Aortoiliac aneurysms: endoluminal repair--clinical evidence for a fully supported stent-graft.

abstract：PURPOSE:To evaluate the feasibility of magnetic resonance (MR) perfusion imaging in the human lung to help detect perfusion defects distal to suspected pulmonary embolism. MATERIALS AND METHODS:Seven patients suspected of having pulmonary embolism first underwent ventilation-perfusion lung scintigraphy followed by MR ...

journal_title：Radiology

authors： Amundsen T,Kvaerness J,Jones RA,Waage A,Bjermer L,Nilsen G,Haraldseth O

更新日期：1997-04-01 00:00:00

abstract：:Over a period of 60 months, percutaneous nonendoscopic gastrostomy for enteral feeding was successfully performed with the Seldinger technique in 250 of 252 consecutive patients. Local anesthetics alone (without intravenous sedatives) were used in 248 patients (98%). The 30-day mortality was 14.2% and included two pro...

journal_title：Radiology

authors： Halkier BK,Ho CS,Yee AC

更新日期：1989-05-01 00:00:00

abstract：:The T1 and T2 relaxation times of primary tumors of the musculoskeletal system were calculated in 54 patients. No correlation was found between the relaxation values and the histopathologic type of the tumors. Lipoma had the same relaxation characteristics as normal fat. Otherwise tumors could be differentiated from n...

journal_title：Radiology

authors： Pettersson H,Slone RM,Spanier S,Gillespy T 3rd,Fitzsimmons JR,Scott KN

更新日期：1988-06-01 00:00:00

abstract：PURPOSE:To determine the diagnostic accuracy of breath-hold, contrast material-enhanced, three-dimensional (3D) magnetic resonance (MR) angiography in the assessment of the aortoiliac inflow tract and renal arteries with conventional catheter angiography as the standard of reference. MATERIALS AND METHODS:In 39 patien...

journal_title：Radiology

authors： Hany TF,Debatin JF,Leung DA,Pfammatter T

更新日期：1997-08-01 00:00:00

abstract：PURPOSE:To assess whether a combination of functional (planar imaging and single photon emission computed tomography [SPECT]) and anatomic (magnetic resonance [MR] imaging) imaging techniques can be used to noninvasively quantify tumor expression of a somatostatin receptor type 2A (SSTR2A) gene chimera in vivo. MATERI...

journal_title：Radiology

authors： Yang D,Han L,Kundra V

更新日期：2005-06-01 00:00:00

abstract：PURPOSE:To investigate the histopathologic anatomy of calcium pyrophosphate dihydrate (CPPD) crystal deposition in and around the atlantoaxial joint and the association between CPPD crystal deposition and subchondral cysts, erosions, and fracture involving the odontoid process of the axis. MATERIALS AND METHODS:One ad...

journal_title：Radiology

authors： Kakitsubata Y,Boutin RD,Theodorou DJ,Kerr RM,Steinbach LS,Chan KK,Pathria MN,Haghighi P,Resnick D

更新日期：2000-07-01 00:00:00

abstract：PURPOSE:To compare anatomic alignment between morphologic and positron emission tomography (PET) images acquired in the abdomen and pelvis by using simultaneous magnetic resonance (MR)/PET, PET/computed tomography (CT), and retrospective MR/PET fusion and to compare alignment between MR and PET in simultaneous and sequ...

journal_title：Radiology

authors： Brendle CB,Schmidt H,Fleischer S,Braeuning UH,Pfannenberg CA,Schwenzer NF

更新日期：2013-07-01 00:00:00

abstract：:Purpose To determine whether there were gender differences in full professorship after accounting for factors known to influence academic advancement. Materials and Methods Institutional review board approval was obtained for this HIPAA-compliant study, with waiver of informed consent. In this cross-sectional study, t...

journal_title：Radiology

authors： Kapoor N,Blumenthal DM,Smith SE,Ip IK,Khorasani R

更新日期：2017-04-01 00:00:00

abstract：PURPOSE:To use Prospective Investigation of Pulmonary Embolism Diagnosis (PIOPED) II data to retrospectively determine sensitivity and specificity of ventilation-perfusion (V/Q) scintigraphic studies categorized as pulmonary embolism (PE) present or PE absent and the proportion of patients for whom these categories app...

journal_title：Radiology

authors： Sostman HD,Stein PD,Gottschalk A,Matta F,Hull R,Goodman L

更新日期：2008-03-01 00:00:00

abstract：:Three cases of dilated abdominal left paraaortic lymphatic duct are described. The diagnosis was established by means of sonography and confirmed with lymphography in all three patients. A sonographically guided puncture of the lymphatic duct was performed in one patient. Dilatation of these lymphatic ducts was possib...

