Results 101 to 110 of about 213,840 (355)

Influence of X-ray computed tomography (CT) exposure and reconstruction parameters on positron emission tomography (PET) quantitation

open access: yesEJNMMI Physics, 2020
Background The CT of PET CT provides diagnostic information, anatomic localisation and attenuation correction (AC). When only AC is required, very lose dose CT is desirable.
Ivan Ho Shon   +4 more
doaj   +1 more source

Anaplastic cutaneous lymphoma mimicking an infection. [PDF]

open access: yes, 2014
We present a case of a 17-year-old boy who presented with a skin lesion with extension to the soft tissues of the left thigh. On ultrasound, a homogeneous and hypoechoic expansile formation in the subcutaneous tissue was found, measuring 6.5 × 5 × 3.5 cm,
Balaco, I   +3 more
core   +1 more source

A case of sarcoidosis diagnosed by positron emission tomography/computed tomography

open access: yesIndian Journal of Nuclear Medicine, 2016
Sarcoidosis is a multisystem granulomatous disorder of unknown cause which may affect any organ or system but primarily involve the lungs and the lymphatic system. Extrapulmonary sarcoidosis represents approximately 30-50% of patients. We report the case of a 51-year-old female who presented with increasing complaints of a cough, weakness, weight loss,
Turkolmez, Seyda   +3 more
openaire   +4 more sources

A Mathematical Model of Cellular Aggregation Predicts Patterns of Tau Accumulation in Neurodegenerative Disease

open access: yesAdvanced Science, EarlyView.
A minimal computational model of cellular aggregate formation in neurodegenerative disease, encompassing two competing processes: cell‐autonomous and cell‐to‐cell triggers of aggregation, is presented. Despite its simplicity, the model can reproduce the aggregate patterns observed in post‐mortem brain images from the primary tauopathy Progressive ...
Shih‐Huan Huang   +8 more
wiley   +1 more source

Scar sarcoidosis: A rare entity found by 18F-FDG-PET/CT

open access: yesRadiology Case Reports, 2018
18F-labeled fluoro-2-positron deoxyglucose emission tomography/computed tomography has been widely used in malignancy assessment, however, is not tumor-specific and may be taken up by non-malignant conditions such as sarcoidosis.
M. Vidal, MD, PhD   +4 more
doaj   +1 more source

Cost-Effectiveness of Advanced Imaging Technologies in the Presurgical Workup of Epilepsy. [PDF]

open access: yes, 2020
The cost-effectiveness and benefit of many diagnostic tests used in the presurgical evaluation for persons with epilepsy is for the most part uncertain as is their influence on decision-making.
Chang, Edward F   +2 more
core  

PET/CT incidental detection of second tumor in patients investigated for pancreatic neoplasms [PDF]

open access: yes, 2018
Positron Emission Tomography/computed tomography (PET/CT) is an imaging technique which has a role in the detection and staging malignancies (both in first diagnosis and follow-up).
Bissoli, Sergio   +5 more
core   +2 more sources

Activating the Osteoblastic USP26 Pathway Alleviates Multi‐Organ Fibrosis by Decreasing Insulin Resistance

open access: yesAdvanced Science, EarlyView.
The loss of Ubiquitin Specific Peptidase 26 (USP26) in osteoblasts results in decreased bone formation, as well as multi‐organ fibrosis associated with insulin resistance (IR). Mechanistically, the absence of USP26 reduces glycolysis and lactate accumulation, leading to decreased histone H3 lysine 18 lactylation (H3K18LA) in the promoter region of KH ...
Jiyuan Tang   +9 more
wiley   +1 more source

Metastatic cervical paravertebral solitary fibrous tumor detected by fluorodeoxyglucose positron emission tomography-computed tomography. [PDF]

open access: yes, 2018
Solitary fibrous tumor/hemangiopericytomas (SFT/HPC) are soft tissue tumors that can arising from the abomen, pleura, head and neck, or extremities.
Aparici, Carina Mari   +4 more
core   +2 more sources

Early Detection of Cell Death Using Transmembrane Water Exchange Magnetic Resonance Imaging

open access: yesAdvanced Science, EarlyView.
Cell death is important in both the development and treatment of cancer. In this study, it is demonstrated for the first time that a specific measurement of the transmembrane water exchange rate using magnetic resonance imaging can be used as an early marker of cell death in mammalian cells, in animals and in human patients. Abstract Cell death plays a
Athanasia Kaika   +22 more
wiley   +1 more source

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