Multidetector-row computed tomographic angiography of thoracic and abdominal aortic aneurysms: comparison of arterial enhancement with 3 different doses of contrast material.

abstract：OBJECTIVE:This study aimed to assess the utility of dural thickening of the internal auditory canal (IAC) in patients with spontaneous intracranial hypotension (SIH) syndrome and determined the sensitivity and specificity of this image finding. METHODS:Magnetic resonance images were evaluated for 22 cases of definite ...

journal_title：Journal of computer assisted tomography

authors： Hori S,Taoka T,Miyasaka T,Ochi T,Sakamoto M,Wada T,Myochin K,Takayama K,Kichikawa K

更新日期：2016-03-01 00:00:00

abstract：:Uterine cirsoid aneurysm is uncommon. It is important to make a diagnosis of this disease preoperatively, because repeated curettages may induce life-threatening massive genital bleeding. We present a case of a 51-year-old woman with uterine cirsoid aneurysm in whom MRI and MRA were very useful for the preoperative di...

journal_title：Journal of computer assisted tomography

authors： Joja I,Asakawa M,Motoyama K,Mitsumori A,Nakagawa T,Kanazawa S,Kuroda M,Togami I,Hiraki Y,Kudo T

更新日期：1996-03-01 00:00:00

abstract：:A 31-year-old woman with an aneurysmal bone cyst of the L1 vertebral body proved by biopsy and studied by plain lumbar spine roentgenography, radionuclide studies, myelography, and CT is presented. The unusual location of involvement of the vertebral body alone and the difficulty in differential diagnosis between aneu...

journal_title：Journal of computer assisted tomography

authors： Wang AM,Lipson SJ,Haykal HA,Weinberg DS,Zamani AA,Rumbaugh CL

更新日期：1984-12-01 00:00:00

abstract：PURPOSE:CT data are commonly used to create 3D images. For this purpose, thin and overlapped slices are desirable. Helical (spiral) CT offers the ability to adjust the slice reconstruction interval from 0 to 100%. However, its use in 1.0 and 1.5 pitch helical CT and 3D imaging, especially with respect to surface detail...

journal_title：Journal of computer assisted tomography

authors： Hopper KD,Pierantozzi D,Potok PS,Kasales CJ,TenHave TR,Meilstrup JW,Van Slyke MA,Mahraj R,Westacott S,Hartzel JS

更新日期：1996-09-01 00:00:00

abstract：:Magnetic resonance imaging is the imaging modality of choice as a conjunctive study to radiography for imaging bone tumors of the foot. However, there will be cases where computed tomography (CT) is performed, and CT is superior in evaluating the bone cortex and identifying pathological fractures, periosteal reaction,...

journal_title：Journal of computer assisted tomography

authors： Johnson PT,Fayad LM,Frassica FJ,Fishman EK

更新日期：2009-05-01 00:00:00

abstract：:Although computed tomography (CT) delineation of normal white matter of the cerebral hemispheres has been well documented, there has been no description of white matter within the cerebellum. Through the use of phantom studies, CT number correlations between cerebellum and cerebral hemispheres, and anatomic correlatio...

journal_title：Journal of computer assisted tomography

authors： Maravilla KR,Pastel MS,Kirkpatrick JB

更新日期：1978-04-01 00:00:00

abstract：:The magnetic resonance imaging characteristics of transient left ventricular apical ballooning are described in this report, and the features that distinguish it from acute myocardial infarction are emphasized. ...

journal_title：Journal of computer assisted tomography

authors： Fritz J,Wittstein IS,Lima JA,Bluemke DA

更新日期：2005-01-01 00:00:00

abstract：:We report the serial MR and PET/SPECT findings in a 2 1/2-year-old boy presenting with Rasmussen syndrome and highlight the close qualitative correlations between the results of the imaging modality and the functional isotopic techniques. The latter demonstrated a wider field of extension of the disease process. Routi...

journal_title：Journal of computer assisted tomography

authors： Duprez TP,Grandin C,Gadisseux JF,De Volder A,Thauvoy C,Keyeux A,Evrard P

更新日期：1997-11-01 00:00:00

abstract：OBJECTIVE:This study aimed to identify the computed tomographic colonography (CTC) findings of incomplete colonoscopy compared with those of complete colonoscopy. METHODS:The clinical data and CTC imaging data from January 2004 to December 2012 were retrospectively obtained at 2 different institutions and reviewed by ...

journal_title：Journal of computer assisted tomography

authors： Lee ES,Kim BC,Hur BY,Kim MJ,Park HJ,Park SB,Lee JB,Sohn DK,Han KS,Hong CW

更新日期：2018-09-01 00:00:00

abstract：:Magnetic resonance (MR) imaging and CT were used in supporting the diagnosis of Leigh disease (subacute necrotizing encephalomyelopathy) in five patients. Two cases were confirmed at postmortem examination, and three patients have laboratory and/or clinical histories suggestive of Leigh disease. Four cases demonstrate...

