Second-trimester polyhydramnios: evaluation with US.

abstract：:The inflammatory effects of fallopian tube catheterization and selective injection of seven contrast agents (ethiodized oil, diatrizoate meglumine 52%, diatrizoate meglumine 66%, iothalamate meglumine 60%, iopamidol, ioxitol, and ioxaglate) were evaluated in 88 rabbits. The contrast agent used was randomly selected an...

journal_title：Radiology

authors： Thurmond AS,Hedgpeth PL,Scanlan RM

更新日期：1991-07-01 00:00:00

abstract：:Percutaneous transluminal angioplasty (PTA) was eventually successful in a patient with renal artery stenosis due to neurofibromatosis. Although the immediate postangioplasty appearance showed little improvement, the residual stenosis has completely resolved at 5 months. Delayed response to PTA has been previously doc...

journal_title：Radiology

authors： Gardiner GA Jr,Freedman AM,Shlansky-Goldberg R

更新日期：1988-10-01 00:00:00

abstract：:The records of 22 patients in whom wall thickening of the renal collecting system was seen at ultrasound (US) were retrospectively reviewed. Wall thickening was found in 15 patients with renal transplants and seven with native kidneys. Severe thickening occurred with transplant rejection, but thickening also occurred ...

journal_title：Radiology

authors： Nicolet V,Carignan L,Dubuc G,Hébert G,Bourdon F,Paquin F

更新日期：1988-08-01 00:00:00

abstract：PURPOSE:To compare prospectively obtained static two-dimensional (2D) and three-dimensional (3D) ultrasonographic (US) images in the diagnostic performance of radiologists with respect to the differentiation of benign from malignant solid breast masses with histopathologic examination as the reference standard. MATERI...

journal_title：Radiology

authors： Cho N,Moon WK,Cha JH,Kim SM,Han BK,Kim EK,Kim MH,Chung SY,Choi HY,Im JG

更新日期：2006-07-01 00:00:00

abstract：PURPOSE:To determine the effects of calculus size, composition, and technique (kilovolt and milliampere settings) on the conspicuity of renal calculi at unenhanced helical computed tomography (CT). MATERIALS AND METHODS:The authors performed unenhanced CT of a phantom containing 188 renal calculi of varying size and c...

journal_title：Radiology

authors： Tublin ME,Murphy ME,Delong DM,Tessler FN,Kliewer MA

更新日期：2002-10-01 00:00:00

abstract：:In an effort to minimize distortion and artifacts on magnetic resonance images obtained with electrocardiographic (ECG) gating, the authors tested the use of ECG electrodes and leads made of carbon fiber. These materials caused no image degradation and, because the leads were reinforced with plastic, were less vulnera...

journal_title：Radiology

authors： van Genderingen HR,Sprenger M,de Ridder JW,van Rossum AC

更新日期：1989-06-01 00:00:00

abstract：:In a 27-year-old man with claudication, computed tomography (CT) demonstrated a popliteal cyst and an adventitial cyst of the popliteal artery. Adventitial cystic disease was unexpected because the patient had a diminished pedal pulse on plantar flexion of the foot, a physical finding suggesting popliteal artery entra...

journal_title：Radiology

authors： Jasinski RW,Masselink BA,Partridge RW,Deckinga BG,Bradford PF

更新日期：1987-04-01 00:00:00

abstract：:Twelve cases of fibrous ureteral polyps are presented, illustrating their characteristic radiographic appearances. Two types--a long pedunculated mobile variety having a smooth surface, and a relatively shorter lesion covered with thin, finger-like projections--may be identified. Demonstration of the typical findings ...

journal_title：Radiology

authors： Banner MP,Pollack HM

更新日期：1979-01-01 00:00:00

abstract：:The diagnosis of pulmonary sequestration has traditionally relied on angiographic demonstration of a systemic artery to the sequestered lung tissue. Rarely, extralobar sequestration can be associated with tension hydrothorax, which in the past has invariably led to fetal hydrops and death. The authors report the cases...

journal_title：Radiology

authors： Hernanz-Schulman M,Stein SM,Neblett WW,Atkinson JB,Kirchner SG,Heller RM,Merrill WH,Fleischer AC

