Results 21 to 30 of about 301,881 (351)

Importance of fluorine 18 fluorodeoxyglucose (FDG) positron emission tomography (PET)/computed tomography (CT) in detection of post-thyroidectomy recurrence in differentiated thyroid cancer with negative radio-isotope iodine scan, yet, elevated serum thyroglobulin level

open access: yesThe Egyptian Journal of Radiology and Nuclear Medicine, 2022
Background Thyroid cancer considered the 6th common cancer in female and represents approximately 1% of all cancers. Thyroid cancer is generally characterized by good prognosis, long term survival and low aggressiveness. Its prognosis is related to tumor
Amir Fathy Henfy Younis   +2 more
doaj   +1 more source

Modelling and simulation of magnetic induction in magnetic particle imaging system [PDF]

open access: yes, 2020
In the last century, tomographic imaging has become an essential tool for disease diagnosis. There are several dominant tomographic imaging methods used for medical application such as computed tomography (CT), magnetic resonance imaging (MRI), positron ...
Birahim, Muhamad Fikri Shahkhirin   +2 more
core  

Refraction-corrected ray-based inversion for three-dimensional ultrasound tomography of the breast [PDF]

open access: yes, 2020
Ultrasound Tomography has seen a revival of interest in the past decade, especially for breast imaging, due to improvements in both ultrasound and computing hardware.
Cox, Ben   +2 more
core   +3 more sources

High quality low-dose SPECT reconstruction using CGAN-based transformer network with geometric tight framelet

open access: yesFrontiers in Physics, 2023
Single-photon emission computed tomography (SPECT) is a widely used diagnostic tool, but radioactive radiation during imaging poses potential health risks to subjects. Accurate low-dose single-photon emission computed tomography reconstruction is crucial
Zengguo Liang   +4 more
doaj   +1 more source

Biosystems Study of the Molecular Networks Underlying Hippocampal Aging Progression and Anti-aging Treatment in Mice

open access: yesFrontiers in Aging Neuroscience, 2017
Aging progression is a process that an individual encounters as they become older, and usually results from a series of normal physiological changes over time.
Jiao Wang   +10 more
doaj   +1 more source

LncRNAs has been identified as regulators of Myeloid-derived suppressor cells in lung cancer

open access: yesFrontiers in Immunology, 2023
Lung tumours are widespread pathological conditions that attract much attention due to their high incidence of death. The immune system contributes to the progression of these diseases, especially non-small cell lung cancer, resulting in the fast ...
Yifan Liu   +10 more
doaj   +1 more source

Melanocortin 1 receptor targeted imaging of melanoma with gold nanocages and positron emission tomography [PDF]

open access: yes, 2018
Purpose: Melanoma is a lethal skin cancer with unmet clinical needs for targeted imaging and therapy. Nanoscale materials conjugated with targeting components have shown great potential to improve tumor delivery efficiency while minimizing undesirable ...
Black, Kvar   +8 more
core   +2 more sources

Correlation between PET/CT and CT in the staging prior to the treatment of head and neck squamous cell carcinoma

open access: yesBrazilian Journal of Otorhinolaryngology, 2021
Introduction: Head and neck squamous cell carcinoma is the seventh most common malignant tumor. The advances in treatment have improved the global survival rates in the past years, although the prognosis is still grave.
Fernando García-Curdi   +6 more
doaj   +1 more source

Long-term prognostic value of exercise technetium-99m tetrofosmin myocardial perfusion single-photon emission computed tomography [PDF]

open access: yes, 2012
Background. Exercise 99mTc-tetrofosmin single-photon emission computed tomography (SPECT) is a useful tool for short- and medium-term risk stratifications ...
Boiten, H.J. (Henk-Jan)   +7 more
core   +2 more sources

Prognostic value of 18F-FDG PET/CT parameters and histopathologic variables in head and neck cancer

open access: yesBrazilian Journal of Otorhinolaryngology, 2021
Introduction: 18F-fluorodeoxyglucose positron emission tomography/computed tomography parameters such as; maximum standardized uptake values, standard metabolic tumor volume and otal lesion glycosis are important prognostic biomarkers in cancers ...
Hale Aslan   +8 more
doaj   +1 more source

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