CT appearance of nidus in osteoid osteoma versus sequestration in osteomyelitis.

abstract：:We report a case of agenesis of dorsal pancreas diagnosed by CT. This anomaly can easily be confused with pancreas divisum on endoscopic retrograde cholangiopancreatography alone. ...

journal_title：Journal of computer assisted tomography

authors： Shah KK,DeRidder PH,Schwab RE,Alexander TJ

更新日期：1987-01-01 00:00:00

abstract：:This is the fourth in a series of articles on the spine. The first reviewed the anatomy of the neck; the second reviewed the upper thoracic spine and chest (T1-T4); and the third reviewed the middle thoracic spine and chest (T5-T8). The procedures performed in the lower thoracic spine include percutaneous biopsies of ...

journal_title：Journal of computer assisted tomography

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

更新日期：2007-01-01 00:00:00

abstract：PURPOSE:The aim of this study was to describe the MR findings in extraspinal musculoskeletal tuberculosis (EMT). METHOD:A retrospective review was conducted of the MR findings of 18 patients with microbiologically and/or pathologically proven EMT. All MR studies were performed using T1-and T2-weighted spin echo sequen...

journal_title：Journal of computer assisted tomography

authors： Soler R,Rodríguez E,Remuiñán C,Santos M

更新日期：2001-03-01 00:00:00

abstract：OBJECTIVE:To determine if change in voxel shape and position improves the lateralization of magnetic resonance (MR) spectroscopy to the side of the MR imaging and/or electroencephalography (EEG) abnormality in mesial temporal sclerosis. METHODS:In 10 patients with unilateral mesial temporal sclerosis and 5 controls, M...

journal_title：Journal of computer assisted tomography

authors： Imbesi SG

更新日期：2006-03-01 00:00:00

abstract：OBJECTIVE:The purpose of this article is to report computed tomography demonstration of medial bowing of the lamina papyracea in 5 patients after internal ethmoidectomy. METHODS:We identified 5 patients who had apparent medial bowing of the lamina papyracea after functional endoscopic sinus surgery (FESS) and who had ...

journal_title：Journal of computer assisted tomography

authors： Cunnane ME,Platt M,Caruso PA,Metson R,Curtin HD

更新日期：2009-01-01 00:00:00

abstract：PURPOSE:A new nonrigid registration method, designed to reduce the effect of movement artifact in subtraction images from breast MR, is compared with existing rigid and affine registration methods. METHOD:Nonrigid registration was compared with rigid and affine registration methods and unregistered images using 54 gad...

journal_title：Journal of computer assisted tomography

authors： Denton ER,Sonoda LI,Rueckert D,Rankin SC,Hayes C,Leach MO,Hill DL,Hawkes DJ

更新日期：1999-09-01 00:00:00

abstract：OBJECTIVE:We retrospectively evaluated whether multi-detector row computed tomography (MDCT) could contribute to the early detection of contralateral breast cancer in women with a diagnosis of breast cancer and no suspicious lesions on a mammogram or an ultrasonogram of the contralateral breast. METHODS:A total of 518...

journal_title：Journal of computer assisted tomography

authors： Nakano S,Sakamoto H,Ohtsuka M,Mibu A,Karikomi M,Sakata H,Yamamoto M

更新日期：2011-01-01 00:00:00

abstract：:Multiple authors have pointed out the difficulty of detecting spondylolysis with lumbar CT. A simple method to detect spondylolysis on lumbar CT is described. Identifying one intact cortical ring for each vertebra absolutely excludes the diagnosis obviating the time-consuming need to search each image looking for posi...

journal_title：Journal of computer assisted tomography

authors： Langston JW,Gavant ML

更新日期：1985-07-01 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：:Idiopathic retroperitoneal fibrosis (IRF) is a rare condition of unknown etiology. An unusual case of IRF exclusively located at the peripancreatic area without extension below the lower renal poles is reported. ...

