CT diagnosis of dorsal pancreas agenesis.

abstract：:The incidence of melanoma has risen dramatically over the past several decades. Oncologists rely on the ability of radiologists to identify subtle radiographic changes representing metastatic and recurrent melanoma in uncommon locations on multidetector computed tomography (MDCT) as the front-line imaging surveillance...

journal_title：Journal of computer assisted tomography

authors： Jones BC,Lipson EJ,Childers B,Fishman EK,Johnson PT

更新日期：2018-05-01 00:00:00

abstract：:Two projection algorithms are currently available for viewing computed tomography (CT) data sets: average projection (AVG) and maximum intensity projection (MIP). Although AVG images feature good suppression of image noise but reduced edge sharpness, MIP images are characterized by good edge sharpness but also amplify...

journal_title：Journal of computer assisted tomography

authors： Meyer H,Juran R,Rogalla P

更新日期：2008-05-01 00:00:00

abstract：:Computed tomography in patients with a ruptured abdominal aortic aneurysm usually demonstrates the aneurysm with blood in the posterior para- and perirenal spaces. Hemorrhage into the adjacent perirenal space occurs because the aorta, via the renal vascular pedicle, is in continuum with this compartment. The kidney is...

journal_title：Journal of computer assisted tomography

authors： Gavant ML,Salazar JE,Ellis J

更新日期：1986-05-01 00:00:00

abstract：PURPOSE:Pseudolesions are sometimes seen around the falciform ligament, around the gallbladder, or at the posterior edge of the medical segment on CT during arterial portography. The purpose of this study was to investigate the influence of liver cirrhosis on these pseudolesions. METHOD:The basis of this study was 33 ...

journal_title：Journal of computer assisted tomography

authors： Irie T,Tsushima Y,Terahata S,Hatsuse K,Kusano S

更新日期：1996-11-01 00:00:00

abstract：:Twenty-five patients with surgically and histologically proven squamous cell carcinoma of the palatine tonsil were studied with computed tomography (CT) using a high dose intravenous contrast enhancement technique. With this technique, CT demonstrated the primary carcinoma within the palatine fossa as well as its cont...

journal_title：Journal of computer assisted tomography

authors： Byrd SE,Schoen PJ,Gill G,Richardson M

更新日期：1983-12-01 00:00:00

abstract：OBJECTIVE:The purpose of this study is to evaluate whether laterality of the superficial cerebral veins can be seen on susceptibility-weighted imaging (SWI) in patients with no intracranial lesions that affect venous visualization. METHODS:We retrospectively evaluated 386 patients who underwent brain magnetic resonanc...

journal_title：Journal of computer assisted tomography

authors： Matsushima S,Shimizu T,Gomi T,Fukuda K

更新日期：2018-01-01 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：: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：:Osteoid osteoma is a benign osteoblastic tumor usually diagnosed by conventional radiography. Computed tomography can be used preoperatively to localize the nidus and avoid unnecessary or misdirected resection. In this report CT appearance of the nidus in osteoid osteoma versus sequestration in osteomyelitis is presen...

journal_title：Journal of computer assisted tomography

authors： Mahboubi S

更新日期：1986-05-01 00:00:00

abstract：PURPOSE:Our goal was to assess the utility of different imaging directions in volumetric studies of the heart with MRI, in particular to identify the optimal imaging plane for studies of the right ventricle. METHOD:We examined 12 sets of human four-chamber cadaveric cardiac casts. Gradient echo MRI was performed in fo...

journal_title：Journal of computer assisted tomography

authors： Jauhiainen T,Järvinen VM,Hekali PE,Poutanen VP,Penttilä A,Kupari M

更新日期：1998-11-01 00:00:00

abstract：OBJECTIVE:Differentiation of invasive thymoma from thymic carcinoma is important because of their different clinical behaviors. Retrospectively, we evaluated the CT findings of invasive thymomas and thymic carcinomas to determine the differential points between them. MATERIALS AND METHODS:We reviewed the CT scans of 1...

journal_title：Journal of computer assisted tomography

authors： Do YS,Im JG,Lee BH,Kim KH,Oh YW,Chin SY,Zo JI,Jang JJ

更新日期：1995-03-01 00:00:00

abstract：OBJECTIVE:To describe computed tomography (CT) findings of invasive carcinoma derived from intraductal papillary mucinous neoplasms (IPMNs) of the pancreas during long-term follow-up. METHODS:Follow-up CT findings of 5 patients with IPMNs progressing to invasive carcinomas were respectively reviewed for 12 to 63 month...