journal_title：Radiology

authors： Verbanck JJ,Vermeulen JT,Rutgeerts LJ,Depuyt FG,Ghillebert GL,Segaert MF,Naesens MH

更新日期：1988-06-01 00:00:00

abstract：:The ingestion of small, flat disc batteries by infants and children may be life threatening if the battery leaks or disintegrates resulting in perforation of the gastrointestinal tract. The fluoroscopic removal of six ingested batteries from the stomach using an orogastric tube and magnet and a Foley catheter is descr...

journal_title：Radiology

authors： Jaffe RB,Corneli HM

更新日期：1984-02-01 00:00:00

abstract：:The radiological features of absence of a pulmonary artery are often characteristic enough to allow a diagnosis based on the plain radiograph. They include a small hemithorax, ipsilateral displacement of the mediastinum, absence of the corresponding pulmonary artery, and reticular parenchymal densities, generally attr...

journal_title：Radiology

authors： Kleinman PK

更新日期：1979-08-01 00:00:00

abstract：UNLABELLED:Ovarian cancer is the most lethal of the gynecologic malignancies. Because ovarian cancer symptoms are subtle and nonspecific, the diagnosis is often delayed until the disease is well advanced. Overall 5-year survival is a rather dismal 50% but can be improved to greater than 90% if the disease is confined t...

journal_title：Radiology

authors： Lutz AM,Willmann JK,Drescher CW,Ray P,Cochran FV,Urban N,Gambhir SS

更新日期：2011-05-01 00:00:00

abstract：:A simple device is described that can reduce personnel exposure from scatter radiation by up to 75%. The device consists of an oblong piece of shielding (0.75-mm lead equivalent) that is taped to the side of the patient during percutaneous renal stone removal and other interventional procedures. Contrary to other shie...

journal_title：Radiology

authors： Young AT,Morin RL,Hunter DW,Nelson KL,Cardella JF,Castaneda-Zuniga WR,Amplatz K

更新日期：1986-06-01 00:00:00

abstract：:Positive-mode xeroradiography is an excellent method of visualizing soft-tissue structures in mammography and other procedures; however, toner deletions over a large area may preclude adequate delineation of the soft tissues near high-density structures such as bone. Use of the negative mode in the development cycle p...

journal_title：Radiology

authors： Osterman FA Jr,Zeman GH,Rao GU,Gayler B,Kirk BG,James AE Jr

更新日期：1977-09-01 00:00:00

abstract：PURPOSE:To use magnetic resonance (MR) imaging to document the appearance of perianal infection in patients with a hematologic malignancy (HM) compared with that in immunocompetent control patients. MATERIALS AND METHODS:After an ethical waiver was obtained, 38 patients with an HM were matched by age and sex to 38 con...

journal_title：Radiology

authors： Plumb AA,Halligan S,Bhatnagar G,Taylor SA

更新日期：2015-07-01 00:00:00

abstract：:Methyl glucamine sodium diatrizoate (Renografin 76) was directly infused into the isolated arteries to the sino-atrial and atrioventricular nodes of anesthetized dogs, causing a dose-related inhibition of sino-atrial nodal automaticity and atrioventricular nodal conductivity; these effects were not attenuated by auton...

journal_title：Radiology

authors： Higgins CB,Feld GK

更新日期：1976-10-01 00:00:00

abstract：:A retrospective review was done of intracranial images obtained within the newborn period in 46 infants who had been treated with extracorporeal membrane oxygenation (ECMO). A neuroimaging score was determined on the basis of the extent and severity of findings on both ultrasound and computed tomographic scans. Presen...

journal_title：Radiology

authors： Taylor GA,Glass P,Fitz CR,Miller MK

更新日期：1987-12-01 00:00:00

abstract：:Ultrasound-guided fallopian tube catheterization was performed in seven women a total of 14 times. The women had normal-appearing fallopian tubes at hysterosalpingography and received sperm via the catheter as a way to overcome their inability to conceive. Techniques similar to those used for fluoroscopically guided f...

journal_title：Radiology

authors： Thurmond AS,Patton PE,Hector DM,Jones MK

更新日期：1991-08-01 00:00:00

abstract：:Treatment of cancer is often confounded by tumor heterogeneity.Variations in perfusion inhibit drug delivery to all parts of the tumor (1). Differences in oxygen tension (Po2)cause variations in response to radiation therapy (2).Understanding this tumor heterogeneity, which is caused by the interplay between the cance...

