Transient subsegmental hepatic parenchymal enhancement on dynamic CT: a sign of postbiopsy arterioportal shunt.

abstract：:An unusual case of isolated injury to the caudate lobe of the liver in a child is presented. The appearance of this injury is described, and its significance in relation to deep vascular structures of the porta hepatis and the portocaval space is discussed. ...

journal_title：Journal of computer assisted tomography

authors： Brody AS,Kaufman RA,Kirks DR

更新日期：1988-05-01 00:00:00

abstract：:Renal imaging remains a critical tool to differentiate and manage benign from malignant renal disorders. Conventional multidetector computed tomography (CT) and magnetic resonance (MR) provide great anatomical details, although lack functional information and specificity. The lack of resolution undermines the function...

journal_title：Journal of computer assisted tomography

authors： Ganeshan D,Notohamiprodjo M,Nikolaidis P,Sanyal R,Bhosale P

更新日期：2013-11-01 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：PURPOSE:The goal of our study was to examine the prevalence of multiple hypodense splenic nodules and their associated diagnoses and to correlate CT appearance with clinical presentation and diagnosis. METHOD:Records of all patients undergoing contrast-enhanced CT from July 1994 through September 1997 were reviewed. C...

journal_title：Journal of computer assisted tomography

authors： Warshauer DM,Molina PL,Worawattanakul S

更新日期：1998-09-01 00:00:00

abstract：:Mean lung density (MLD), as determined by a chest computed tomographic sector method, was evaluated in 12 patients with sarcoidosis and diffuse interstitial lung disease. The results demonstrate that MLD in sarcoidosis was -610.9 +/- 57.3 Hounsfield units (HU), significantly different (p less than 0.001) from a contro...

journal_title：Journal of computer assisted tomography

authors： Gilman MJ,Laurens RG Jr,Somogyi JW,Honig EG

更新日期：1983-06-01 00:00:00

abstract：:Recurrent respiratory papillomatosis is a chronic disease of children and young adults associated with various complications, one of which is malignant change. We report CT findings of malignant change in a case of recurrent respiratory papillomatosis. ...

journal_title：Journal of computer assisted tomography

authors： Lui D,Kumar A,Aggarwal S,Soto J

更新日期：1995-09-01 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

abstract：:In a case of cerebral infarction the lesions were isointense to slightly hyperintense in the T2-weighted MR images obtained approximately 2 weeks after the onset. Earlier (1 week after onset), they had been markedly hyperintense. The probably mechanisms behind this phenomenon, referred to as "MR fogging" are discussed...

journal_title：Journal of computer assisted tomography

authors： Asato R,Okumura R,Konishi J

更新日期：1991-01-01 00:00:00

abstract：:Hereditary osteo-onychodysplasia, also known as the nail-patella syndrome (NPS), consists of a clinical tetrad of nail dysplasia, hypoplastic or absent patella, radial head dislocation, and iliac horns. Bilateral posterior iliac horns are observed only in NPS and present in >80% of patients. We describe the appearance...

journal_title：Journal of computer assisted tomography

authors： Karabulut N,Ariyurek M,Erol C,Tacal T,Balkanci F

更新日期：1996-07-01 00:00:00

abstract：OBJECTIVE:The aim of the study was to determine the effects of dose reduction and iterative reconstruction (IR) on pulmonary nodule volumetry. METHODS:In this prospective study, 25 patients scheduled for follow-up of pulmonary nodules were included. Computed tomography acquisitions were acquired at 4 dose levels with ...

journal_title：Journal of computer assisted tomography

authors： den Harder AM,Willemink MJ,van Hamersvelt RW,Vonken EP,Schilham AM,Lammers JW,Luijk B,Budde RP,Leiner T,de Jong PA

更新日期：2016-07-01 00:00:00

abstract：:Abdominal CT, which routinely includes the lower thorax, is an important adjunct to supine chest radiography in detecting chest injury in patients with blunt abdominal trauma. In 1,086 consecutive patients with blunt abdominal trauma, 223 of whom had both supine chest radiography and abdominal CT, 49 patients examined...

journal_title：Journal of computer assisted tomography

authors： Wolfman NT,Gilpin JW,Bechtold RE,Meredith JW,Ditesheim JA

更新日期：1993-01-01 00:00:00

abstract：OBJECTIVE:We describe and evaluate a preoperative MRI localization procedure for suspected breast lesions. MATERIALS AND METHODS:Fourteen consecutive patients underwent MR localization of suspected breast lesions discovered with contrast-enhanced MRI but not detected by conventional mammography or ultrasound. In each ...

journal_title：Journal of computer assisted tomography

authors： Fischer U,Vosshenrich R,Bruhn H,Keating D,Raab BW,Oestmann JW

更新日期：1995-01-01 00:00:00

abstract：OBJECTIVE:The aim of this study was to optimize chest port contrast injections using stepwise improvements. METHODS:Ex vivo injections were tested. Two hundred scans using power port injections were then evaluated. RESULTS:The highest flow rate was achieved using a 19G access needle, larger diameter tubing, and warme...

journal_title：Journal of computer assisted tomography

authors： Fielding JC,Wagner-Bartak NA,Javadi S,Morani AC,Ganeshan D,Ibarra-Rovira JJ,Liu X,Jensen CT

更新日期：2020-11-01 00:00:00

abstract：:Two cases of non-Hodgkin lymphoma (NHL), one AIDS related, with hepatic involvement manifesting as infiltrating mass-like periportal intrahepatic low attenuation on CT are described. One case demonstrated mass effect with compression of adjacent bile ducts causing jaundice. NHL should be included in the differential d...

