Ovarian fibromatosis: magnetic resonance imaging findings with pathologic correlation.

abstract：OBJECTIVES:: The aim of this study was to achieve the quantitative analysis of the characteristic computed tomography (CT) findings and course of interstitial pneumonia using the volume histogram method. METHODS:: Contrast (CNT), variance (VAR), and entropy (EPY) values from whole-lung volume data were compared betwee...

journal_title：Journal of computer assisted tomography

authors： Sumikawa H,Johkoh T,Yamamoto S,Takahei K,Ueguchi T,Ogata Y,Matsumoto M,Fujita Y,Natsag J,Inoue A,Tsubamoto M,Mihara N,Honda O,Tomiyama N,Hamada S,Nakamura H

更新日期：2006-03-01 00:00:00

abstract：:The CT findings in hepatic involvement by Echinococcus granulosus are described. Pathognomonic signs of the hydatid nature of a cystic lesion are visualization of the cystic wall on plain CT, calcification of the cyst wall, daughter cysts, and membrane detachment. ...

journal_title：Journal of computer assisted tomography

authors： Pandolfo I,Blandino G,Scribano E,Longo M,Certo A,Chirico G

更新日期：1984-10-01 00:00:00

abstract：PURPOSE:The purpose of our study was to assess the value of additional early arterial phase computed tomography (CT) imaging in the detection of hepatocellular carcinoma (HCC) by comparing three-phase and four-phase imaging by using multidetector row helical CT. METHODS:Twenty-five patients with 33 HCCs underwent four...

journal_title：Journal of computer assisted tomography

authors： Kim SK,Lim JH,Lee WJ,Kim SH,Choi D,Lee SJ,Lim HK,Kim H

更新日期：2002-09-01 00:00:00

abstract：PURPOSE:Our goal was to validate linear and nonlinear intersubject image registration using an automated method (AIR 3.0) based on voxel intensity. METHOD:PET and MRI data from 22 normal subjects were registered to corresponding averaged PET or MRI brain atlases using several specific linear and nonlinear spatial tran...

journal_title：Journal of computer assisted tomography

authors： Woods RP,Grafton ST,Watson JD,Sicotte NL,Mazziotta JC

更新日期：1998-01-01 00:00:00

abstract：:We reviewed the CT of 20 patients with peripheral lung malignancies in which CT appearance suggested chest wall invasion on the basis of extension of mass around ribs into fat or muscle of the chest wall, or definite bone destruction. We correlated these findings with other radiographic studies and surgical and autops...

journal_title：Journal of computer assisted tomography

authors： Pearlberg JL,Sandler MA,Beute GH,Lewis JW Jr,Madrazo BL

更新日期：1987-03-01 00:00:00

abstract：:We present a hemorrhagic adrenal adenoma surrounding and encompassing adjacent retroperitoneal fat to simulate the appearance of a myelolipoma by CT. A well-defined fibrous capsule, punctate calcification, and several macroscopic foci of fat within the mass led to an erroneous preoperative diagnosis. Lesions displayin...

journal_title：Journal of computer assisted tomography

authors： Rhodes RE,Gaede JT,Meyer GA

更新日期：1992-03-01 00:00:00

abstract：:The demonstration by computed tomography (CT) of enlarged nodes and/or masses in lymphoma patients has been interpreted as indicating that active disease is present. Four cases are presented in which either biopsy or laparotomy of a CT-detected mass after therapy revealed fibrous tissue with no evidence of viable neop...

journal_title：Journal of computer assisted tomography

authors： Lewis E,Bernardino ME,Salvador PG,Cabanillas FF,Barnes PA,Thomas JL

更新日期：1982-08-01 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：:Neurofibromatosis or von Recklinghausen disease usually is a readily diagnosed entity, characterized by typical cutaneous lesions and a strong family history. In a variant of the usual disease, peripheral neurofibromatosis, these stigmata may be absent and accurate diagnosis may be elusive. We present a patient withou...

journal_title：Journal of computer assisted tomography

authors： Francis IR,Glazer GM

更新日期：1983-04-01 00:00:00

abstract：:This paper reports two cases of benign extramedullary tumors of the foramen magnum studied by computed tomography (CT). The first case was a neurinoma; the second was a meningioma. Several different CT findings allowed a correct preoperative diagnosis of the location and nature of the tumors. In view of the invasivene...