journal_title：Radiology

authors： Mezrich R

更新日期：2012-05-01 00:00:00

abstract：:Twenty-seven patients presented with painful acute scrotal swelling. After a clinical impression was established, all patients underwent diagnostic imaging with color Doppler ultrasound (US). Seven patients underwent surgical exploration for testicular torsion diagnosed with color Doppler US (100% operative confirmati...

journal_title：Radiology

authors： Lerner RM,Mevorach RA,Hulbert WC,Rabinowitz R

更新日期：1990-08-01 00:00:00

abstract：PURPOSE:To compare magnetic resonance (MR) imaging of the oropharynx in patients with sleep apnea syndrome with fiberoptic nasopharyngoscopy, and oropharyngeal pressure and apnea index values. MATERIALS AND METHODS:After sleep induction, 24 patients with sleep apnea syndrome and nine patients with non-sleep-apnea snor...

journal_title：Radiology

authors： Suto Y,Matsuda E,Inoue Y,Suzuki T,Ohta Y

更新日期：1996-11-01 00:00:00

abstract：PURPOSE:To evaluate the effect of dual-source parallel radiofrequency (RF) transmission with patient-adaptive local RF shimming on image quality, image contrast, and diagnostic confidence at routine clinical cardiac magnetic resonance (MR) imaging with use of a 3.0-T dual-channel transmit whole-body MR system. MATERIA...

journal_title：Radiology

authors： Mueller A,Kouwenhoven M,Naehle CP,Gieseke J,Strach K,Willinek WA,Schild HH,Thomas D

更新日期：2012-04-01 00:00:00

abstract：:Three groups of apparently normal developmental variants in extremities as they appear on radiographs are presented. In contrast to the widely held view that these are of no clinical significance, these ossicles may, in fact, be responsible for symptoms. The first group consists of ossicles which, from the very onset,...

journal_title：Radiology

authors： Lawson JP

更新日期：1985-12-01 00:00:00

abstract：:Gianturco expandable metallic stents were used for treating six patients with inferior vena cava (IVC) obstruction due to compression by large hepatic tumors and three patients with idiopathic obstruction of the hepatic IVC and Budd-Chiari syndrome who showed reocclusion or stenosis 3-21 months after previously perfor...

journal_title：Radiology

authors： Furui S,Sawada S,Irie T,Makita K,Yamauchi T,Kusano S,Ibukuro K,Nakamura H,Takenaka E

更新日期：1990-09-01 00:00:00

abstract：PURPOSE:To compare diffusion tensor magnetic resonance imaging with conventional T2-weighted imaging for evaluation of white matter changes in patients with Krabbe disease. MATERIALS AND METHODS:In eight patients with Krabbe disease and eight age-matched control subjects, anisotropy maps were generated with diffusion ...

journal_title：Radiology

authors： Guo AC,Petrella JR,Kurtzberg J,Provenzale JM

更新日期：2001-03-01 00:00:00

abstract：:Major socioeconomic changes in the practice of medicine in the past 2 decades have had a great impact on diagnostic radiology and have encouraged other physicians and entrepreneurs to enter many areas of this specialty. Major alterations in the practice of diagnostic radiology will be required if the specialty is to s...

journal_title：Radiology

authors： Meaney TF

更新日期：1989-09-01 00:00:00

abstract：:A catheter specifically designed for percutaneous cholecystostomy was inserted into the gallbladders of 17 hospitalized patients who were thought to have acute cholecystitis. Cholecystostomies were performed in all patients without complications, and catheters were inserted in the intensive care unit with use of porta...

journal_title：Radiology

authors： McGahan JP

更新日期：1988-01-01 00:00:00

abstract：:We performed 32 overpressure radionuclide cisternography (ORNC) studies to examine 26 patients who were clinically suspected of having cerebrospinal fluid (CSF) fistula with rhinorrhea. Fifteen (47%) of these cisternography studies were positive, and the site of the leak was identified. No leak could be demonstrated i...

journal_title：Radiology

authors： Curnes JT,Vincent LM,Kowalsky RJ,McCartney WH,Staab EV

更新日期：1985-03-01 00:00:00

abstract：:The computed tomographic appearance of the adrenal gland was studied in 302 patients with possible endocrinologic disease and 107 patients undergoing CT for nonendocrinologic reasons. Measurements of adrenal size were also made in 100 adults with no known adrenal pathology. CT proved to be a sensitive diagnostic tool ...

journal_title：Radiology

authors： Huebener KH,Treugut H

更新日期：1984-01-01 00:00:00