Stereotactic retrobulbar anesthesia using CT.

abstract：OBJECTIVE:To study the potential application of magnetic resonance imaging (MRI) for classification of retained placental tissue (RPT) in the uterus postnatally. METHODS:Twenty-two patients with clinically or pathologically proven RPT were studied. RESULTS:The thickness ratio (D1/D2) of invaded (D1) to normal (D2) my...

journal_title：Journal of computer assisted tomography

authors： Zhang SH,Zhang JY,Zhang J,Chen WL,Zhou Q

更新日期：2019-01-01 00:00:00

abstract：:Congenital alimentary duplications occur most commonly in relation to the ileum and are rare in the region of the stomach. A case of gastric duplication presenting in an adult and visualized on computed tomography is reported. ...

journal_title：Journal of computer assisted tomography

authors： Lo J,Sage MR,Paterson HS,Hamilton DW

更新日期：1983-04-01 00:00:00

abstract：:Quantitation of regional myocardial blood flow (MBF) in absolute terms with positron emission tomography (PET) has been difficult to achieve in part because of errors induced by the relatively low spatial resolution of current tomographic instruments. We previously demonstrated that MBF could be accurately measured ov...

journal_title：Journal of computer assisted tomography

authors： Herrero P,Markham J,Bergmann SR

更新日期：1989-09-01 00:00:00

abstract：:Computed tomography potentially provides an accurate means of determining organ volume, by summation of serial section areas. Variation in level of held respiration for each serial scan, however, severely limits accuracy in the thorax and upper abdomen. A simple strain gauge has been used to provide the patient with v...

journal_title：Journal of computer assisted tomography

authors： Jones KR,Robinson PJ

更新日期：1986-01-01 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：OBJECTIVE:Dynamic MRI was used to analyze patterns of contrast enhancement in muscle layers in the normal uterine body and to evaluate the depth of myometrial invasion by endometrial carcinoma. MATERIALS AND METHODS:Dynamic MRI was performed in 18 normal volunteers and 22 patients with endometrial carcinoma. Eight of ...

journal_title：Journal of computer assisted tomography

authors： Ito K,Matsumoto T,Nakada T,Nakanishi T,Fujita N,Yamashita H

更新日期：1994-01-01 00:00:00

abstract：OBJECTIVE:To identify the computed tomography (CT) findings to predict recurrent bleeding in patients with massive hemoptysis. METHODS:Fifty-eight patients with massive hemoptysis underwent both CT and conventional bronchial angiography for bronchial artery embolization. Retrospective analysis was done to analyze the ...

journal_title：Journal of computer assisted tomography

authors： Jeong YJ,Kim CW,Kim KI,Shin SM,Seo IJ,Lee IS,Lee MK

更新日期：2006-07-01 00:00:00

abstract：OBJECTIVE:To determine if gadolinium-ethoxybenzyl-diethylenetriamine pentaacetic acid (Gd-EOB-DTPA)-enhanced magnetic resonance (MR) cholangiography can detect and localize bile duct leaks in postcholecystectomy patients. MATERIAL AND METHODS:Four blinded independent radiologists performed a retrospective review of 16...

journal_title：Journal of computer assisted tomography

authors： Ratcliffe GE,Kirkpatrick ID,Anik Sahni V,Greenberg HM,Henderson B,Radulovic D,Mottola JC

更新日期：2014-07-01 00:00:00

abstract：OBJECTIVE:The purpose of the study was to evaluate the safety and efficacy of Gd-BOPTA for liver imaging and to determine the most appropriate clinical dose to administer. METHODS:Gd-BOPTA was administered at a dose of 0.05 (group A), 0.1 (group B), or 0.2 (group C) mmol/kg to 201 patients suspected of having malignan...

journal_title：Journal of computer assisted tomography

authors： Kuwatsuru R,Kadoya M,Ohtomo K,Tanimoto A,Hirohashi S,Murakami T,Tanaka Y,Yoshikawa K,Katayama H

更新日期：1999-11-01 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：:Pelvic varices in women consist of tortuous and dilated parauterine and ovarian veins and have a characteristic appearance at CT and MRI. Imaging is critical in the evaluation of pelvic varices, both to prevent confusion with other conditions and because pelvic varices may be secondary to serious underlying pathology....

journal_title：Journal of computer assisted tomography

authors： Coakley FV,Varghese SL,Hricak H

更新日期：1999-05-01 00:00:00

abstract：:Protocols for two- and three-dimensional phase contrast magnetic resonance angiography of the major vessels in the abdomen were developed and demonstrated in healthy volunteers. Phase contrast imaging provides excellent suppression of stationary tissue signal and can be used to quantify the speed and direction of flow...

journal_title：Journal of computer assisted tomography

authors： Dumoulin CL,Yucel EK,Vock P,Souza SP,Terrier F,Steinberg FL,Wegmuller H

更新日期：1990-09-01 00:00:00

abstract：:A low density barium sulfate mixture has been specially formulated and routinely used in over 800 abdominal computer assisted tomography scans over the past 3 years. ...

journal_title：Journal of computer assisted tomography

authors： Hatfield KD,Segal SD,Tait K

更新日期：1980-08-01 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：BACKGROUND AND PURPOSE:Influenza A infection can precipitate encephalopathy, encephalitis, or Reye syndrome with the development of cerebral edema in children and is associated with an increased incidence of stroke in adults. The mechanism of these events is poorly understood. Posterior reversible encephalopathy syndro...

journal_title：Journal of computer assisted tomography

authors： Bartynski WS,Upadhyaya AR,Boardman JF

更新日期：2009-11-01 00:00:00

abstract：PURPOSE:The goal of our study was to assess the prevalence of pseudolesion in segment IV of the liver on MRI in patients with and without liver cirrhosis. METHOD:Patients were divided into three groups: 10 patients with angiographically confirmed aberrant gastric venous drainage and liver cirrhosis (Group 1), 250 cons...