更新日期：1991-09-01 00:00:00

abstract：:Studies have been carried out using neutral and alkaline sucrose density gradients to investigate the effect of 41 degree-43 degree C on the ability of Chinese hamster ovary cells to repair single (SSB) and double stranded DNA breaks (DSB) caused by exposure to ionizing radiation. The authors found that when hyperther...

journal_title：Radiology

authors： Corry PM,Robinson S,Getz S

更新日期：1977-05-01 00:00:00

abstract：PURPOSE:To compare quantified measurements with color Doppler ultrasonography (US) with those obtained with conventional duplex US in the differential diagnosis of suspect lesions in the breast. MATERIALS AND METHODS:A computer-assisted protocol was used to calculate the color pixel density (CPD) and the mean color va...

journal_title：Radiology

authors： Huber S,Delorme S,Knopp MV,Junkermann H,Zuna I,von Fournier D,van Kaick G

更新日期：1994-09-01 00:00:00

abstract：:Purpose To assess the utility of established functional markers versus two additional functional markers derived from standard cardiovascular magnetic resonance (MR) images for their incremental diagnostic and prognostic information in patients with nonischemic dilated cardiomyopathy (NIDCM). Materials and Methods App...

journal_title：Radiology

authors： Arenja N,Riffel JH,Fritz T,André F,Aus dem Siepen F,Mueller-Hennessen M,Giannitsis E,Katus HA,Friedrich MG,Buss SJ

更新日期：2017-06-01 00:00:00

abstract：:Blunt trauma to the abdomen is the main cause of pancreatic injury in childhood. One of the most common causes of injury is child abuse. Pancreatitis, pancreatic pseudocyst, and loculated peripancreatic effusion are sequellae of this trauma. The diagnosis of these lesions is aided by ultrasound. Pancreatic injury in c...

journal_title：Radiology

authors： Slovis TL,VonBerg VJ,Mikelic V

更新日期：1980-04-01 00:00:00

abstract：:Tissue culture techniques were used to study the effect of hyperthermia on several cell types, including normal liver and hepatoma cells, as well as cell lines that have been established in culture for many years. Short exposures (less than 30 min.) at 45 degrees C readily kill a large proportion of cells. The respons...

journal_title：Radiology

authors： Harisiadis L,Hall EJ,Kraljevic U,Borek C

更新日期：1975-11-01 00:00:00

abstract：:In a comparison of conventional and magnetic resonance (MR) angiography of the lower extremities, MR imaging was performed with extremity and body coils and a unilateral six-coil telescopic phased-array coil. In one of seven volunteers, average signal-to-noise ratio was 140% higher with the latter (p < .01), only thre...

journal_title：Radiology

authors： Kojima KY,Szumowski J,Sheley RC,Quinn SF

更新日期：1995-09-01 00:00:00

abstract：PURPOSE:To characterize the magnetic resonance (MR) imaging response of brain metastases after gamma knife stereotactic radiosurgery and determine whether imaging features and tumor response rates correlate with local tumor control and survival. MATERIALS AND METHODS:Serial MR examinations were performed in 48 patient...

journal_title：Radiology

authors： Peterson AM,Meltzer CC,Evanson EJ,Flickinger JC,Kondziolka D

更新日期：1999-06-01 00:00:00

abstract：:A retrospective review of the CT and ultrasound scans from examinations of 30 patients who had hepatocellular carcinoma (hepatoma) was undertaken with special emphasis placed on evaluation of hepatic distribution of tumor, vascular invasion, and extrahepatic spread. Although both CT and ultrasound detected hepatoma in...

journal_title：Radiology

authors： LaBerge JM,Laing FC,Federle MP,Jeffrey RB Jr,Lim RC Jr

更新日期：1984-08-01 00:00:00

abstract：:Purpose To evaluate an objective computed tomographic (CT) criterion for distinguishing between part-solid (PS) and nonsolid (NS) lung nodules. Materials and Methods This study received institutional review board approval, and patients gave informed consent. Preoperative CT studies in all patients who underwent surger...

journal_title：Radiology

authors： Revel MP,Mannes I,Benzakoun J,Guinet C,Léger T,Grenier P,Lupo A,Fournel L,Chassagnon G,Bommart S

