Biplane computed tomography of intracranial meningiomas with extracranial extension.

abstract：:To determine the value of sagittal magnetic resonance (MR) in diagnosing thoracic abnormality, we reviewed the multisection sagittal spin-echo MR images of 13 normal subjects and 23 patients with a variety of thoracic abnormalities. In the abnormal subjects sagittal images were compared with transaxial MR performed wi...

journal_title：Journal of computer assisted tomography

authors： Webb WR,Jensen BG,Gamsu G,Sollitto R,Moore EH

更新日期：1985-05-01 00:00:00

abstract：:Retroperitoneal fat necrosis is a well-known complication of acute pancreatitis. We describe an unusual case of fat necrosis presenting as multiple, bilateral renal pseudotumors in a patient with acute pancreatitis. The imaging findings on CT and MR are discussed. ...

journal_title：Journal of computer assisted tomography

authors： Pedrosa I,Naidich JJ,Rofsky NM,Bosniak MA

更新日期：2001-03-01 00:00:00

abstract：:Pseudodynamic MR imaging of the temporomandibular joints (TMJs) has been used for the evaluation of the functional aspects of the TMJs. To evaluate the value of T1-weighted spin-echo (SE) and gradient-echo (GE) techniques, both techniques were performed in 9 asymptomatic (mean 25.7 years, 22-23 years), and 25 symptoma...

journal_title：Journal of computer assisted tomography

authors： Masui T,Isoda H,Mochizuki T,Ushimi T,Takahashi M,Kaneko M,Shirakawa T

更新日期：1996-05-01 00:00:00

abstract：:An unusual computed tomography finding, the "target sign," is demonstrated in a patient with a corpus callosum tumor mass extending to the right lateral ventricle. The central low attenuation of the "target" is produced by the isolated part of the dilated lateral ventricle surrounded by tumor tissue, the dense area of...

journal_title：Journal of computer assisted tomography

authors： El Gammal T,McDaniel FE

更新日期：1979-08-01 00:00:00

abstract：:Primary adrenal lymphoma is extremely rare. We describe 2 patients who presented with adrenal insufficiency or fever 'of unknown origin. Conventional imaging studies demonstrated bilateral bulky adrenal masses, and whole-body FDG positron emission tomography- computed tomography showed that the masses were the unique ...

journal_title：Journal of computer assisted tomography

authors： Li Y,Sun H,Gao S,Bai R

更新日期：2006-09-01 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：:A new technique is described that utilises a novel magnetic resonance pulse sequence to produce a quantitative index both for ventricular and, for the first time, extraventricular intracranial CSF volumes. The pulse sequence is a combination of a null-point inversion recovery sequence with an extended spin-echo read (...

journal_title：Journal of computer assisted tomography

authors： Condon BR,Patterson J,Wyper D,Hadley DM,Teasdale G,Grant R,Jenkins A,Macpherson P,Rowan J

更新日期：1986-09-01 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：: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：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：BACKGROUND:The state-of-art motion correction algorithm is inadequate for correcting motion artifacts in coronary arteries in cardiovascular computed tomography angiography (CCTA) for children with high heart rates, and even less effective for heart structures beyond coronary arteries. PURPOSE:This study aimed to eval...

journal_title：Journal of computer assisted tomography

authors： Sun J,Okerlund D,Cao Y,Li H,Zhu Y,Li J,Peng Y

更新日期：2020-09-01 00:00:00

abstract：:Of 700 neonates examined by computed tomography (CT) in a 4 years period, 17 were found to have a posterior fossa hemorrhage. Eleven were born at term, and six were premature. Delivery was traumatic in 12 babies. The hematoma was in the subdural space in nine and within the cerebellum in eight. The CT diagnosis of ext...

journal_title：Journal of computer assisted tomography

authors： Scotti G,Flodmark O,Harwood-Nash DC,Humphries RP

更新日期：1981-02-01 00:00:00

abstract：:Magnetic resonance imaging was performed in four patients with biopsy proven idiopathic portal hypertension (IPH). The MR images show proximity of medium-sized intrahepatic vessels to each other and to the liver surface in all patients. Small vessels running parallel to the second order branches of the intrahepatic po...

journal_title：Journal of computer assisted tomography

authors： Arai K,Matsui O,Kadoya M,Yoshikawa J,Gabata T,Takashima T,Kobayashi K,Unoura M

更新日期：1991-05-01 00:00:00

abstract：:We describe a patient in whom a secondary aortocaval fistula was diagnosed on dynamic CT by noting transient enhancement of the inferior vena cava simultaneously with maximum enhancement of the aorta. This pattern of caval enhancement is contrasted with the gradual increase and subsequent plateauing of caval opacifica...