journal_title：Journal of computer assisted tomography

authors： Coakley FV,O'Reilly EM,Schwartz LH,Panicek DM,Castellino RA

更新日期：1997-09-01 00:00:00

abstract：OBJECTIVE:The purpose of this study is to evaluate predictive factors for discriminating benign from malignant intraductal mucin-producing neoplasm (IPMN) of the pancreas on multidetector row computed tomography (MDCT). MATERIALS AND METHODS:Fifty-three patients with IPMN underwent MDCT, and the imaging and pathologic...

journal_title：Journal of computer assisted tomography

authors： Takeshita K,Kutomi K,Takada K,Haruyama T,Fukushima J,Aida R,Takada T,Furui S

更新日期：2008-03-01 00:00:00

abstract：:A new examination protocol for patients with suspected meniscal or hyaline cartilage disorders is presented. Knees were imaged with a fast gradient echo imaging sequence with subsequent three-dimensional transformation. Data were transferred to an image processing system that allows reconstruction in any plane desired...

journal_title：Journal of computer assisted tomography

authors： Adam G,Bohndorf K,Drobnitzky M,Guenther RW

更新日期：1989-11-01 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：:The aim of this review was to review the basic background, technique, and clinical applications of arterial spin labeling in brain tumors. Arterial spin labeling is used for differentiation of brain tumors from nonneoplastic lesions such as infarction and infection. It has a role in the grading of gliomas and in the d...

journal_title：Journal of computer assisted tomography

authors： Abdel Razek AAK,Talaat M,El-Serougy L,Gaballa G,Abdelsalam M

更新日期：2019-07-01 00:00:00

abstract：:We report a rare case of prolactinoma with deposition of amyloid and calcifications. Magnetic resonance imaging and/or computed tomography findings have been described in only a few cases. Possible mechanisms of amyloid deposition and calcification were discussed, and literatures were reviewed. In pituitary adenomas, ...

journal_title：Journal of computer assisted tomography

authors： Kitamura K,Nakayama T,Ohata K,Wakasa K,Miki Y

更新日期：2011-03-01 00:00:00

abstract：OBJECTIVE:The objective of this study was to evaluate image quality of computed tomography (CT) portal venography using nonlinear blending technique of dual-energy CT (DECT) in portal phase. METHODS:Fifty patients underwent contrast-enhanced abdominal scan with DECT at portal venous phase. The images of 2 energy level...

journal_title：Journal of computer assisted tomography

authors： Wang Q,Shi G,Liu X,Wu R,Wang S

更新日期：2013-03-01 00:00:00

abstract：:The orbital lesions in six patients with Wegener's granulomatosis were studied by computer assisted tomography (CAT). Four patients had active orbital disease and proptosis, and each was found to have orbital masses accompanied by varying degrees of bone and sinus destruction. Two additional patients with histories of...

journal_title：Journal of computer assisted tomography

authors： Vermess M,Haynes BF,Fauci AS,Wolff SM

更新日期：1978-01-01 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：:MR imaging is useful in differentiating and characterizing renal masses. A careful evaluation of the signal characteristics and morphology of a renal mass combined with the ancillary imaging findings and patient history should assist the radiologist in making the proper diagnosis or recommending the appropriate treatm...

journal_title：Journal of computer assisted tomography

authors： Zhang J,Israel GM,Krinsky GA,Lee VS

更新日期：2004-09-01 00:00:00

abstract：:Perineural spread along the nasociliary branch of the ophthalmic nerve has not been previously described, to our knowledge. One case of cutaneous squamous carcinoma at the medial canthus and another of melanoma of the nasal ala, with nasociliary nerve perineural spread, are illustrated here. Whereas magnetic resonance...

journal_title：Journal of computer assisted tomography

authors： Shah K,Esmaeli B,Ginsberg LE

更新日期：2013-03-01 00:00:00

abstract：PURPOSE:To evaluate the usefulness of CT in the differentiation of ruptured endometrial cysts and corpus luteal cysts. METHODS:Sixteen patients (mean age, 26 years) with a surgically proven ruptured endometrial cyst and 19 patients (mean age, 28 years) with a surgically proven corpus luteal cyst were included in this ...

journal_title：Journal of computer assisted tomography

authors： Choi NJ,Rha SE,Jung SE,Choi BG,Oh SN,Byun JY,Kim MR

更新日期：2011-07-01 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：:A new head holder for the fixation and repositioning of the patient head in PET, CT, and MR scanners has been designed and tested. With this device, a bidimensional correlation between functional and anatomical brain images can also be obtained. Head fixation and repositioning are achieved using the patient's dental m...

journal_title：Journal of computer assisted tomography

authors： Bettinardi V,Scardaoni R,Gilardi MC,Rizzo G,Perani D,Paulesu E,Striano G,Triulzi F,Fazio F

更新日期：1991-09-01 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：:The computed tomography (CT) and ultrasound findings in 18 patients (35 kidneys) with non-Hodgkin lymphoma involving the kidneys are presented. Renal involvement was bilateral in 13 patients. The most common presentation was that of multiple intraparenchymal nodules (15 kidneys). Other types of involvement included di...

journal_title：Journal of computer assisted tomography

authors： Heiken JP,Gold RP,Schnur MJ,King DL,Bashist B,Glazer HS

更新日期：1983-04-01 00:00:00

abstract：PURPOSE:Our goal was to review the CT findings and to help define the role of CT in the evaluation of appendicitis in children. METHOD:Of 730 children with surgically proven appendicitis, 22 underwent preoperative CT evaluation. Their CT scans and operative and pathology records were retrospectively reviewed. The CT s...

journal_title：Journal of computer assisted tomography

authors： Jabra AA,Shalaby-Rana EI,Fishman EK

更新日期：1997-07-01 00:00:00