journal_title：Journal of computer assisted tomography

authors： Geyer CA,Sartor KJ,Prensky AJ,Abramson CL,Hodges FJ,Gado MH

更新日期：1988-01-01 00:00:00

abstract：:A case of a recurrent submandibular pleomorphic adenoma with metastasis in which both the primary tumor and metastasis were histologically benign is reported and the literature reviewed. ...

journal_title：Journal of computer assisted tomography

authors： Guglielmo FF,Rao VM,Prestipino AJ,Steiner RM

更新日期：1987-11-01 00:00:00

abstract：:The magnetic resonance appearance of three lesions of focal nodular hyperplasia observed in two patients is reviewed. All three lesions demonstrated isointensity with the liver on the short repetition time (TR) and echo time (TE) spin echo images. One lesion also showed a central area of low signal intensity that path...

journal_title：Journal of computer assisted tomography

authors： Schiebler ML,Kressel HY,Saul SH,Yeager BA,Axel L,Gefter WB

更新日期：1987-07-01 00:00:00

abstract：:Image quality in cranial computed tomography (CT) was evaluated with phantom and patient studies on both a first (single beam) and a second (multiple beam) generation scanner. When comparable radiation doses were used, there were only minor differences in resolution, low contrast detectability, and noise level. The pa...

journal_title：Journal of computer assisted tomography

authors： Zatz LM

更新日期：1978-07-01 00:00:00

abstract：:Diffuse cavernous hemangioma of the rectosigmoid colon (DCHR) is an uncommon disease that affects mainly young adults. As the main symptom is non-specific chronic rectal bleeding, the clinical diagnosis is difficult and often delayed. In this essay, we illustrate the imaging features of DCHR, including plain radiograp...

journal_title：Journal of computer assisted tomography

authors： Djouhri H,Arrivé L,Bouras T,Martin B,Monnier-Cholley L,Tubiana JM

更新日期：1998-11-01 00:00:00

abstract：:In a prospective clinical study, 26 patients (22 with malignant lymphoma and 4 with myelofibrosis) and 9 healthy volunteers were examined by conventional magnetic resonance and proton chemical shift imaging (CSI; modified Dixon method). On the basis of the CSI data, a quantitative evaluation of the relative fat and wa...

journal_title：Journal of computer assisted tomography

authors： Gückel F,Brix G,Semmler W,Zuna I,Knauf W,Ho AD,van Kaick G

更新日期：1990-07-01 00:00:00

abstract：:Glutaric aciduria type I is a rare disorder of organic acid metabolism caused by deficiency of glutaryl-CoA dehydrogenase. We report the cranial computed tomography (CT) and magnetic resonance (MR) imaging findings in a 5-month-old girl with this disorder who presented with an acute dystonic syndrome. CT findings demo...

journal_title：Journal of computer assisted tomography

authors： Elster AW

更新日期：2004-01-01 00:00:00

abstract：:Mucinous cystadenocarcinoma (MCA) is a rare tumor that is considered to be a cystic variant of mucin-producing lung adenocarcinoma. MCA expands grossly by storing mucus and contains few neoplastic cells. We present the CT images of three patients with MCA and correlate them with pathologic specimens. The CT findings o...

journal_title：Journal of computer assisted tomography

authors： Gaeta M,Blandino A,Scribano E,Ascenti G,Minutoli F,Pandolfo I

更新日期：1999-07-01 00:00:00

abstract：INTRODUCTION:Stereotactic ablative radiotherapy (SABR) offers a curative treatment for lung cancer in patients who are marginal surgical candidates. However, unlike traditional surgery the lung cancer remains in place after treatment. Thus, imaging follow-up for evaluation of recurrence is of paramount importance. MAT...

journal_title：Journal of computer assisted tomography

authors： Moore W,Chaya Y,Chaudhry A,Depasquale B,Glass S,Lee S,Shin J,Mikhail G,Bhattacharji P,Kim B,Bilfinger T

更新日期：2015-09-01 00:00:00

abstract：OBJECTIVE:The aim of this study was to demonstrate the feasibility of whole-body diffusion tensor imaging (DTI) as a promising tool for research applications, for instance, for investigation of systemic muscle diseases. MATERIALS AND METHODS:Twelve healthy volunteers (mean age, 26.6 years; range, 20-39 years) underwen...

journal_title：Journal of computer assisted tomography

authors： Kenkel D,von Spiczak J,Wurnig MC,Filli L,Steidle G,Wyss M,Boss A

更新日期：2016-01-01 00:00:00

abstract：OBJECTIVE:To evaluate the overall diagnostic value of magnetic resonance imaging (MRI) in restaging of rectal cancer after preoperative chemoradiotherapy based on qualified studies. METHODS:PubMed, Cochrane, and EMBASE database were searched by the index words to identify the qualified studies, and relevant literature...

