Diffusion-weighted MRI, a type of MR technique that can distinguish between cerebral fat embolism and diffuse axonal injury, is presented in this report. Emergency physicians should consider using diffusion-weighted imaging in unconscious trauma patients when their brain CT scans are unremarkable.
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http://dx.doi.org/10.1136/emj.2008.066399 | DOI Listing |
Curr Pain Headache Rep
January 2025
Department of Neurology, Danish Headache Center, Copenhagen University Hospital - Rigshospitalet, Valdemar Hansens Vej 5, Entrance 1A, 2600 Glostrup, Copenhagen, Denmark.
Purpose Of Review: To evaluate the available studies on structural magnetic resonance imaging (MRI) of post-traumatic headache (PTH).
Recent Findings: A systematic search of PubMed and Embase databases (from inception to February 1, 2024) identified nine relevant structural MRI studies. These studies included adult participants diagnosed with acute or persistent PTH in adherence with any edition of the International Classification of Headache Disorders.
BMC Med Imaging
January 2025
Department of Radiology, Suzhou Ninth People's Hospital, Ludang Street 2666#, Suzhou, Jiangsu, 215200, PR China.
Objective: This study was to develop a multi-parametric MRI radiomics model to predict preoperative Ki-67 status.
Materials And Methods: A total of 120 patients with pathologically confirmed breast cancer were retrospectively enrolled and randomly divided into a training set (n = 84) and a validation set (n = 36). Radiomic features were derived from both the intratumoral and peritumoral regions, extending 5 mm from the tumor boundary, using magnetic resonance imaging (MRI).
Sensors (Basel)
December 2024
Department of Systems Design Engineering, University of Waterloo, Waterloo, ON N2L 3G1, Canada.
Breast cancer is a significant cause of death from cancer in women globally, highlighting the need for improved diagnostic imaging to enhance patient outcomes. Accurate tumor identification is essential for diagnosis, treatment, and monitoring, emphasizing the importance of advanced imaging technologies that provide detailed views of tumor characteristics and disease. Recently, a new imaging modality named synthetic correlated diffusion imaging (CDI) has been showing promise for enhanced prostate cancer delineation when compared to existing MRI imaging modalities.
View Article and Find Full Text PDFLife (Basel)
December 2024
School of Computing and Augmented Intelligence, Arizona State University, Tempe, AZ 85281, USA.
Amyloid PET imaging plays a crucial role in the diagnosis and research of Alzheimer's disease (AD), allowing non-invasive detection of amyloid-β plaques in the brain. However, the low spatial resolution of PET scans limits the accurate quantification of amyloid deposition due to partial volume effects (PVE). In this study, we propose a novel approach to addressing PVE using a latent diffusion model for resolution recovery (LDM-RR) of PET imaging.
View Article and Find Full Text PDFDiagnostics (Basel)
December 2024
Department of Orthopaedic Surgery, University of California Los Angeles, Los Angeles, CA 90095, USA.
Postoperative imaging of musculoskeletal tumors poses a significant diagnostic challenge for radiologists. The complexity arises from the need to differentiate between expected postoperative changes, potential complications, and local recurrence. The choice of imaging modality depends on the type of primary tumor.
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