journal_title：Journal of computer assisted tomography

authors： Spallone A,Tanfani G,Vassilouthis J,Dazzi M

更新日期：1980-04-01 00:00:00

abstract：OBJECTIVE:The purpose of this study was to compare chest digital tomosynthesis (DTS) and multidetector computed tomography (MDCT) for the detection of pulmonary ground-glass opacity (GGO) nodules and estimation of radiation dose using an anthropomorphic chest phantom and simulated nodules. MATERIALS AND METHODS:A male...

journal_title：Journal of computer assisted tomography

authors： Zhao F,Zeng Y,Peng G,Yu R,Peng S,Tan H,Liu X,Wang J

更新日期：2012-09-01 00:00:00

abstract：:An enterogenous cyst of the craniocervical region producing anterior medullary compression is reported. The patient presented with quadriparesis with greater involvement of the upper limbs. Computed tomography showed a high attenuation intradural extramedullary mass located anteriorly. Magnetic resonance imaging demon...

journal_title：Journal of computer assisted tomography

authors： Kak VK,Gupta RK,Sharma BS,Banerjee AK

更新日期：1990-05-01 00:00:00

abstract：:Magnetic resonance elastography (MRE) has been successfully implemented in the assessment of diffuse liver diseases. Currently, MRE is the most accurate noninvasive technique for detection and staging of liver fibrosis with a potential to replace liver biopsy. Magnetic resonance elastography is able to differentiate i...

journal_title：Journal of computer assisted tomography

authors： Venkatesh SK,Yin M,Ehman RL

更新日期：2013-11-01 00:00:00

abstract：OBJECTIVE:To measure the distances between the internal mammary arteries (IMAs) and the sternum for determining a route for parasternal transthoracic interventions. METHODS:Coronal reconstructed multidetector computed tomography images of 202 patients were evaluated to measure the distances between the IMAs and sternu...

journal_title：Journal of computer assisted tomography

authors： Dursun M,Yekeler E,Yilmaz S,Genchellac H,Tunaci M

更新日期：2005-09-01 00:00:00

abstract：:The purpose of this 4-part series is to demonstrate the high-resolution axial and coronal anatomy of temporal bone from a flat-panel detector-based volume computed tomography (CT) scanner (parts I and II); these imaging planes are then used to outline the effect of different surgical procedures commonly applied to the...

journal_title：Journal of computer assisted tomography

authors： Bartling SH,Shukla V,Becker H,Brady TJ,Hayman A,Gupta R

更新日期：2005-07-01 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:The objectives of this study were to develop a software program that calculates bone cross-sectional area (CSA) and moments of inertia from digital images, test the computations for accuracy, and implement the software in a study of longitudinal changes in bone properties in a large group of postmenopausal wo...

journal_title：Journal of computer assisted tomography

authors： Corcoran TA,Sandler RB,Myers ER,Lebowitz HH,Hayes WC

更新日期：1994-07-01 00:00:00

abstract：OBJECTIVE:The aim of the present study was to assess the value of dual-head gamma-camera (DHGC) imaging in the coincidence mode using 2-[18F]-fluoro-2-deoxy-D-glucose in differentiating recurrent tumor from posttreatment changes in previously treated head and neck cancer. METHODS:This was a single-center prospective s...

journal_title：Journal of computer assisted tomography

authors： Gandhi D,Falen S,McCartney W,Shockley W,Weissler M,Wrenn S,Shah G,Mukherji SK

更新日期：2005-07-01 00:00:00

abstract：:We have previously shown that 5 mm axial T1-weighted images following Gd-diethylenetriamine pentaacetic acid (DTPA) administration were sufficient as a screening examination of the internal auditory canal (IAC) and cerebellopontine angle cistern in 80% of cases with sensorineural hearing loss. In the remaining 20% of ...

journal_title：Journal of computer assisted tomography

authors： Litt AW,Mirsky P,Berson BD,Kricheff II

更新日期：1991-11-01 00:00:00

abstract：OBJECTIVE:To describe the computed tomography (CT) and magnetic resonance imaging (MRI) findings of solid organizing hepatic abscesses and correlate them with the pathologic findings. METHODS:Ten patients with 10 pathologically proven solid organizing hepatic abscesses who underwent 3-phase CT (n = 10) or MRI (n = 7) ...