journal_title：Journal of computer assisted tomography

authors： Yamada Y,Mori H,Matsumoto S,Kamei N,Hongo N

更新日期：2006-11-01 00:00:00

abstract：OBJECTIVE:Whole-brain computed tomography perfusion (CTP) data sets generated by tracer delay-insensitive singular value decomposition plus (SVD+) and standard singular value decomposition (sSVD) deconvolution algorithms were evaluated to quantify relatedness and discrepancies in CTP results. METHODS:Twenty females wi...

journal_title：Journal of computer assisted tomography

authors： Hanson EH,Roach CJ,Day KJ,Peters KR,Bradley WG Jr,Ghosh K,Patton PW,McMurray RC,Orrison WW Jr

更新日期：2013-03-01 00:00:00

abstract：:The computed tomographic (CT) appearance of global infarction of the kidney has not been previously reported. We report a clinically proven case as well as two other cases with clinical and radiographic findings consistent with renal infarction. The CT appearance of global renal infarction corresponds with its convent...

journal_title：Journal of computer assisted tomography

authors： Glazer GM,London SS

更新日期：1981-12-01 00:00:00

abstract：:Magnetic resonance imaging is the imaging modality of choice as a conjunctive study to radiography for imaging bone tumors of the foot. However, there will be cases where computed tomography (CT) is performed, and CT is superior in evaluating the bone cortex and identifying pathological fractures, periosteal reaction,...

journal_title：Journal of computer assisted tomography

authors： Johnson PT,Fayad LM,Frassica FJ,Fishman EK

更新日期：2009-05-01 00:00:00

abstract：:In a 64-year-old female patient with verified dural venous thrombosis, postcontrast computed tomography showed dilatation of the transcerebral medullary veins, a feature that is probably pathognomonic. ...

journal_title：Journal of computer assisted tomography

authors： Banna M,Groves JT

更新日期：1979-08-01 00:00:00

abstract：:Neutrons and X-rays are mathematically equivalent as probes in computed tomography. However, structure in the energy dependence of neutron total cross sections and the feasibility of using time-of-flight techniques for energy sensitivity in neutron detection suggest that spatial distributions of specific substances ca...

journal_title：Journal of computer assisted tomography

authors： Overley JC

更新日期：1983-02-01 00:00:00

abstract：OBJECTIVE:To assess the feasibility of a time-efficient, high-resolution magnetic resonance lymphangiography (HR MRL) protocol without image subtraction for the detection of lymphatic vessels in patients with primary and secondary lymphedema. METHODS:Three consecutive patients with lymphedema of the lower extremities ...

journal_title：Journal of computer assisted tomography

authors： Lohrmann C,Foeldi E,Bartholomä JP,Langer M

更新日期：2007-03-01 00:00:00

abstract：OBJECTIVE:We compared MRI with two-dimensional echocardiography (2dE) and Doppler echocardiography to determine the diagnostic role of MRI in hypertrophic cardiomyopathy (HCM). MATERIALS AND METHODS:Twenty-three patients with 2dE diagnosis of HCM were examined with MRI; 12 of 23 patients were also studied by color (cD...

journal_title：Journal of computer assisted tomography

authors： Sardanelli F,Molinari G,Petillo A,Ottonello C,Parodi RC,Masperone MA,Saitta S,Basso M,Caponnetto S

更新日期：1993-11-01 00:00:00

abstract：PURPOSE:The clinical and imaging findings of children with Swyer-James-MacLeod syndrome (SJMS) were reviewed to determine the incidence and type of bronchiectasis and analyze whether the clinical course of patients with bronchiectasis differed from that of patients without bronchiectasis. METHOD:Our study population c...

journal_title：Journal of computer assisted tomography

authors： Lucaya J,Gartner S,García-Peña P,Cobos N,Roca I,Liñan S

更新日期：1998-07-01 00:00:00

abstract：OBJECTIVE:This study aimed to assess the utility of dural thickening of the internal auditory canal (IAC) in patients with spontaneous intracranial hypotension (SIH) syndrome and determined the sensitivity and specificity of this image finding. METHODS:Magnetic resonance images were evaluated for 22 cases of definite ...

journal_title：Journal of computer assisted tomography

authors： Hori S,Taoka T,Miyasaka T,Ochi T,Sakamoto M,Wada T,Myochin K,Takayama K,Kichikawa K

