[PDF] Top 20 Multi Section CT Angiography for Detection of Cerebral Aneurysms
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Multi Section CT Angiography for Detection of Cerebral Aneurysms
... by multi-section CT angiography (true ...Seven aneurysms (false negatives) were missed when using multi-section CT ...missing aneurysms on ... See full document
8
Detection and Characterization of Very Small Cerebral Aneurysms by Using 2D and 3D Helical CT Angiography
... aneurysm detection (11, ...the detection of very small aneurysms (VSA), generally defined in the literature as measuring ⬍ 5 mm, citing a comparative lack of published studies focusing on this size ... See full document
12
Computer Assisted Detection of Cerebral Aneurysms in MR Angiography in a Routine Image Reading Environment: Effects on Diagnosis by Radiologists
... This study was approved by the ethics review board of the Uni- versity of Tokyo Hospital. The subjects were a successive series of adults who were referred to our institution for their annual whole-body general medical ... See full document
6
Clinical Utility of 64 row Multislice CT Angiography in the Detection of Cerebral Aneurysms in Acute Subarachnoid Haemorrhage
... intracranial aneurysms, especially those more than 3mm in ...intracranial aneurysms for both radiologists and neurosurgeons in Sarawak General Hospital, depending on the type and location of the ... See full document
6
Cerebral aneurysms: detection and delineation using 3 D CT angiography
... In giant and relatively large aneurysms , 3-DCT angiography was helpful in determining a suitable angle on conventional angiography by which to demonstrate the neck and adjacent small ve[r] ... See full document
6
Cerebral aneurysms: evaluation with three dimensional CT angiography
... three-dimensional CT angiography (CTA), in which contrast material is used to create reformations of dynamic scans, in the diagnosis and the preoperative evaluation of cerebral ...for cerebral ... See full document
8
Comparison of Three Dimensional Rotational Angiography with Digital Subtraction Angiography in the Assessment of Ruptured Cerebral Aneurysms
... more aneurysms than DSA alone. The depic- tion of the aneurysms themselves was substantially better, and a therapeutic decision could be made with more ...the detection of intracra- nial ... See full document
7
Detection and Characterization of Intracranial Aneurysms with 16 Channel Multidetector Row CT Angiography: A Prospective Comparison of Volume Rendered Images and Digital Subtraction Angiography
... 93 aneurysms in our study, 86 were identified cor- rectly for each reader at blinded review of the MDCTA ...7 aneurysms each; 4 aneurysms were missed by both ...The aneurysms missed by both ... See full document
8
Bone Subtraction CT Angiography for the Evaluation of Intracranial Aneurysms
... 6 aneurysms of the anterior communicating artery, 6 of the middle cerebral artery, 2 aneurysms of the basilar tip, and 2 aneurysms of the distal internal carotid artery ...4 aneurysms ... See full document
5
Three dimensional CT angiography in the detection and characterization of intracranial berry aneurysms
... Erlangen) CT scanner and a fast-scan protocol (310 mAs, 125 kV, 7 section acquisitions per minute) to obtain sections of 25 3 2 mm with a 1-mm overlap beginning 40 seconds after the start of a continuous ... See full document
7
CT angiography of cerebral vasospasm with conventional angiographic comparison
... MR angiography has been used in the diag- nosis of intracranial aneurysms (10, 13–16), and it shares the advantage of multiplanar post- processing capabilities of CT ...intracranial aneurysms ... See full document
5
Depicting Cerebral Veins by Three Dimensional CT Angiography before Surgical Clipping of Aneurysms
... Spiral CT was performed with a HiSpeed Advantage scan- ner (General Electric Medical Systems, Milwaukee, ...1-mm section thickness, 1 mm/s table speed, a 512 ⫻ 512 matrix, 120 kV, and 100–150 ... See full document
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Detection of Aneurysms by 64 Section Multidetector CT Angiography in Patients Acutely Suspected of Having an Intracranial Aneurysm and Comparison with Digital Subtraction and 3D Rotational Angiography
... We acknowledge several potential limitations of this study, including the retrospective nature and the number of patients. In addition, because most of the patients presented with SAH, expectation bias could lead to a ... See full document
9
CT Angiography and Perfusion CT in Cerebral Vasospasm after Subarachnoid Hemorrhage
... The 2-by-2 tables were constructed from true-positive, false-positive, false-negative, and true-negative results for MSCTA compared with the results of the “gold standard” DSA method on a per-arterial- segment basis, ... See full document
9
Angiographic CT with Intravenous Contrast Injection Compared with Conventional Rotational Angiography in the Diagnostic Work Up of Cerebral Aneurysms
... For each technique, image reconstructions were performed by using commercially available software (DynaCT, Siemens). The software allows the reconstruction of different image impressions. The modes “native fill,” kernel ... See full document
6
Subtraction CT angiography with controlled orbit helical scanning for detection of intracranial aneurysms
... 50 aneurysms were depicted on conven- tional angiograms ...middle cerebral artery (MCA), one of the anterior cerebral artery (ACA), three of the an- terior communicating artery (AComA), seven of the ... See full document
5
Diagnostic Accuracy of CT Angiography with Matched Mask Bone Elimination for Detection of Intracranial Aneurysms: Comparison with Digital Subtraction Angiography and 3D Rotational Angiography
... 11 aneurysms undetected after consen- sus with reasons for missing them are listed in Table ...missed aneurysms were ⱕ2.5 mm and were additional un- ruptured aneurysms in patients harboring multiple ... See full document
6
Application of acute stroke imagingSelecting patients for revascularization therapy
... when cerebral blood vol- ume (CBV) decreases dramatically and cells die ...as cerebral blood flow (CBF) is reduced to a critical point where the cells are dys- functional and possibly ... See full document
10
Diagnostic Accuracy of CT Angiography and CT Perfusion for Cerebral Vasospasm: A Meta Analysis
... ⫽ cerebral blood flow; CI ⫽ confidence interval; CTA ⫽ CT angiography; CTP ⫽ CT perfusion; DCI ⫽ delayed cerebral ischemia; DOR ⫽ diagnostic OR; DSA ⫽ digital subtraction ... See full document
8
Cerebral aneurysm exclusion by CT angiography based on subarachnoid hemorrhage pattern: a retrospective study
... Out of 6 false negatives, one aneurysm was missed by all neuroradiologists on the CTA (16-slices). It was on the posterior communicating artery, adjacent to the skull bone. This aneurysm was thus misinterpreted as being ... See full document
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