journal_title：Journal of computer assisted tomography

authors： Inaraja L,Franquet T,Caballero P,Encabo B,Humbert P

更新日期：1986-11-01 00:00:00

abstract：:Masses arising in the adrenal gland may be simulated on computed tomography (CT) by a number of anatomical structures and variations, and by certain pathological conditions in adjacent organs. These adrenal pseudotumors include the following: fluid-filled gastric fundus, prominent splenic lobulations, upper pole renal...

journal_title：Journal of computer assisted tomography

authors： Berliner L,Bosniak MA,Megibow A

更新日期：1982-04-01 00:00:00

abstract：OBJECTIVE:The objective of this study was to evaluate a prototype, ultrahigh-resolution computed tomography offering higher reconstruction matrix (1024 × 1024) and spatial resolution (0.15 mm) for chest imaging. METHODS:Higher (1024) matrix reconstruction enabled by ultrahigh-resolution computed tomography scanner (12...

journal_title：Journal of computer assisted tomography

authors： Shanbhag SM,Schuzer JL,Steveson C,Rollison S,Bronson KC,Stagliano MS,Rogalla P,Blum A,Prokop M,Chen MY

更新日期：2019-09-01 00:00:00

abstract：OBJECTIVE:Our goal was to clarify the ability of CT to evaluate intramural invasion of gastric cancer. MATERIALS AND METHODS:We reviewed bolus-enhanced CT images performed with orally administered 400-600 ml of water in 59 early gastric cancers and 22 advanced gastric cancers mimicking early gastric cancers macroscopi...

journal_title：Journal of computer assisted tomography

authors： Tsuda K,Hori S,Murakami T,Nakamura H,Tomoda K,Nakanishi K,Shiozaki H

更新日期：1995-11-01 00:00:00

abstract：OBJECTIVE:The objective was to elucidate clinical effectiveness of submillimeter multislice 2- and 3-dimensional computed tomography (CT) for diagnosis of congenital middle ear anomaly. MATERIALS AND METHODS:Preoperative CT and operative findings were retrospectively analyzed in 36 ears of 33 patients. The distance be...

journal_title：Journal of computer assisted tomography

authors： Nakasato T,Nakayama T,Nakayama M,Ehara S,Ohtsuka H,Sato H

更新日期：2014-09-01 00:00:00

abstract：:The diagnosis of abdominal actinomycosis is difficult because of its relative infrequency and imitation of other diseases. We present four cases in which these difficulties in diagnosis were experienced and show the utility of CT in suggesting this disease. Aspiration, biopsy, and proper culture technique, in conjunct...

journal_title：Journal of computer assisted tomography

authors： Shah HR,Williamson MR,Boyd CM,Balachandran S,Angtuaco TL,McConnell JR

更新日期：1987-05-01 00:00:00

abstract：OBJECTIVE:The purpose of this study was to classify the types of medial synovial fold of the posterior cruciate ligament (PCL) on magnetic resonance imaging (MRI) and to identify the relationships between fold type and impingement of the PCL on arthroscopy. SUBJECTS AND METHODS:Ninety-nine patients who underwent knee ...

journal_title：Journal of computer assisted tomography

authors： Yoon KH,Tak DH,Park JS,Joo YB,Lee S

更新日期：2016-09-01 00:00:00

abstract：:A 7-month-old girl with infantile neuroaxonal dystrophy is reported. In diffusion MRI, the pyramidal tracts and dentate nuclei had high signal on b = 1,000 s/mm2 images and low apparent diffusion coefficient (ADC) values. This pattern likely reflected the presence of abnormal (dystrophic) axons with restricted mobilit...

journal_title：Journal of computer assisted tomography

authors： Sener RN

更新日期：2003-01-01 00:00:00

abstract：:Hepatocellular carcinoma and cholangiocarcinoma are the most common primary liver malignancies in adults (comprising >85%); however, liver is also host to some unusual primary malignant tumors. Some of these tumors show distinct demographic, clinicopathologic, and imaging features. Imaging features of these uncommon p...

