CT demonstration of gastropancreatic fistula due to penetrating gastric ulcer.

abstract：:Four patients (three with hepatocellular carcinoma and one with colorectal carcinoma metastatic to the liver) previously treated with chemotherapy or radiotherapy or both in an attempt to reduce tumor bulk prior to surgical resection were examined by CT angiography (CTA). Areas of abnormal enhancement and irregular ve...

journal_title：Journal of computer assisted tomography

authors： Merine D,Fishman EK,Sitzmann JV,Kuhlman JE,Order S,Pessar M,Zerhouni EA

更新日期：1988-07-01 00:00:00

abstract：OBJECTIVE:Formation mechanisms and treatment of the urinary stones are different, depending on their chemical structure. Therefore, determining the stone type plays a key role in planning treatment and preventive measures. Computed tomography (CT), with the use of dual-energy technology in recent years, has made it pos...

journal_title：Journal of computer assisted tomography

authors： Erdogan H,Temizoz O,Koplay M,Ozturk B

更新日期：2019-03-01 00:00:00

abstract：OBJECTIVE:The aim of the study was to investigate the feasibility of low-tube-voltage computed tomography (CT) in combination with 3-dimensional adaptive iterative dose reduction (AIDR-3D) algorithm in lower extremity CT angiography. METHODS:The CT data of the 120-kV group (n = 30) were reconstructed with filtered bac...

journal_title：Journal of computer assisted tomography

authors： Pan YN,Li AJ,Chen ZQ,Ren DW,Zhang J,Jiang MQ,Huang QL

更新日期：2016-03-01 00:00:00

abstract：:Neuroradiological findings in two cases of histologically confirmed intracranial sarcoidosis are presented, one with periaqueductal granulomata causing aqueduct obstruction. The granulomatous aggregation was of slightly greater attenuation than normal brain parenchyma and did enhance homogeneously following contrast m...

journal_title：Journal of computer assisted tomography

authors： Kumpe DA,Rao CV,Garcia JH,Heck AF

更新日期：1979-06-01 00:00:00

abstract：OBJECTIVE:To determine the natural history of fluid collections that occur within the osseous tunnel after autologous hamstring repair of the anterior cruciate ligament (ACL) and to correlate with clinical outcomes. METHODS:Twenty-two patients were imaged within 1 year after autologous hamstring repair of the ACL and ...

journal_title：Journal of computer assisted tomography

authors： Sanders TG,Tall MA,Mulloy JP,Leis HT

更新日期：2002-07-01 00:00:00

abstract：:A noninvasive technique for measuring blood flow by xenon-enhanced X-ray transmission CT has been developed and reported quite extensively in recent years. In this method nonradioactive xenon gas is inhaled, and the temporal changes in radiographic enhancement produced by the inhalation are measured by sequential CT. ...

journal_title：Journal of computer assisted tomography

authors： Gur D,Yonas H,Wolfson SK Jr,Wozney P,Colsher JG,Good WF,Good BC,Herbert DL,Cook EE

更新日期：1984-12-01 00:00:00

abstract：OBJECTIVE:The purpose of this article is to report computed tomography demonstration of medial bowing of the lamina papyracea in 5 patients after internal ethmoidectomy. METHODS:We identified 5 patients who had apparent medial bowing of the lamina papyracea after functional endoscopic sinus surgery (FESS) and who had ...

journal_title：Journal of computer assisted tomography

authors： Cunnane ME,Platt M,Caruso PA,Metson R,Curtin HD

更新日期：2009-01-01 00:00:00

abstract：OBJECTIVE:To evaluate soft tissue contrast and image quality of a respiratory-triggered echo-planar imaging based diffusion-weighted sequence (EPI-DWI) with different b values for magnetic resonance imaging (MRI) of the liver. METHODS:Forty patients were examined. Quantitative and qualitative evaluation of contrast wa...

journal_title：Journal of computer assisted tomography

authors： Asbach P,Hein PA,Stemmer A,Wagner M,Huppertz A,Hamm B,Taupitz M,Klessen C

更新日期：2008-05-01 00:00:00

abstract：:Prenatal diagnosis of monoamnionicity is necessary for optimal care of a twin gestation. When the fetuses are discordant for a lethal anomaly, unequivocal confirmation is imperative. Ultrasound evaluation of our patient revealed a twin gestation discordant for anencephaly and with possible monoamnionicity. When sonogr...

journal_title：Journal of computer assisted tomography

authors： Wax JR,Smith JF,Floyd RC

更新日期：1994-01-01 00:00:00

abstract：:Magnetic resonance is recognized as potentially the best imaging procedure for localization in stereotactic neurosurgery. However, special difficulties necessitate specific adaptation to localize targets in the stereotactic frame. We developed a new method for stereotactic localization. The MR studies were performed u...