journal_title：Journal of computer assisted tomography

authors： Middleton WD,Smith DF,Foley WD

更新日期：1987-03-01 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：: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：:A case of tuberculosis of the breast is presented. The mammographic, ultrasound, and CT appearances are described. ...

journal_title：Journal of computer assisted tomography

authors： Schnarkowski P,Schmidt D,Kessler M,Reiser MF

更新日期：1994-11-01 00:00:00

abstract：:Spiral CT (SCT) differs from conventional CT in that the entire heart can be rapidly imaged in the axial plane following the peripheral infusion of small quantities of contrast material. As contrast material travels through coronary artery bypass graft segments, good image detail is achieved, allowing visualization of...

journal_title：Journal of computer assisted tomography

authors： Tello R,Costello P,Ecker C,Hartnell G

更新日期：1993-03-01 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：:Clinical evaluation of neuromuscular disorders typically consists of obtaining a detailed clinical history, physical examination, and electrophysiologic examinations. Electrodiagnostic examinations significantly aid in distinguishing between myopathy, neuropathy, and neuromuscular disorders. Electrodiagnostic examinat...

journal_title：Journal of computer assisted tomography

authors： Elsayes KM,Shariff A,Staveteig PT,Mukundan G,Khosla A,Rubin DA

更新日期：2005-05-01 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 CT findings of multiple lipid-containing dermal cysts in a patient with steatocystoma multiplex are presented. The characteristic locations, shapes, and densities of the cysts in this rare skin disorder are discussed. ...

journal_title：Journal of computer assisted tomography

authors： Sonnenblick EB,Buchness MR,Austin JH

更新日期：1986-03-01 00:00:00

abstract：:Cooperative patients can often keep still during a long examination of the brain provided that they are given cues about their position in space. In a U-shaped head support, the only movements likely are rotation in the sagittal or transverse planes. These can be detected by a nasal orientation device (NOD), simply a ...

journal_title：Journal of computer assisted tomography

authors： Tofts PS,Kermode AG,MacManus DG,Robinson WH

更新日期：1990-01-01 00:00:00

abstract：:Diffuse low attenuation lesions on CT scans are caused by various pathologic conditions, especially differences of the intratumoral matrix. Low attenuation on CT scans was more defined than fat density and less than muscle density, the so-called near water density. We present representative cases of low attenuation le...

journal_title：Journal of computer assisted tomography

authors： Miyake H,Hori Y,Dono S,Mori H

更新日期：2000-09-01 00:00:00

abstract：:Gas formation as a result of transcatheter tumor embolization has recently been observed by conventional radiography. We report the computed tomography identification of similar benign gas formation following transcatheter embolization of a large adrenal carcinoma. Computed tomography should be the most sensitive meth...

journal_title：Journal of computer assisted tomography

authors： Long JA Jr,Dunnick NR,Doppman JL

更新日期：1979-12-01 00:00:00

abstract：:We report a case of pulmonary venoocclusive disease in which chest radiography, when supplemented with computed tomography after contrast medium administration, was specific enough to make the diagnosis without resorting to more invasive, potentially dangerous procedures. A brief review of the literature, with emphasi...

journal_title：Journal of computer assisted tomography

authors： Maltby JD,Gouverne ML

更新日期：1984-08-01 00:00:00

abstract：:This paper will review the lumbosacral spine (L1-S5). Procedures performed in the lumbosacral spine include electromyography, spinal stimulator implants, spinal infusion implants for spasticity or pain medications, sacroiliac spine injections, facet blocks, and steroid injections. Complications from these procedures i...

journal_title：Journal of computer assisted tomography

authors： Chiou-Tan FY,Miller JS,Zhang H,Kass JS,Taber KH

更新日期：2007-09-01 00:00:00

abstract：PURPOSE:The goal of this study was to evaluate a newly developed semiautomated contour detection algorithm for the quantitative analysis of cardiovascular MRI. METHOD:Left ventricular function parameters derived from automatically detected endocardial and epicardial contours were compared with results derived from man...

journal_title：Journal of computer assisted tomography

authors： van der Geest RJ,Buller VG,Jansen E,Lamb HJ,Baur LH,van der Wall EE,de Roos A,Reiber JH

更新日期：1997-09-01 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:Our goal was to examine regional preservation of energy metabolism in Alzheimer disease (AD) and to evaluate effects of PET data normalization to reference regions. MATERIALS AND METHODS:Regional metabolic rates in the pons, thalamus, putamen, sensorimotor cortex, visual cortex, and cerebellum (reference reg...

journal_title：Journal of computer assisted tomography

authors： Minoshima S,Frey KA,Foster NL,Kuhl DE

更新日期：1995-07-01 00:00:00