Case report: cushing disease caused by an ectopic intracavernous pituitary microadenoma: case report and review of the literature.

abstract：:Magnetic resonance imaging was evaluated in six patients with primary thyroid lymphoma. Five patients had a solitary localized tumor and one had multiple tumors. These masses showed homogeneous iso- or high intensity compared with the uninvolved thyroid tissue on T1-weighted images and homogeneous high intensity on T2...

journal_title：Journal of computer assisted tomography

authors： Shibata T,Noma S,Nakano Y,Konishi J

更新日期：1991-07-01 00:00:00

abstract：:We describe a case with a focally spared area in fatty liver caused by arterioportal shunt. Furthermore, we discuss the cause of the focally spared area related to a localized dilution or reduction in portal blood flow. ...

journal_title：Journal of computer assisted tomography

authors： Arita T,Matsunaga N,Honma Y,Nishikawa E,Nagaoka S

更新日期：1996-05-01 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

abstract：:The use of magnetic resonance (MR) to preoperatively evaluate patients with primary hyperparathyroidism was assessed using a 1.5 T system and surface coil reception. Twenty-five patients with primary hyperparathyroidism were studied before surgical exploration. Axial images, 5 mm thick, were obtained from the thyroid ...

journal_title：Journal of computer assisted tomography

authors： Kier R,Blinder RA,Herfkens RJ,Leight GS,Spritzer CE,Carroll BA

更新日期：1987-09-01 00:00:00

abstract：OBJECTIVE:To determine the incremental detection rate of clinically significant prostate cancer (csPCa) provided by sequential cores during in-bore magnetic resonance imaging (MRI)-guided prostate biopsies. METHODS:Single-center, retrospective interpretation of prospectively acquired data in men without previous diagn...

journal_title：Journal of computer assisted tomography

authors： Subramanian N,Recchimuzzi DZ,Xi Y,Diaz de Leon A,Chen H,Xie D,Goldberg K,Rofsky NM,Pedrosa I,Costa DN

更新日期：2020-12-02 00:00:00

abstract：:We studied four patients with adrenocorticotropic hormone (ACTH)-independent hypercortisolism due to bilateral massive enlargement of the adrenal glands. The combined weight of the adrenal glands ranged from 69 to 149 g and the adrenal cortex was replaced in three of four patients by multiple nodules ranging from micr...

journal_title：Journal of computer assisted tomography

authors： Doppman JL,Nieman LK,Travis WD,Miller DL,Cutler GB Jr,Chrousos GP,Norton JA

更新日期：1991-09-01 00:00:00

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：:Twenty-one previously reported cases of aneurysms of the anterior inferior cerebellar artery (AICA) were reviewed. They often present acutely with subarachnoid hemorrhage due to rupture, or less frequently with an insidious onset, as a cerebellopontine angle (CPA) mass. Rupture of the aneurysm is usually not difficult...

journal_title：Journal of computer assisted tomography

authors： Dalley RW,Robertson WD,Nugent RA,Durity FA

更新日期：1986-09-01 00:00:00

abstract：:The CT findings in a case of calcified gastric carcinoma of the mucin-producing type are described. These findings include localized thickening of the gastric wall and multiple tiny calcific nodules within it. ...

journal_title：Journal of computer assisted tomography

authors： Nishimura K,Togashi K,Tohdo G,Dodo Y,Tanada S,Nakano Y,Torizuka K

更新日期：1984-10-01 00:00:00

abstract：:Fifteen of 605 examinations of patients aged 60 to 85 years showed symmetrical white matter hypodensity on computed tomography (CT). Six of these showed severe white matter hypodensity, low grade atrophy, and dilated ventricles. A diagnosis of encephalopathia subcorticalis chronica progressiva, or Binswanger disease, ...

journal_title：Journal of computer assisted tomography

authors： Zeumer H,Schonsky B,Sturm KW

更新日期：1980-02-01 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：OBJECTIVE:This cross-sectional study assessed the prognostic implications of computed tomography (CT) coronary artery calcification (CAC), independent of emphysema, in patients with chronic obstructive pulmonary disease (COPD). MATERIALS AND METHODS:Coronary artery calcification and emphysema were assessed on noncontr...

