Results 61 to 70 of about 10,308 (248)

Phase Space Analysis of Fluorine-Oxygen-Nitrogen Network and Energy Generation in Flourine-Oxygen Reaction [PDF]

open access: yesarXiv, 2023
Reaction network of fluorine-18, oxygen-15 and nitrogen-15 is considered for its temperature dependent energy output. The main reactions for generation and annihilation of oxygen and fluorine are coupled in the reaction equations while nitrogen is produced as a decay product.
arxiv  

Recurrent Proliferating Trichilemmal Tumor with Malignant Change on the F-18 Fluorodeoxyglucose Positron Emission Tomography/Computed Tomography

open access: yes대한영상의학회지, 2016
F-18 fluorodeoxyglucose (FDG) positron emission tomography/computed tomography scan has been used for the diagnosis, assessment of treatment response, and follow-up of various neoplasms.
Eun Ha Moon   +4 more
doaj   +1 more source

Frequency, clinical, and paraclinical characteristics of patients with Bickerstaff brainstem encephalitis in a tertiary-referral neurological center

open access: yesRevista Mexicana de Neurociencia, 2022
Background: Bickerstaff brainstem encephalitis (BBE) presents with consciousness impairment, ataxia, ophthalmoplegia, and areflexia. Objective: We aim to describe the clinical, paraclinical, and imaging features of patients with BBE from a tertiary ...
Lilia G. Aguilar-Parra   +10 more
doaj   +1 more source

Diagnostic and Clinical Significance of F-18-FDG-PET/CT Thyroid Incidentalomas [PDF]

open access: yes, 2012
n/
Bertagna, Francesco   +3 more
core   +1 more source

Oxygen isotopic ratios in first dredge-up red giant stars and nuclear reaction rate uncertainties revisited [PDF]

open access: yesMon.Not.Roy.Astron.Soc. 340 (2003) 763, 2002
We describe a general yet simple method to analyse the propagation of nuclear reaction rate uncertainties in a stellar nucleosynthesis and mixing context. The method combines post-processing nucleosynthesis and mixing calculations with a Monte Carlo scheme.
arxiv   +1 more source

Noninvasive evaluation of ischaemic heart disease: myocardial perfusion imaging or stress echocardiography? [PDF]

open access: yes, 2003
Stress echocardiography and myocardial perfusion imaging are commonly used noninvasive imaging modalities for the evaluation of ischaemic heart disease. Both modalities have proved clinically useful in the entire spectrum of coronary artery disease. Both
Bax, J.J. (Jeroen)   +6 more
core   +2 more sources

The effect of fasting on Positron Emission Tomography (PET) imaging (ahead of publication) [PDF]

open access: yesJournal of Fasting and Health, 2014
As a nuclear approach, Positron Emission Tomography (PET) is a functional imaging technique which is based on the detection of gamma ray pairs emitted by a positron-emitting radionuclide.
Elham Dolat, Ameneh Sazgarnia
doaj  

AutoPET Challenge 2023: Sliding Window-based Optimization of U-Net [PDF]

open access: yesarXiv, 2023
Tumor segmentation in medical imaging is crucial and relies on precise delineation. Fluorodeoxyglucose Positron-Emission Tomography (FDG-PET) is widely used in clinical practice to detect metabolically active tumors. However, FDG-PET scans may misinterpret irregular glucose consumption in healthy or benign tissues as cancer. Combining PET with Computed
arxiv  

Appendicular mass imitating a malignant cecal tumor on f18-FDG PET/CT study: a case report [PDF]

open access: yes, 2009
Fluoro-Deoxy-Glucose Positron Emission Tomography/Computerized Tomography scan is a very useful method in the diagnosis and follow-up of gastrointestinal malignancies, although it may cause confusion in differential ...
Doğan, Semih   +2 more
core   +2 more sources

18F-FDG PET/CT in therapy response assessment: oligometastatic colorectal cancer

open access: yesThe Egyptian Journal of Radiology and Nuclear Medicine, 2023
Background Colorectal cancer (CRC) is one of the most widespread cancers worldwide, leading to roughly half a million deaths yearly. The European Society for Medical Oncology defined oligometastatic CRC as a disease with few metastases affecting a small ...
Ibrahim Mansour Nasr   +5 more
doaj   +1 more source

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