更新日期：2016-03-01 00:00:00

abstract：OBJECTIVE:To present a novel magnetic resonance (MR) method of analysis of cerebrospinal fluid (CSF) flow dynamics. METHODS:Fifty-one subjects were explored with phase-contrast cine MR imaging. There were 36 volunteers, 9 patients with normal pressure hydrocephalus (NPH), and 6 patients with asymptomatic ventricular d...

journal_title：Journal of computer assisted tomography

authors： de Marco G,Idy-Peretti I,Didon-Poncelet A,Baledent O,Onen F,Feugeas MC

更新日期：2004-03-01 00:00:00

abstract：OBJECTIVE:This article focuses on an unusual cross-sectional imaging pattern of a deep developmental venous anomaly (DVA). Since these anomalies are nonpathologic, they must not be interpreted as a disease that requires further costly workup and potentially injurious procedures (cerebral angiography). MATERIALS AND ME...

journal_title：Journal of computer assisted tomography

authors： Borden NM,Khayata MH,Dean BL,Flom RA

更新日期：1995-11-01 00:00:00

abstract：:A headholder system is described for use in the correlation of images obtained with positron computed tomography (PCT) and other neuroradiological imaging modalities. Methods are described for defining brain anatomy from PCT images by the use of projection schemes from tomographic data. Cross-correlation of images bet...

journal_title：Journal of computer assisted tomography

authors： Mazziotta JC,Phelps ME,Meadors AK,Ricci A,Winter K,Bentson JR

更新日期：1982-08-01 00:00:00

abstract：:A 77-year-old man with loss of consciousness, circulatory collapse, and apnea caused by myocardial infarction underwent cardiopulmonary resuscitation with intratracheal intubation and manual bag ventilation. Computed tomography of the head demonstrated massive air embolism in the entire cerebral circulation. The patie...

journal_title：Journal of computer assisted tomography

authors： Yamaki T,Ando S,Ohta K,Kubota T,Kawasaki K,Hirama M

更新日期：1989-03-01 00:00:00

abstract：PURPOSE:The purpose of this work was to evaluate the helical CT and CT angiography (CTA) findings of anomalous systemic artery (ASA) to the basal segments of the left lower lobe (LLL). METHOD:Three patients (two had hemoptysis, one was asymptomatic) with blotchy nodular density in the LLL revealed on chest radiographs...

journal_title：Journal of computer assisted tomography

authors： Ko SF,Ng SH,Lee TY,Wan YL,Lee CM,Hsieh MJ,Chen MC

更新日期：2000-11-01 00:00:00

abstract：:A soft tissue mass close to the upper pole of the left kidney was noted in a patient referred for intravenous pyelography. A left adrenal tumor was suspected. Computed tomography, however, revealed an accessory spleen. The diagnosis was confirmed by abdominal angiography. ...

journal_title：Journal of computer assisted tomography

authors： Stiris MG

更新日期：1980-08-01 00:00:00

abstract：PURPOSE:To evaluate the optimal timing of delayed phase imaging for detecting low-flow endoleaks. MATERIALS AND METHODS:Fifty-eight patients with unruptured abdominal aortic aneurysm treated with endovascular repair underwent 1- and 6-month follow-up multidetector row computed tomography (CT) performed during unenhanc...

journal_title：Journal of computer assisted tomography

authors： Iezzi R,Cotroneo AR,Filippone A,Santoro M,Basilico R,Storto ML

更新日期：2008-07-01 00:00:00

abstract：OBJECTIVE:The aim of this study was to investigate if Hounsfield unit (HU) values from virtual noncontrast (VNC) images derived from portal venous phase spectral-detector computed tomography can help to differentiate adrenal adenomas and metastases. METHODS:Spectral-detector computed tomography datasets of 33 patients...

journal_title：Journal of computer assisted tomography

authors： Laukamp KR,Kessner R,Halliburton S,Zopfs D,Gupta A,Große Hokamp N

更新日期：2021-01-01 00:00:00

abstract：:In a prospective clinical study, 26 patients (22 with malignant lymphoma and 4 with myelofibrosis) and 9 healthy volunteers were examined by conventional magnetic resonance and proton chemical shift imaging (CSI; modified Dixon method). On the basis of the CSI data, a quantitative evaluation of the relative fat and wa...

journal_title：Journal of computer assisted tomography

authors： Gückel F,Brix G,Semmler W,Zuna I,Knauf W,Ho AD,van Kaick G

更新日期：1990-07-01 00:00:00