Germ cell tumor: differentiation of viable tumor, mature teratoma, and necrotic tissue with FDG PET and kinetic modeling.

abstract：:The association between histo-compatibility antigens and disease is reviewed, in particular that between HLA-B27 and spondylitic disorders, i.e., ankylosing spondylitis, Reiter's arthritis, psoriatic arthritis, and ankylosing hyperostosis. We determined whether the presence of HLA-B27 predicted specific radiographic f...

journal_title：Radiology

authors： Schumacher TM,Genant HK,Kellet MJ,Mall JC,Fye KH

更新日期：1978-02-01 00:00:00

abstract：PURPOSE:To compare the image quality and degree of vessel narrowing at flow-sensitive dephasing (FSD) magnetic resonance (MR) angiography of the hands with those at contrast material-enhanced MR angiography of the hands in patients with systemic sclerosis. MATERIALS AND METHODS:In a single-center study with institutio...

journal_title：Radiology

authors： Sheehan JJ,Fan Z,Davarpanah AH,Hodnett PA,Varga J,Carr JC,Li D

更新日期：2011-04-01 00:00:00

abstract：PURPOSE:To evaluate endorectal coil magnetic resonance (MR) imaging in the depiction of local recurrence after radical prostatectomy. MATERIALS AND METHODS:Endorectal MR images were reviewed retrospectively in 82 patients who underwent prostatectomy. The interval between prostatectomy and MR imaging ranged between 0.5...

journal_title：Radiology

authors： Sella T,Schwartz LH,Swindle PW,Onyebuchi CN,Scardino PT,Scher HI,Hricak H

更新日期：2004-05-01 00:00:00

abstract：:Two patients with pneumothorax had ventilation-perfusion studies to rule out the possibility of pulmonary embolism; the presence of air in the pleural space was not known to the authors when the study was analyzed. A typical ventilatory pattern characterized by small volume difference at total lung capacity followed b...

journal_title：Radiology

authors： Dhekne RD,Burdine JA

更新日期：1978-10-01 00:00:00

abstract：PURPOSE:To assess pregnancy outcome in patients with amniotic sheets and to determine whether outcome is affected by placental implantation on the amniotic sheet. MATERIALS AND METHODS:Sonograms obtained during the 2nd and 3rd trimesters were reviewed in 157 patients with amniotic sheets to confirm the presence of an ...

journal_title：Radiology

authors： Korbin CD,Benson CB,Doubilet PM

更新日期：1998-03-01 00:00:00

abstract：:The normal anatomy of the larynx and base of the tongue as seen on nuclear magnetic resonance (NMR) images was studied. Scans of normal volunteers were obtained using a 3.5 kilogauss (0.35 T) superconductive magnet and a 3.0 kilogauss (0.3 T) permanent magnet. The NMR images were compared with images obtained by CT an...

journal_title：Radiology

authors： Lufkin RB,Larsson SG,Hanafee WN

更新日期：1983-07-01 00:00:00

abstract：:To determine the optimal coil and patient position for magnetic resonance imaging of patients with silicone breast implants, images obtained with body, circular surface, flexible, single shoulder, and dual shoulder coils in various numbers of patients were compared with regard to signal-to-noise ratio (S/N), decay of ...

journal_title：Radiology

authors： Sinha S,Gorczyca DP,DeBruhl ND,Shellock FG,Gausche VR,Bassett LW

更新日期：1993-04-01 00:00:00

abstract：PURPOSE:To evaluate the safety and efficacy of gadoxetic acid disodium-enhanced magnetic resonance (MR) imaging for the detection of focal liver lesions, with results of histopathologic examination and/or intraoperative ultrasonography used as a standard of reference. MATERIALS AND METHODS:One hundred sixty-nine patie...

journal_title：Radiology

authors： Huppertz A,Balzer T,Blakeborough A,Breuer J,Giovagnoni A,Heinz-Peer G,Laniado M,Manfredi RM,Mathieu DG,Mueller D,Reimer P,Robinson PJ,Strotzer M,Taupitz M,Vogl TJ,European EOB Study Group.

更新日期：2004-01-01 00:00:00

abstract：:Two patients with cystic fibrosis and pancreatic cystosis are described who had complete replacement of the pancreas by multiple macroscopic cysts. The possible causes and clinical significance of this condition are discussed. ...

journal_title：Radiology

authors： Hernanz-Schulman M,Teele RL,Perez-Atayde A,Zollars L,Levine J,Black P,Kuligowska E

更新日期：1986-03-01 00:00:00

abstract：:The authors evaluated the relative importance of the following scanning parameters at computed tomographic bronchoscopy in an anesthetized adult sheep's thorax: section thickness (2, 4, 8 mm), pitch (1.0, 1.5, 2.0), milliampere setting (100, 175, 250 mA), and overlap of reconstructed sections (0%, 25%, 50%, 75%). Five...