journal_title：Journal of computer assisted tomography

authors： Ueda K,Matsui O,Kadoya M,Yoshikawa J,Gabata T,Takahashi S,Kawamori Y,Takashima T

更新日期：1999-01-01 00:00:00

abstract：:We report a case of abnormal pancreaticobiliary junction (APBJ), in which three-dimensional (3D) drip infusion cholangiography (DIC) computed tomography (CT) was useful to make the diagnosis. The 3D DIC CT clearly demonstrated reflux of the contrast material into the main pancreatic duct as well as a long common chann...

journal_title：Journal of computer assisted tomography

authors： Nambu A,Ichikawa T,Katoh K,Araki T

更新日期：2001-07-01 00:00:00

abstract：:A technique is described that permits the 19F nuclear magnetic resonance (NMR) imaging of the vascular system in animals that have been infused with certain perfluorocarbon blood substitutes. The essence of the technique is the selection for imaging of a narrow group of spectral lines from the fluorocarbon using a com...

journal_title：Journal of computer assisted tomography

authors： Joseph PM,Fishman JE,Mukherji B,Sloviter HA

更新日期：1985-11-01 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：:Diffusion-weighted imaging can be used to distinguish epidermoid tumor from arachnoid cyst in the intracranial compartment. We report the use of diffusion-weighted imaging in a postoperative spine to successfully distinguish a recurrent epidermoid tumor from arachnoid cyst in a noninvasive manner. Our case illustrates...

journal_title：Journal of computer assisted tomography

authors： Tang L,Cianfoni A,Imbesi SG

更新日期：2006-05-01 00:00:00

abstract：:A hepatic specific contrast agent was used in an attempt to detect a biopsy-proven hepatoma. This lesion had been missed by routine computed tomography and was poorly detected with the hepatic specific contrast agent EOE 13. It was also poorly detected by technetium-sulfur colloid hepatic scintigraphy. The true extent...

journal_title：Journal of computer assisted tomography

authors： Witrak BJ,Bernardino ME

更新日期：1983-10-01 00:00:00

abstract：OBJECTIVE:To assess the prognostic value of computed tomography (CT) in hyperacute middle cerebral artery (MCA) infarcts. METHODS:The CT features, total CT score, and National Institutes of Health Stroke Scale (NIHSS) score were correlated with the 30-day mortality in 16 patients with a hyperacute MCA infarct. RESULT...

journal_title：Journal of computer assisted tomography

authors： Lam WW,Leung TW,Chu WC,Yeung DT,Wong LK

更新日期：2004-09-01 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：OBJECTIVE:To evaluate the prevalence of azygos arch valves and assess azygos valve insufficiency at computed tomography angiography (CTA) of the chest or body with high rate contrast material injection. METHODS:Three hundred twenty-one CTAs using high intravenous injection rates (3-5 mL/second) of 300 mgI/mL contrast ...

journal_title：Journal of computer assisted tomography

authors： Steinke K,Moghaddam A

更新日期：2009-09-01 00:00:00

abstract：:We aim to review the imaging appearance of peripheral nerve sheath tumors (PNSTs) of head and neck according to updated fourth edition of World Health Organization classification. Peripheral nerve sheath tumor can be sporadic or associated with neurofibromatosis type 1, neurofibromatosis type 2, and schwannomatosis. S...

journal_title：Journal of computer assisted tomography

authors： Abdel Razek AAK,Gamaleldin OA,Elsebaie NA

更新日期：2020-11-01 00:00:00

abstract：OBJECTIVE:The purpose of this study was to compare white matter maturation as demonstrated with diffusion-weighted MRI and with myelin-sensitive histological staining. MATERIALS AND METHODS:The diffusion-, T1-, and T2-weighted SE MRI at 4.7 T was performed weekly in a total of 16 rat pups, aged from 5 days to 8 weeks,...

journal_title：Journal of computer assisted tomography

authors： Wimberger DM,Roberts TP,Barkovich AJ,Prayer LM,Moseley ME,Kucharczyk J

更新日期：1995-01-01 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：PURPOSE:The purpose of this study was to compare quantitative and qualitative measures of aortic, cardiac, and respiratory motion artifact between high-pitch dual-source (DS) and single-source (SS) computed tomography pulmonary angiography (CTPA) protocols. METHODS:This institutional review board-approved, Health Insu...

journal_title：Journal of computer assisted tomography

authors： Bunch PM,Fulwadhva UP,Wortman JR,Primak AN,Madan R,Steigner ML,Sodickson AD

更新日期：2018-07-01 00:00:00

abstract：:This article reviews the computed tomography imaging features of a variety of gastric tumors containing fatty tissue. Lipoma, angiolipoma, liposarcoma, and teratoma are described. Differential diagnosis includes primary and reactive lipomatosis, carcinoma engulfing the perivisceral fat thus mimicking differentiated li...

journal_title：Journal of computer assisted tomography

authors： Ferrozzi F,Tognini G,Bova D,Pavone P

更新日期：2000-11-01 00:00:00

abstract：OBJECTIVE:To analyze and to describe the shape and contraction of the normal right ventricle (RV) as visualized by magnetic resonance imaging (MRI). METHODS:Thirty normal volunteers were imaged using cine MRI in axial, short-axis, and long-axis planes. The shape and contraction of the RV were qualitatively evaluated. ...

journal_title：Journal of computer assisted tomography

authors： Fritz J,Solaiyappan M,Tandri H,Bomma C,Genc A,Claussen CD,Lima JA,Bluemke DA

更新日期：2005-11-01 00:00:00