of volume indices of lung involvement in patients with COVID-19 pneumonia. Methods: We eva
Autor:
Mohammad Mehrpouyan, Milad Baradaran-Ghahfarokhi, Safoora Nikzad, Golshan Mahmoudi, Masoud Moslehi, Amirreza Dashty
Publikováno v:
Journal of Renal Injury Prevention. 7:175-179
Introduction: Mobile phones have been shown to have hazardous effects on the human renal system, reproduction and development, central nervous system and immune function. Objectives: This study aimed to investigate whether the mobile phone prolonged
Autor:
Ramin Shahraini, Ali S. Meigooni, Najmeh Ghatei, Mahdi Ghorbani, Benyamin Khajetash, Mohammad Mehrpouyan
Publikováno v:
Radiology and Oncology
Radiology and Oncology, Vol 51, Iss 1, Pp 101-112 (2017)
Radiology and Oncology, Vol 51, Iss 1, Pp 101-112 (2017)
Background Interstitial rotating shield brachytherapy (I-RSBT) is a recently developed method for treatment of prostate cancer. In the present study TG-43 dosimetric parameters of a 153Gd source were obtained for use in I-RSBT. Materials and methods
Publikováno v:
Radiology and Oncology, Vol 50, Iss 2, Pp 238-246 (2016)
Radiology and oncology (Ljubljana)
Radiology and Oncology
Radiology and oncology (Ljubljana)
Radiology and Oncology
Aim The aim of this study is to quantify the influence of the photon energy spectrum of brachytherapy sources on task group No. 43 (TG-43) dosimetric parameters. Background Different photon spectra are used for a specific radionuclide in Monte Carlo
Autor:
Mohammad Taghi Bahreyni Toossi, Fateme Akbari, Mahdi Ghorbani, Mohammad Mehrpouyan, Leila Sobhkhiz Sabet
Publikováno v:
Nukleonika, Vol 60, Iss 3, Pp 489-496 (2015)
The aim of this study is the evaluation of electron dose enhancement and photon contamination production by various nanoparticles in the electron mode of a medical linac. MCNPX Monte Carlo code was used for simulation of Siemens Primus linac as well