Procedure-oriented sectional anatomy of the foot.

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：PURPOSE:To investigate the optimal dual-energy reconstruction technique for the visualization of the hepatic arterial system during dual-energy multidetector computed tomographic (MDCT) angiography of the liver. MATERIALS AND METHODS:Twenty-nine nonconsecutive patients underwent dual-energy MDCT angiography of the liv...

journal_title：Journal of computer assisted tomography

authors： Marin D,Caywood DT,Mileto A,Reiner CS,Seaman DM,Patel BN,Boll DT,Nelson RC

更新日期：2015-09-01 00:00:00

abstract：OBJECTIVE:This study aimed to assess how meniscus damage and baseline cartilage thickness influence the rate of cartilage loss and knee pain. METHODS:Of 4796 participants in the Osteoarthritis Initiative, 86 had baseline and 48-month follow-up quantitative magnetic resonance imaging data for medial compartment cartila...

journal_title：Journal of computer assisted tomography

authors： Klein JS,Jose J,Baraga MG,Subhawong TK

更新日期：2016-11-01 00:00:00

abstract：OBJECTIVE:The anal sphincter was imaged with MR using an internal coil to demonstrate its anatomy, contrast enhancement patterns, and appearance in disease. MATERIALS AND METHODS:A cylindrical saddle geometry coil was placed in the anal canal. Sixteen volunteers and 18 patients were examined. Imaging was performed on ...

journal_title：Journal of computer assisted tomography

authors： deSouza NM,Puni R,Kmiot WA,Bartram CI,Hall AS,Bydder GM

更新日期：1995-09-01 00:00:00

abstract：OBJECTIVE:The objective of this study was to investigate whether the criterion "maximum depth of intraluminal appendiceal fluid greater than 2.6 mm" ("DEPTH >2.6 mm"), with the use of 64-detector row computed tomography, is useful to diagnose appendicitis. METHODS:We retrospectively evaluated 0.68-mm-thick images of 2...

journal_title：Journal of computer assisted tomography

authors： Moteki T,Ohya N,Horikoshi H

更新日期：2011-11-01 00:00:00

abstract：:Urachal carcinoma arises in the clinically silent extraperitoneal space between the bladder apex and the umbilicus. Computed tomography was used to correctly diagnose and stage urachal cancer in two patients. In one case a mass was localized to the bladder wall and immediate juxtavesical region; in the other case an a...

journal_title：Journal of computer assisted tomography

authors： Korobkin M,Cambier L,Drake J

更新日期：1988-11-01 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：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：:Computed tomography and magnetic resonance (MR) studies were done in one case of Behcet disease and showed a focal lesion in the upper brain stem. Early institution of therapy was followed by a complete clinical remission and disappearance of the CT and MR changes. Computed tomography and MR are important modalities f...

journal_title：Journal of computer assisted tomography

authors： Willeit J,Schmutzhard E,Aichner F,Mayr U,Weber F,Gerstenbrand F

更新日期：1986-03-01 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：: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：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：:To evaluate the ability of gradient echo MR to define the vacuum phenomena, 14 cadaveric lumbar spines were imaged by spin echo and gradient echo MR, CT, and plain radiography following injection of varying amounts of air into the intervertebral disks. Gradient echo MR was more sensitive than spin echo MR or plain rad...

journal_title：Journal of computer assisted tomography

authors： Berns DH,Ross JS,Kormos D,Modic MT

更新日期：1991-03-01 00:00:00

abstract：:We report a patient with gas in the pancreatic duct due to a gastropancreatic fistula resulting from gastric ulcer. No mass or pseudocyst was demonstrated. This entity should be considered when patients with gas in the pancreas are encountered. ...

journal_title：Journal of computer assisted tomography

authors： Hughes JJ,Blunck CE

更新日期：1987-07-01 00:00:00

abstract：OBJECTIVE:To test the hypothesis that a calibration phantom would improve interpatient and interscan variability in coronary artery calcium (CAC) studies. METHODS:We scanned 144 patients twice with or without the calibration phantom and then scanned 93 patients with a single calcific lesion twice and, finally, scanned...

journal_title：Journal of computer assisted tomography

authors： Budoff MJ,Mao S,Lu B,Takasu J,Child J,Carson S,Fisher H

更新日期：2002-11-01 00:00:00

abstract：PURPOSE:To determine the feasibility of diffusion-weighted magnetic resonance (MR) imaging (DWI) of uterine cervical cancer and to investigate whether the apparent diffusion coefficient (ADC) values of cervical cancer differ from those of normal cervix and whether they could indicate the histologic type and the patholo...

journal_title：Journal of computer assisted tomography

authors： Liu Y,Bai R,Sun H,Liu H,Wang D

更新日期：2009-11-01 00:00:00

abstract：:Endovascular stent grafting of abdominal aortic aneurysms is a new technique that may replace open surgery in selected cases. Pre-and postoperative angiography can be replaced by helical CT. This pictorial essay describes and illustrates the use of multislice helical CT where maximum intensity projection and multiplan...