journal_title：Journal of computer assisted tomography

authors： Rousseau J,Clarysse P,Blond S,Gibon D,Vasseur C,Marchandise X

更新日期：1991-03-01 00:00:00

abstract：:In vivo attenuation values of 19 fluid collections in 17 patients were compared with in vitro values obtained on examination of the aspirated fluids within the calibration phantom of an EMI CT5005 body scanner. While the in vitro values showed a 5.2 Hounsfield unit (HU:1,000 scale). difference between cysts and absces...

journal_title：Journal of computer assisted tomography

authors： Bydder GM,Kreel L

更新日期：1980-04-01 00:00:00

abstract：:Fifteen prostates were obtained from patients autopsied at The Johns Hopkins Hospital and imaged fresh in vitro by high resolution magnetic resonance (MR) imaging with a surface coil. Following scanning, the specimens were fixed and sectioned in the same plane as the MR images. The prostate sections, corresponding to ...

journal_title：Journal of computer assisted tomography

authors： Hruban RH,Zerhouni EA,Dagher AP,Pessar ML,Hutchins GM

更新日期：1987-11-01 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：:Nephrogenic systemic fibrosis (NSF) is a rare, idiopathic systemic fibrosing disorder that is predominantly characterized by a clinicopathologically distinct symmetric dermopathy and debilitating joint contractures. The condition affects patients with renal insufficiency and appears to show improvement with prompt res...

journal_title：Journal of computer assisted tomography

authors： Prasad SR,Jagirdar J

更新日期：2008-01-01 00:00:00

abstract：OBJECTIVE:MRI offers many opportunities for noninvasive in vivo measurement of structure-function relationships in the human brain. Although automated methods are now available for whole-brain measurements, an efficient and valid automatic method for volume estimation of subregions such as the frontal or temporal lobes...

journal_title：Journal of computer assisted tomography

authors： Andreasen NC,Rajarethinam R,Cizadlo T,Arndt S,Swayze VW 2nd,Flashman LA,O'Leary DS,Ehrhardt JC,Yuh WT

更新日期：1996-01-01 00:00:00

abstract：OBJECTIVE:To evaluate the effect of gadolinium ethoxybenzyl diethylenetriaminepentaacetic acid (Gd-EOB-DTPA) on T2-weighted magnetic resonance imaging of liver parenchyma. METHODS:Forty-six patients with suspected hepatic tumors (group 1) underwent breath-hold T2-weighted fast spin echo imaging before and after 4 minu...

journal_title：Journal of computer assisted tomography

authors： Tamada T,Ito K,Yoshida K,Sone T,Murakami K,Kanki A,Watanabe S,Higashi H,Yamashita T

更新日期：2010-03-01 00:00:00

abstract：:The preoperative temporal bone CT scans of 13 patients with surgically proven acquired cholesteatoma were retrospectively reviewed for bony erosions and for extension beyond the temporal bone. A correlation with the clinical and surgical findings was also carried out. The CT findings are discussed and illustrated as w...

journal_title：Journal of computer assisted tomography

authors： Johnson DW,Hinshaw DB Jr,Hasso AN,Thompson JR,Stewart CE 3rd

更新日期：1985-05-01 00:00:00

abstract：:The effect of hemodialysis on the CT absorption value of the liver was examined in 14 hemodialysis patients. In the high ultrafiltration group [10 patients with a weight loss of -1.7 to -3.5 (2.9 +/- 0.6) kg], the hepatic CT absorption value increased from 49.6 +/- 7.0 to 58.7 +/- 8.7 Hounsfield units (p less than 0.0...

journal_title：Journal of computer assisted tomography

authors： Ishikawa I,Tateishi K,Shinoda A,Onouchi Z,Saito Y,Asato T

更新日期：1984-08-01 00:00:00

abstract：:Effects of inaccurate attenuation correction on quantitation in positron emission computed tomography were investigated by both computer simulation and theoretical analysis, followed by experimental verification with phantom measurements. It was found that, due to the finite width of detector responses, compensation o...

journal_title：Journal of computer assisted tomography

authors： Huang SC,Hoffman EJ,Phelps ME,Kuhl DE

更新日期：1979-12-01 00:00:00

abstract：:Abdominal and thoracic computed tomography examinations were abnormal in 23 of 57 patients (40.5%) with seminomatous and nonseminomatous testicular tumors. Lymph node metastases measuring less than 30 Hounsfield units (HU) occurred in 10 of these 23 patients (43.5%), five with seminoma, four with mixed germ cell tumor...

journal_title：Journal of computer assisted tomography

authors： Scatarige JC,Fishman EK,Kuhajda FP,Taylor GA,Siegelman SS

更新日期：1983-08-01 00:00:00

abstract：PURPOSE:The purpose of this work was to evaluate the accuracy of CT angiography (CTA) for the detection of large vessel intracranial thrombus in clinically suspected hyperacute (<6 h) stroke patients. METHOD:Forty-four consecutive intraarterial thrombolysis candidates underwent noncontrast CT followed immediately by C...