journal_title：Journal of computer assisted tomography

authors： OʼHare PE,Ayres JF,OʼRourke RL,Slaughter RE,Marshall HM,Bowman RV,Fong KM,Yang IA

更新日期：2014-09-01 00:00:00

abstract：:Cervical spinal epidural hematoma is a rare cause of acute neurologic syndromes including paralysis of various types. Although devastating, it can be successfully treated surgically if recognized early. We report two cases of spontaneous cervical epidural hematoma diagnosed by computed tomography, the first with a pla...

journal_title：Journal of computer assisted tomography

authors： Haykal HA,Wang AM,Zamani AA,Rumbaugh CL

更新日期：1984-04-01 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:Our goal was to perform a detailed comparison of the relative performances of helical CT (pitches 1.0, 1.5, and 2.0) and conventional (overlapped and nonoverlapped) CT in detailed 3D and MPR musculoskeletal imaging. METHOD:A specially designed bone fragment phantom was imaged with multiple slice thicknesses us...

journal_title：Journal of computer assisted tomography

authors： Kasales CJ,Mauger DT,Sefczek RJ,Mahraj R,Meilstrup JW,Van Hook D,Patrone SV,Sefczek DM,Eggli KD,Wise SW,Westacott S,Hopper KD

更新日期：1997-01-01 00:00:00

abstract：:The value of routinely used MR sequences in the detection of focal changes of femorotibial articular cartilage was studied. T1-weighted, proton density, and T2-weighted SE as well as gradient echo images were acquired in 20 cadaveric knees (56-88 years old, mean 73.8 years). Three hundred five coronal and sagittal (3 ...

journal_title：Journal of computer assisted tomography

authors： Hodler J,Berthiaume MJ,Schweitzer ME,Resnick D

更新日期：1992-07-01 00:00:00

abstract：:Two cases of papillary carcinoma of the bladder are presented in which the ureter could not be demonstrated by standard radiographic techniques. Computed tomography (CT) allowed identification of the tumor filled ureter. Intraureteral papillary tumor has a radiographic density (CT number) above that of water but less ...

journal_title：Journal of computer assisted tomography

authors： Ryan KG,Hoch WH,Craven RM

更新日期：1979-08-01 00:00:00

abstract：OBJECTIVE:This study aimed to determine if carotid arterial tortuosity represents a marker of disease severity in Loeys-Dietz syndrome (LDS). METHODS:Fifty-four 54 LDS patients (mean age, 17.0 years) who underwent computed tomogram angiography from January 2004 to December 2013 were retrospectively identified. Carotid...

journal_title：Journal of computer assisted tomography

authors： Chu LC,Haroun RR,Beaulieu RJ,Black JH 3rd,Dietz HC,Fishman EK

更新日期：2018-09-01 00:00:00

abstract：PURPOSE:To compare the volume rendering (VR) and maximum intensity projection (MIP) computed tomography angiography (CTA) techniques using multidetector-row CT for hepatic artery evaluation of potential donors for living donor liver transplantation (LDLT). METHOD:Over a 9-month period, CTA using multidetector-row CT a...

journal_title：Journal of computer assisted tomography

authors： Byun JH,Kim TK,Lee SS,Lee JK,Ha HK,Kim AY,Kim PN,Lee MG,Lee SG

更新日期：2003-03-01 00:00:00

abstract：:A system of computer programs is described which, for the first time, is able to use computerized tomographic data to automatically locate, measure, and describe anatomical structures of interest with accuracy and consistency. Input to the system consists of any digitized radiographic data. Computer assisted tomograph...

journal_title：Journal of computer assisted tomography

authors： Bajcsy R,Lieberson R,Reivich M

更新日期：1983-08-01 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：:Recently, the application of intravenous gadolinium-diethylenetriamine pentaacetic acid (Gd-DTPA) has been shown to improve the detection of intradural extramedullary spinal disease in adults. The ability of Gd-DTPA enhanced magnetic resonance (MR) to detect intradural extramedullary spinal metastases was studied in p...

