نتایج جستجو برای: hounsfield unit
تعداد نتایج: 395420 فیلتر نتایج به سال:
BACKGROUND AND PURPOSE The aim of the study was to determine whether the Agatston calcium score might be applied as a useful tool for evaluation of carotid stenosis. METHODS A total of 124 carotid bifurcations were examined with multidetector row CT. Calcium scores were determined according to the method described by Agatston et al. RESULTS Agatston scores generally appear appropriate for e...
Patient movement during bolus tracking (BT) impairs the accuracy of Hounsfield unit (HU) measurements. This study assesses measuring HU values in internal carotid artery (ICA) using an original deep learning (DL)-based method as compared with conventional region interest (ROI) setting method. A total 722 BT images 127 patients who underwent cerebral computed tomography angiography were selected...
Abstract Background Acute or chronic obstruction of the urinary tract can be due to a lot different causes. Patients with pyonephrosis usually complain triad fever, loin pain and elevated white blood cell count in cases acute obstruction; they may also have hypotension severe disease. These patients treated appropriate decompression, develop septic shock. The urgency need for treatment greatly ...
Supplemental Table I. Hounsfield units in the region of interest in patients with primary intracerebral hematoma, based on the presence of the spot sign and leakage sign Hounsfield units (mean ± standard deviation) P (ANOVA) P (Student's t-test)
Racial differences in the characteristics of urinary calculi are poorly described South African context, limiting our local understanding urolithiasis pathology and thwarting efforts designing appropriate preventative interventions. We sought to investigate among main racial groups KwaZulu-Natal, Africa. conducted a retrospective chart review patients with at quaternary hospital Africa, during ...
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