journal_title：Journal of computer assisted tomography

authors： Wei MZ,Zhao ZH,Wang JY

更新日期：2020-01-01 00:00:00

abstract：OBJECTIVE:Our goal was to evaluate the role of Gd-enhanced MR in the diagnosis and surgical planning of intraventricular cysticercosis cysts. MATERIALS AND METHODS:Thirty-three patients with intraventricular cysticercosis were evaluated with Gd-enhanced MRI including follow-up studies ranging over time periods from 6 ...

journal_title：Journal of computer assisted tomography

authors： Zee CS,Segall HD,Destian S,Ahmadi J,Apuzzo ML

更新日期：1993-11-01 00:00:00

abstract：OBJECTIVE:The objective of this study was to evaluate a prototype, ultrahigh-resolution computed tomography offering higher reconstruction matrix (1024 × 1024) and spatial resolution (0.15 mm) for chest imaging. METHODS:Higher (1024) matrix reconstruction enabled by ultrahigh-resolution computed tomography scanner (12...

journal_title：Journal of computer assisted tomography

authors： Shanbhag SM,Schuzer JL,Steveson C,Rollison S,Bronson KC,Stagliano MS,Rogalla P,Blum A,Prokop M,Chen MY

更新日期：2019-09-01 00:00:00

abstract：:A case of a 26-year-old woman with decreasing vision in her right eye, diplopia, headache, and galactorrhea is presented. Both CT and MR studies showed a large sphenoid fibroosseous lesion that had a ground glass appearance on CT and low-to-intermediate proton density and low T2-weighted and low T1-weighted signal int...

journal_title：Journal of computer assisted tomography

authors： Sterling KM,Stollman A,Sacher M,Som PM

更新日期：1993-05-01 00:00:00

abstract：:Congenital alimentary duplications occur most commonly in relation to the ileum and are rare in the region of the stomach. A case of gastric duplication presenting in an adult and visualized on computed tomography is reported. ...

journal_title：Journal of computer assisted tomography

authors： Lo J,Sage MR,Paterson HS,Hamilton DW

更新日期：1983-04-01 00:00:00

abstract：OBJECTIVES:The objective of this study was to assess the objective and subjective qualities of the contrast-enhanced 4-dimensional dual-energy computed tomography using adaptive statistical iterative reconstruction (ASiR) and ASiR-V. METHODS:The virtual monochromatic images at 60 keV were reconstructed using filtered ...

journal_title：Journal of computer assisted tomography

authors： Ohira S,Kanayama N,Wada K,Washio H,Karino T,Ueda Y,Inui S,Miyazaki M,Koizumi M,Teshima T

更新日期：2021-01-01 00:00:00

abstract：:Forty-four consecutive patients with laryngeal carcinomas presenting at different stages of the disease were investigated by magnetic resonance (MR) imaging. Twelve patients (six with primary lesions and six with recurrent tumors) underwent laryngectomy, and the macro- and microscopic appearance of the slice specimens...

journal_title：Journal of computer assisted tomography

authors： Castelijns JA,Kaiser MC,Valk J,Gerritsen GJ,van Hattum AH,Snow GB

更新日期：1987-01-01 00:00:00

abstract：:Extraskeletal spread of multiple myeloma is common and may cause jaundice due to hepatic infiltration. Less commonly, involvement of the pancreas may cause obstructive jaundice. We present a patient with multiple myeloma who became jaundiced. Computed tomography revealed an obstructing pancreatic mass. Aspiration biop...

journal_title：Journal of computer assisted tomography

authors： Mitchell DG,Hill MC

更新日期：1985-11-01 00:00:00

abstract：OBJECTIVE:The goal of this study was twofold: first, to quantify the influence of magnetic field strength (B0) on T2* and T2susceptibility relaxation rates in vertebral bone marrow; and second, to determine the significance of in-phase/out-of-phase phenomena in GE MRI as a function of TEs at different B0 values. MATER...

journal_title：Journal of computer assisted tomography

authors： Parizel PM,Van Riet B,van Hasselt BA,Van Goethem JW,van den Hauwe L,Dijkstra HA,van Wiechen PJ,De Schepper AM

更新日期：1995-05-01 00:00:00

abstract：:Two projection algorithms are currently available for viewing computed tomography (CT) data sets: average projection (AVG) and maximum intensity projection (MIP). Although AVG images feature good suppression of image noise but reduced edge sharpness, MIP images are characterized by good edge sharpness but also amplify...

journal_title：Journal of computer assisted tomography

authors： Meyer H,Juran R,Rogalla P

更新日期：2008-05-01 00:00:00

abstract：PURPOSE:The purpose of this work was to assess whether easily obtained clinical parameters can predict optimal scan delay for contrast-enhanced spiral CT of pulmonary arteries and to compare image quality between individualized contrast timing versus a fixed scan delay. METHOD:We used an individualized delay in 85 pat...

journal_title：Journal of computer assisted tomography

authors： Hartmann IJ,Lo RT,Bakker J,de Monyé W,van Waes PF,Pattynama PM

更新日期：2002-01-01 00:00:00