journal_title：Radiology

authors： Hopper KD,Iyriboz TA,Mahraj RP,Wise SW,Kasales CJ,TenHave TR,Wilson RP,Weaver JS

更新日期：1998-12-01 00:00:00

abstract：PURPOSE:To evaluate aortoiliac aneurysms repaired with endovascular stent-grafts complicated by hemodynamically significant graft stenosis. MATERIALS AND METHODS:Fifty-four patients (52 men, two women; age range, 41-90 years; mean age, 75 years) with aneurysms of the infrarenal aorta (n = 36) or iliac artery (n = 18) ...

journal_title：Radiology

authors： Silberzweig JE,Marin ML,Hollier LH,Mitty HA,Parsons RE,Cooper JM,Ahn J

更新日期：1998-10-01 00:00:00

abstract：:Knowledge of the timing and course of neonatal intracranial hemorrhage is essential in determining the etiology of hemorrhage, since the key to preventing neurologic damage in newborns is to define preventable causes and to treat the complications of hemorrhage. In an intensive study of 49 neonates delivered less than...

journal_title：Radiology

authors： Rumack CM,Manco-Johnson ML,Manco-Johnson MJ,Koops BL,Hathaway WE,Appareti K

更新日期：1985-01-01 00:00:00

abstract：PURPOSE:To assess the value of vertebral body endplate signal intensity (Modic) changes on magnetic resonance (MR) images in predicting a painful disk, with provocative diskography as the reference standard. MATERIALS AND METHODS:Lumbar spine diskograms and prediskogram MR images of 736 patients (2457 disks) were retr...

journal_title：Radiology

authors： Thompson KJ,Dagher AP,Eckel TS,Clark M,Reinig JW

更新日期：2009-03-01 00:00:00

abstract：:Digital subtraction laryngography was used to evaluate laryngeal function in 8 patients: 4 with normal larynxes and 4 with laryngeal disease. Subtracted digital images provided a dynamic display of the extent and symmetry of vocal cord excursions and pyriform sinus inflation, and the vocal cord resting position was al...

journal_title：Radiology

authors： Brown BM,Enzmann DR,Hopp ML,Castellino RA

更新日期：1983-06-01 00:00:00

abstract：:Arthropathy is part of the protean manifestations of Behçet disease. Imaging findings reported thus far have been based on those of conventional radiography. Magnetic resonance imaging in two cases of Behçet disease with arthropathy demonstrated synovial thickening and effusion, as well as myositis manifested by high ...

journal_title：Radiology

authors： Choi JA,Kim JE,Koh SH,Chung HW,Kang HS

更新日期：2003-02-01 00:00:00

abstract：PURPOSE:To retrospectively determine the frequency and severity of various abnormal laboratory test values following percutaneous cryoablation of liver tumors and to estimate the correlation between laboratory test values and tumor and ablation volumes. MATERIALS AND METHODS:This HIPAA-compliant study had institutiona...

journal_title：Radiology

authors： Nair RT,Silverman SG,Tuncali K,Obuchowski NA,vanSonnenberg E,Shankar S

更新日期：2008-07-01 00:00:00

abstract：:Severe peripheral vasoconstriction of the legs due to hypersensitivity to small doses of ergotamine tartrate developed in a patient with migraine headaches. The vasospasm was successfully treated with continuous intra-arterial and intravenous infusion of sodium nitroprusside. The contribution of angiography in the dia...

journal_title：Radiology

authors： O'Dell CW,Davis GB,Johnson AD,Safdi MA,Brant-Zawadzki M,Bookstein JJ

更新日期：1977-07-01 00:00:00

abstract：:Background Results of recent phantom studies show that variation in CT acquisition parameters and reconstruction techniques may make radiomic features largely nonreproduceable and of limited use for prognostic clinical studies. Purpose To investigate the effect of CT radiation dose and reconstruction settings on the r...

journal_title：Radiology

authors： Meyer M,Ronald J,Vernuccio F,Nelson RC,Ramirez-Giraldo JC,Solomon J,Patel BN,Samei E,Marin D

更新日期：2019-12-01 00:00:00

abstract：PURPOSE:To determine the value of parenchymal findings at contrast material-enhanced spiral computed tomography (CT) in patients suspected to have pulmonary embolism (PE). MATERIALS AND METHODS:Eighty-eight patients suspected to have PE underwent contrast-enhanced spiral CT and ventilation-perfusion scintigraphy. Conc...

journal_title：Radiology

authors： Coche EE,Müller NL,Kim KI,Wiggs BR,Mayo JR

更新日期：1998-06-01 00:00:00

abstract：:We believe that a substantial experience demonstrating the effectiveness and safety of infrapopliteal artery PTA has been accumulated. It is clear that the results of tibial PTA and femoropopliteal PTA are closely associated for most patients undergoing limb salvage procedures. Anatomic selection is most important; pa...