journal_title：Journal of computer assisted tomography

authors： Rydberg J,Kopecky KK,Lalka SG,Johnson MS,Dalsing MC,Persohn SA

更新日期：2001-07-01 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:To compare the 2-dimensional time of flight, the 3-dimensional time-resolved contrast-enhanced magnetic resonance (MR) angiography, and the 3-dimensional 3-station bolus chase contrast-enhanced MR angiography in assessing distal station atherosclerosis. METHODS:Two-dimensional time of flight, 3-dimensional t...

journal_title：Journal of computer assisted tomography

authors： Hahn WY,Hecht EM,Friedman B,Babb JS,Jacobowitz GR,Lee VS

更新日期：2007-01-01 00:00:00

abstract：OBJECTIVE:The purpose of this study was to evaluate the image quality and radiation dose of computed tomography (CT) coronary angiography using a 256-row detector CT scanner in a single cardiac cycle in patients with atrial fibrillation (AF). METHODS:Seventy consecutive patients (41 men and 29 women; age range was fro...

journal_title：Journal of computer assisted tomography

authors： Wen B,Xu L,Liang J,Fan Z,Sun Z

更新日期：2018-03-01 00:00:00

abstract：:Renal cell carcinoma has a propensity to extend as tumor thrombus into the renal vein and inferior vena cava (IVC). The preoperative assessment for the presence and extent of renal vein and IVC tumor thrombus is important for planning appropriate surgical resection. Imaging procedures [CT, ultrasound (US), MR, venacav...

journal_title：Journal of computer assisted tomography

authors： Kallman DA,King BF,Hattery RR,Charboneau JW,Ehman RL,Guthman DA,Blute ML

更新日期：1992-03-01 00:00:00

abstract：:Xanthogranulomatosis is a multicentric or systemic proliferative disorder of histiocytes. Two cases of xanthogranulomas are reported, each involving the kidneys. One patient also had concomitant orbital and CNS involvement. Primary renal involvement without associated retroperitoneal masses is an uncommon manifestatio...

journal_title：Journal of computer assisted tomography

authors： Merine D,Fishman EK,Siegelman SS

更新日期：1987-09-01 00:00:00

abstract：OBJECTIVE:This study was conducted to describe the computed tomography (CT) features of nonalcoholic steatohepatitis (NASH) and to evaluate if the CT features could be used to diagnose and stage NASH. METHODS:From 1994 until 2004, pathology records revealed 68 patients with NASH. Of these, 12 patients underwent CT sca...

journal_title：Journal of computer assisted tomography

authors： Oliva MR,Mortele KJ,Segatto E,Glickman JN,Erturk SM,Ros PR,Silverman SG

更新日期：2006-01-01 00:00:00

abstract：:The following report describes the computed tomographic (CT) features of oncocytic papillary renal cell carcinoma (OPRCC), a new subtype. An experienced genitourinary pathologist identified each tumor as type 1 or 2, oncocytic, or other. Two radiologists independently reviewed CT images and assessed maximal tumor diam...

journal_title：Journal of computer assisted tomography

authors： Tse G,Chow DS,Hsu M,Margolis D,Raman SS

更新日期：2010-05-01 00:00:00

abstract：:The aim of the study was to explore the efficacy of iodine quantification with dual-energy computed tomography (DECT) in differentiating thymoma, thymic carcinoma, and thymic lymphoma. MATERIALS AND METHODS:Fifty-seven patients with pathologically confirmed low-risk thymoma (n = 16), high-risk thymoma (n = 15), thymi...

journal_title：Journal of computer assisted tomography

authors： Yan WQ,Xin YK,Jing Y,Li GF,Wang SM,Rong WC,Xiao G,Lei XB,Li B,Hu YC,Cui GB

更新日期：2018-11-01 00:00:00

abstract：:We report a case of nocardia choroid plexitis with extension into the parenchyma of the left parietal lobe in a previously well 13-year-old girl. The neuroimaging findings mimicked those of an intracranial neoplasm. This case illustrates the importance of including infectious etiologies in the differential diagnosis o...

journal_title：Journal of computer assisted tomography

authors： Wells RG,Sty JR

更新日期：1994-05-01 00:00:00

abstract：PURPOSE:Our goal was to determine the number of malignancies detected by thoracic CT in patients with head and neck squamous cell carcinoma (SCCA) in three clinical settings. METHOD:We retrospectively examined 168 thorax CT scans in 93 patients with head and neck SCCA and determined the number of malignancies (second ...

journal_title：Journal of computer assisted tomography

authors： Mercader VP,Gatenby RA,Mohr RM,Fisher MS,Caroline DF

更新日期：1997-05-01 00:00:00

abstract：:Three surgically proven cases of lumbar extradural juxtaarticular cysts were examined by magnetic resonance (MR) imaging. The highly variable MR signal patterns are presented. ...

journal_title：Journal of computer assisted tomography

authors： Awwad EE,Martin DS,Smith KR Jr,Bucholz RD

更新日期：1990-05-01 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：: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