journal_title：Journal of computer assisted tomography

authors： Sunnapwar A,Katre R,Policarpio-Nicolas M,Katabathina V,Erian M

更新日期：2016-05-01 00:00:00

abstract：:Differences in signal intensity involving lobes of the liver were noted in seven cases of liver tumor. The clinical significance and possible cause of these differences in lobar intensity are discussed. ...

journal_title：Journal of computer assisted tomography

authors： Itai Y,Ohtomo K,Furui S,Minami M,Yoshikawa K,Yashiro N

更新日期：1986-03-01 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：:Magnetic resonance is recognized as potentially the best imaging procedure for localization in stereotactic neurosurgery. However, special difficulties necessitate specific adaptation to localize targets in the stereotactic frame. We developed a new method for stereotactic localization. The MR studies were performed u...

journal_title：Journal of computer assisted tomography

authors： Rousseau J,Clarysse P,Blond S,Gibon D,Vasseur C,Marchandise X

更新日期：1991-03-01 00:00:00

abstract：PURPOSE:The space below the kidneys where the anterior and posterior pararenal spaces converge has been defined only vaguley in the past. We describe observations on clinical CT cases and studies on cadavers that lead to a refinement in the terminology for this extraperitoneal compartment. METHOD:Abdominal/pelvic CT s...

journal_title：Journal of computer assisted tomography

authors： Beaulieu CF,Mindelzun RE,Dolph J,Jeffrey RB Jr

更新日期：1997-03-01 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：PURPOSE:Our goal was to investigate the role of Gd-DTPA-enhanced dynamic MRI in the evaluation of renal ischemic lesions. METHOD:With a turbo FLASH sequence before and after injection of Gd-DTPA, nine foxhound dogs after 60-120 min of renal ischemia underwent MR examination. In addition, five patients with a tumor in ...

journal_title：Journal of computer assisted tomography

authors： Vosshenrich R,Kallerhoff M,Gröne HJ,Fischer U,Funke M,Kopka L,Siebert G,Ringert RH,Grabbe E

更新日期：1996-03-01 00:00:00

abstract：:The purpose of this 4-part series is to illustrate the nuances of temporal bone anatomy using a high-resolution (200-mu isotropic) prototype volume computed tomography (CT) scanner. The normal anatomy in axial and coronal sections is depicted in the first and second parts. In this and the subsequent part, the structur...

journal_title：Journal of computer assisted tomography

authors： Powitzky ES,Hayman LA,Bartling SH,Chau J,Gupta R,Shukla V

更新日期：2006-03-01 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：:Three cases of hemorrhagic nerve sheath tumors of the scalp are presented with emphasis on CT findings. Each mass produced a mixed pattern of CT density due to the combination of tumor and hemorrhage within it. The CT findings were remarkably similar in the three patients and included a calvarial abnormality underlyin...

journal_title：Journal of computer assisted tomography

authors： Nanni D,Lotz PR

更新日期：1985-03-01 00:00:00

abstract：OBJECTIVE:The objective of this study was to compare image quality for abdominal computed tomographic (CT) images acquired at 200 and 50 mA s and reconstructed with image-based iterative reconstruction. MATERIALS AND METHODS:In this institutional review board-approved prospective study, 22 patients (mean [SD] age, 64....

journal_title：Journal of computer assisted tomography

authors： Pourjabbar S,Singh S,Singh AK,Johnston RP,Shenoy-Bhangle AS,Do S,Padole A,Blake MA,Persson A,Kalra MK

更新日期：2014-01-01 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:This cross-sectional study assessed the prognostic implications of computed tomography (CT) coronary artery calcification (CAC), independent of emphysema, in patients with chronic obstructive pulmonary disease (COPD). MATERIALS AND METHODS:Coronary artery calcification and emphysema were assessed on noncontr...

journal_title：Journal of computer assisted tomography

authors： OʼHare PE,Ayres JF,OʼRourke RL,Slaughter RE,Marshall HM,Bowman RV,Fong KM,Yang IA

更新日期：2014-09-01 00:00:00