journal_title：Radiology

authors： Bakal CW,Cynamon J,Sprayregen S

更新日期：1996-07-01 00:00:00

abstract：:The authors describe a method of enhancing the ease of lumbar puncture in the morbidly obese patient. In their experience, the coaxial needle technique shortens fluoroscopic and total procedure times when obtaining cerebrospinal fluid for laboratory analysis or when performing myelography. ...

journal_title：Radiology

authors： Johnson JC,Deeb ZL

更新日期：1991-06-01 00:00:00

abstract：PURPOSE:To assess the value of magnetic resonance (MR) imaging in the diagnosis of pelvic inflammatory disease (PID) and to compare MR imaging with transvaginal ultrasonography (US) and laparoscopy. MATERIALS AND METHODS:Thirty consecutive patients hospitalized because they were clinically suspected of having PID unde...

journal_title：Radiology

authors： Tukeva TA,Aronen HJ,Karjalainen PT,Molander P,Paavonen T,Paavonen J

更新日期：1999-01-01 00:00:00

abstract：PURPOSE:To determine whether fetal growth measured at serial ultrasonographic (US) examinations can predict neonatal morbidity, independent of whether gestational age is known. MATERIALS AND METHODS:Women (n = 321) who had singleton pregnancies and underwent two or more second- or third-trimester obstetric US examinat...

journal_title：Radiology

authors： Smith-Bindman R,Chu PW,Ecker JL,Feldstein VA,Filly RA,Bacchetti P

更新日期：2002-04-01 00:00:00

abstract：:Background Modern high-spatial-resolution radiologic methods enable increasingly detailed volumetric postmortem investigations of human neuroanatomy for diagnostic, research, and educational purposes. Purpose To evaluate the viability of postmortem x-ray phase-contrast micro-CT to provide tissue-conserving, high-spati...

journal_title：Radiology

authors： Barbone GE,Bravin A,Mittone A,Grosu S,Ricke J,Cavaletti G,Djonov V,Coan P

更新日期：2021-01-01 00:00:00

abstract：:Purpose To identify wall enhancement patterns on vessel wall MRI that discriminate between stable and unstable unruptured intracranial aneurysm (UIA). Materials and Methods Patients were included from November 2012 through January 2016. Vessel wall MR images were acquired at 3 T in patients with stable (incidental and...

journal_title：Radiology

authors： Edjlali M,Guédon A,Ben Hassen W,Boulouis G,Benzakoun J,Rodriguez-Régent C,Trystram D,Nataf F,Meder JF,Turski P,Oppenheim C,Naggara O

更新日期：2018-10-01 00:00:00

abstract：:Ankle trauma commonly results in significant injury. Knowledge of the anatomy of the normally nonopaque major supportive ligaments, and their relationships to the osseous structures seen on standard roentgenograms, facilitates interpretation of both plain films and ankle arthrograms. A group of normal, non-preserved a...

journal_title：Radiology

authors： Kaye JJ,Bohne WH

更新日期：1977-12-01 00:00:00

abstract：PURPOSE:To determine the nature and relative frequency of operator-dependent data analysis errors in dual x-ray absorptiometry. MATERIALS AND METHODS:Over 40 months, 2,528 dual x-ray absorptiometric examinations of the forearm, femoral neck, and lumbar spine were performed by 11 technologists by using standard techniq...

journal_title：Radiology

authors： Staron RB,Greenspan R,Miller TT,Bilezikian JP,Shane E,Haramati N

更新日期：1999-05-01 00:00:00

abstract：:A system utilizing a multi-image capacity video disc recorder rather than a photographic camera for the initial recording of ultrasound images id described, as well as the resulting benefits. ...

journal_title：Radiology

authors： Skolnick ML

更新日期：1979-11-01 00:00:00

abstract：PURPOSE:To compare the antiquated x-ray system of Hoffmans and van Kleef (circa 1896) with modern x-ray equipment in terms of radiation dose, x-ray beam properties, image quality, and electrical parameters. MATERIALS AND METHODS:The antiquated x-ray system consisted of a Ruhmkorff inductor, battery, and Crookes tube. ...

journal_title：Radiology

authors： Kemerink M,Dierichs TJ,Dierichs J,Huynen HJ,Wildberger JE,van Engelshoven JM,Kemerink GJ

更新日期：2011-05-01 00:00:00

abstract：:A prospective study was performed with 25 patients with ectopic pregnancies (EPs) who underwent treatment with transvaginal administration of methotrexate. Nineteen patients (76%) had positive responses to this treatment, and six (24%) had to undergo surgery: five because of increasing abdominal pain and one because o...

journal_title：Radiology

authors： Atri M,Bret PM,Tulandi T,Senterman MK

更新日期：1992-12-01 00:00:00