journal_title：Journal of computer assisted tomography

authors： Kim YK,Kim CS,Lee JM,Ko SW,Moon WS,Yu HC

更新日期：2006-03-01 00:00:00

abstract：OBJECTIVE:A postprocessing method of rank filtering inhomogeneity correction using nonlinear rank filtering of magnetic resonance imaging (MRI) scans is described. The method addresses some of the problems of homomorphic unsharp masking (HUM) using mean or median filtering. METHODS:Maximum rank filtering was used to e...

journal_title：Journal of computer assisted tomography

authors： Chen J,Reutens DC

更新日期：2005-09-01 00:00:00

abstract：:Three patients with various pectus excavatum deformities in whom radiographic findings suggested hilar and mediastinal masses are presented. Computed tomography of the chest yielded valuable diagnostic information and made it possible to exclude the existence of these masses. Compression deformity of the heart and gre...

journal_title：Journal of computer assisted tomography

authors： Soteropoulos GC,Cigtay OS,Schellinger D

更新日期：1979-10-01 00:00:00

abstract：:Perinatal insults, including anoxia, may lead to a form of cerebral necrosis designated multicystic encephalomalacia. This common condition is characterized by (a) moderate atrophic ventricular dilatation, (b) intact ventricular walls with thickened subependymal glial layer, (c) multiple cysts of irregular size and sh...

journal_title：Journal of computer assisted tomography

authors： Naidich TP,Chakera TM

更新日期：1984-08-01 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:The objective of this study was to develop and validate a novel noise insertion method that can accurately simulate lower-dose images from existing standard-dose computed tomography (CT) data. METHODS:The noise insertion method incorporates the effects of the bowtie filter, automatic exposure control, and el...

journal_title：Journal of computer assisted tomography

authors： Yu L,Shiung M,Jondal D,McCollough CH

更新日期：2012-07-01 00:00:00

abstract：:We evaluated the feasibility of angiographic computed tomography (ACT) for diagnostic imaging in a patient with degenerative lumbar spine disease. ACT provides a volume data set out of a rotational acquisition with a c-arm-mounted flat-panel detector. Using this technique, radiographic myelography and myelographic com...

journal_title：Journal of computer assisted tomography

authors： Buhk JH,Elolf E,Knauth M

更新日期：2006-09-01 00:00:00

abstract：:To evaluate the efficacy of myocardial T2 values in the assessment of allograft rejection, we performed magnetic resonance (MR) imaging at 0.5 T serially in seven cardiac transplant recipients and singly in seven normal volunteers. Cardiac-gated multi-echo spin echo images were obtained; T2 values were estimated by a ...

journal_title：Journal of computer assisted tomography

authors： Doornbos J,Verwey H,Essed CE,Balk AH,de Roos A

更新日期：1990-01-01 00:00:00

abstract：PURPOSE:The purpose of this study was to assess helical and electron beam CT scanning in the evaluation of renal vein involvement in patients with renal cell carcinoma (RCC). METHOD:Seventy-three patients with 76 pathologically proven RCC who underwent surgical resection or autopsy were evaluated for the accuracy of h...

journal_title：Journal of computer assisted tomography

authors： Welch TJ,LeRoy AJ

更新日期：1997-05-01 00:00:00

abstract：OBJECTIVE:The objective of the study was to characterize the enhancement pattern of hyperfunctioning parathyroid adenomas on multiphase multidetector computed tomography (CT) or 4-dimensional CT. METHODS:We retrospectively studied the enhancement patterns of 48 pathologically confirmed parathyroid adenomas with 4-dime...

journal_title：Journal of computer assisted tomography

authors： Vu TH,Guha-Thakurta N,Harrell RK,Ahmed S,Kumar AJ,Johnson VE,Perrier ND,Hamberg LM,Hunter GJ,Schellingerhout D

更新日期：2011-09-01 00:00:00

abstract：OBJECTIVE:We describe a manual segmentation and image fusion method to assess the relationship between liver tumors and the radiofrequency ablation zone depicted on cross-sectional imaging. CONCLUSIONS:Manual fusion of segmented images of hepatic tumors from a preprocedural scan with the ablation zone depicted on the ...

journal_title：Journal of computer assisted tomography

authors： Iyer RS,Timm BA,Mitsumori LM,Kolokythas O

更新日期：2010-03-01 00:00:00