journal_title：Journal of computer assisted tomography

authors： Blews DE,Wang H,Kumar AJ,Robb PA,Phillips PC,Bryan RN

更新日期：1990-09-01 00:00:00

abstract：:Pelvic varices in women consist of tortuous and dilated parauterine and ovarian veins and have a characteristic appearance at CT and MRI. Imaging is critical in the evaluation of pelvic varices, both to prevent confusion with other conditions and because pelvic varices may be secondary to serious underlying pathology....

journal_title：Journal of computer assisted tomography

authors： Coakley FV,Varghese SL,Hricak H

更新日期：1999-05-01 00:00:00

abstract：:We propose an adaptive nonlocal means approach for image-domain material decomposition in low-dose dual-energy micro-computed tomography. The key idea is to create a distribution map for decomposition error and assign a smooth weight for a given pixel. This method is applied to the decomposed images of 3 basis materia...

journal_title：Journal of computer assisted tomography

authors： Yuan Y,Zhang Y,Yu H

更新日期：2018-11-01 00:00:00

abstract：PURPOSE:Information regarding prostate blood flow as determined by positron emission tomography (PET) with H 0 may provide useful information about tumor diagnosis; however, PET requires a cyclotron for the production of an extremely short half-life (2 minutes) tracer. Therefore, the aim of this study was to propose a ...

journal_title：Journal of computer assisted tomography

authors： Muramoto S,Uematsu H,Sadato N,Tsuchida T,Matsuda T,Hatabu H,Yonekura Y,Itoh H

更新日期：2002-07-01 00:00:00

abstract：PURPOSE:The purpose of this work is to describe the CT and MR appearance of primary malignant fibrous histiocytoma (MFH) of the chest wall. METHOD:Eleven men and eight women (45-76 years old) with primary MFH of the chest wall who underwent both CT and MRI were enrolled, and the imaging interpretation was retrospectiv...

journal_title：Journal of computer assisted tomography

authors： Tateishi U,Kusumoto M,Hasegawa T,Yokoyama R,Moriyama N

更新日期：2002-07-01 00:00:00

abstract：:From a sequence of computed tomograms of two-dimensional transverse slices of a body one can build up a three-dimensional array of numbers containing spatial rather than cross-sectional information. We have developed computer methods to display a slice at arbitrary orientation through the three-dimensional object. The...

journal_title：Journal of computer assisted tomography

authors： Herman GT,Liu HK

更新日期：1977-01-01 00:00:00

abstract：:The authors report three cases of abnormal chest radiography mimicking mediastinal masses. These radiographic findings were unrelated to any pathology, were discovered in asymptomatic patients, and must be considered consequences of unusually narrow thoracic inlets. Mean and standard deviations of the anteroposterior ...

journal_title：Journal of computer assisted tomography

authors： Jardin M,Lemaitre L,Remy J

更新日期：1986-07-01 00:00:00

abstract：OBJECTIVE:Homosexual men are at risk for a variety of infectious and neoplastic diseases of the anus and rectum, many of which have been reported in the radiologic literature. The purpose of this study was to describe the CT findings in homosexual men with squamous cell carcinoma of the anus and rectum, a topic that ha...

journal_title：Journal of computer assisted tomography

authors： Radin DR

更新日期：1994-11-01 00:00:00

abstract：OBJECTIVE:To assess the accuracy of 64 multidetector-row computed tomography (MDCT) in the diagnosis and staging of gastric cancer. METHODS:This study was approved by the institutional review board, and the patients involved gave informed consent. Forty-four patients (34 men and 10 women; mean age, 57 years) with gast...

journal_title：Journal of computer assisted tomography

authors： Yang DM,Kim HC,Jin W,Ryu CW,Kang JH,Park CH,Kim HS,Jung DH

更新日期：2007-01-01 00:00:00