journal_title：Journal of computer assisted tomography

authors： Lev MH,Farkas J,Rodriguez VR,Schwamm LH,Hunter GJ,Putman CM,Rordorf GA,Buonanno FS,Budzik R,Koroshetz WJ,Gonzalez RG

更新日期：2001-07-01 00:00:00

abstract：:Computed tomography provides excellent visualization of the trachea, but there have been only limited descriptions of variations in tracheal shape. The normal tracheal cartilage is U shaped. Lunate shaped trachea is uncommon and is characterized by a coronal/sagittal diameter ratio (tracheal index) greater than 1. We ...

journal_title：Journal of computer assisted tomography

authors： Lomasney L,Bergin CJ,Lomasney J,Roggli V,Foster W

更新日期：1989-05-01 00:00:00

abstract：:This is the third of a series of 4 white papers that represent Expert Consensus Documents developed by the Society of Computed Body Tomography and Magnetic Resonance through its Task Force on dual-energy computed tomography. This paper, part 3, describes computed tomography angiography and thoracic, cardiac, vascular,...

journal_title：Journal of computer assisted tomography

authors： De Cecco CN,Schoepf UJ,Steinbach L,Boll DT,Foley WD,Kaza RK,Bolus DN,Morgan DE,Sahani DV,Shuman WP,Siegel MJ,Vrtiska TJ,Yeh BM,Berland LL

更新日期：2017-01-01 00:00:00

abstract：OBJECTIVE:This study evaluated the incidence and course of a hematoma occurring after femoral arterial sampling. MATERIALS AND METHODS:We studied 270 patients who underwent computed tomography (CT) including the pelvis and blood gas sampling from femoral artery using a 22-gauge needle during 2010. This population comp...

journal_title：Journal of computer assisted tomography

authors： Ishii S,Miyajima M,Shishido F,Sakuma K

更新日期：2012-03-01 00:00:00

abstract：OBJECTIVE:To retrospectively compare delayed enhanced computed tomography (CT) and 18F-fluorodeoxyglucose positron emission tomography (18F-FDG PET)/CT (PET/CT) evaluating adrenal masses in oncology patients undergoing both examinations. METHODS:Twenty adrenal masses in 14 patients were retrospectively included. For d...

journal_title：Journal of computer assisted tomography

authors： Park BK,Kim CK,Kim B,Choi JY

更新日期：2007-07-01 00:00:00

abstract：OBJECTIVE:Dysarthria and tongue swelling may be seen with hypoglossal nerve palsy, and on cross-sectional imaging studies, tongue denervation can be misinterpreted as a primary base-of-tongue mass. Understanding radiological patterns of tongue denervation is important to prevent misinterpretation. Close evaluation of t...

journal_title：Journal of computer assisted tomography

authors： Learned KO,Thaler ER,O'Malley BW Jr,Grady MS,Loevner LA

更新日期：2012-11-01 00:00:00

abstract：OBJECTIVE:The goal of this study was to quantify changes in uterine volume during and after chemotherapy for breast cancer. MATERIALS AND METHODS:Fifty-eight patients (mean age 42 years) with advanced breast cancer undergoing treatment with FLAC (5-fluorouracil, leucovorin, Adriamycin, and cyclophosphamide) were studi...

journal_title：Journal of computer assisted tomography

authors： Kolachana P,Cowan K,Denicoff A,Jones EC,Choyke PL

更新日期：1995-07-01 00:00:00

abstract：:This is a comparison of the ability of two quantitative magnetic resonance (MR) indices: (a) the second echo signal drop (SESD) (a simplified index of T2 relaxation times that we have developed); and (b) the previously described lesion/liver signal intensity ratio (LLR) to provide histologic diagnosis in hepatic lesio...

journal_title：Journal of computer assisted tomography

authors： Mirowitz SA,Lee JK,Heiken JP

更新日期：1990-03-01 00:00:00

abstract：PURPOSE:The clinical and imaging findings of children with Swyer-James-MacLeod syndrome (SJMS) were reviewed to determine the incidence and type of bronchiectasis and analyze whether the clinical course of patients with bronchiectasis differed from that of patients without bronchiectasis. METHOD:Our study population c...

journal_title：Journal of computer assisted tomography

authors： Lucaya J,Gartner S,García-Peña P,Cobos N,Roca I,Liñan S

更新日期：1998-07-01 00:00:00

abstract：PURPOSE:To determine the frequency of extrathoracic metastases in T1 non-small-cell lung cancer. METHOD:Ninety patients with T1 lung cancer identified on CT were included. Extrathoracic metastases were evaluated at the time of initial diagnosis and during a 1-year follow-up study. The frequency of metastases was compa...

journal_title：Journal of computer assisted tomography

authors： Jung KJ,Lee KS,Kim H,Kwon OJ,Kim J,Shim YM,Kim TS

更新日期：2000-09-01 00:00:00