更新日期：2018-01-01 00:00:00

abstract：PURPOSE:To evaluate fluorine 18 ((18)F) dihydroxyphenylalanine (DOPA) whole-body positron emission tomography (PET) as a biochemical imaging approach for detection of pheochromocytomas. MATERIALS AND METHODS:(18)F DOPA PET and magnetic resonance (MR) imaging were performed in 14 consecutive patients suspected of havin...

journal_title：Radiology

authors： Hoegerle S,Nitzsche E,Altehoefer C,Ghanem N,Manz T,Brink I,Reincke M,Moser E,Neumann HP

更新日期：2002-02-01 00:00:00

abstract：:Seventeen bilateral upper extremity lymphangiograms were obtained in patients with lymphoma referred for radiation therapy. The projection of the opacified axillary nodes is analyzed when using the mantle technique in various positions. The position of the lymph nodes varies considerably in the supine and prone positi...

journal_title：Radiology

authors： Weisenburger TH,Juillard GJ

更新日期：1977-01-01 00:00:00

abstract：:The authors report the first clinical experience in the United States with the highly water soluble, nonionic dimer (6:1 ratio) contrast medium iodixanol (5,5'-[(2-hydroxyl-1,3-propanediyl)bis(acetylimino)]bis[N,N' - bis(2,3dihydroxypropyl)-2,4,6-triodo1,3-benzenedicarbooxa mide]). Iodixanol has an osmolality less tha...

journal_title：Radiology

authors： Gavant ML,Siegle RL

更新日期：1992-05-01 00:00:00

abstract：PURPOSE:To describe magnetic resonance (MR) imaging features in patients with proved pilonidal sinus disease and to compare these features with those in a matched group of patients with proved fistula in ano to determine the accuracy with which MR imaging can be used to distinguish between the two diseases. MATERIALS ...

journal_title：Radiology

authors： Taylor SA,Halligan S,Bartram CI

更新日期：2003-03-01 00:00:00

abstract：:To assess the potential of in vivo magnetic resonance (MR) spectroscopy for breast cancer, hydrogen-1 and phosphorus-31 MR spectra of five malignant human breast tumors were compared with those of unaffected breast tissue. The water-to-fat ratio was high in the tumors (average, 2.2) but low in the unaffected tissue (a...

journal_title：Radiology

authors： Sijens PE,Wijrdeman HK,Moerland MA,Bakker CJ,Vermeulen JW,Luyten PR

更新日期：1988-12-01 00:00:00

abstract：PURPOSE:To determine the transvaginal hysterosonographic appearances of benign and malignant endometrial disease. MATERIALS AND METHODS:From April 11, 1994, through August 1, 1996, a total of 88 women (age range, 25-81 years) underwent transvaginal hysterosonography and histopathologic evaluation of the endometrium af...

journal_title：Radiology

authors： Dubinsky TJ,Stroehlein K,Abu-Ghazzeh Y,Parvey HR,Maklad N

更新日期：1999-02-01 00:00:00

abstract：:Photochromic lenses which undergo a change in density with varying intensities of sunlight have been incorporated into routine eyeglasses. Laboratory tests have shown that glasses of this type do not decrease the visual acuity of the radiologist. ...

journal_title：Radiology

authors： Balter S,Janower ML

更新日期：1975-08-01 00:00:00

abstract：PURPOSE:To prospectively assess which phase of a triple-phase dynamic contrast material-enhanced multi-detector row computed tomography (CT) protocol is optimal for visualization of esophageal cancer. MATERIALS AND METHODS:The study was supported by the local ethical committee; all patients gave written informed conse...

journal_title：Radiology

authors： Umeoka S,Koyama T,Togashi K,Saga T,Watanabe G,Shimada Y,Imamura M

更新日期：2006-06-01 00:00:00

abstract：:Renal allografts are subject to many vascular complications. Over a 2-year period, 334 duplex Doppler ultrasonographic (US) examinations were performed in 88 renal allograft recipients. Vascular occlusion on the basis of severe vascular rejection was documented in ten patients (11.4%) for a sensitivity and specificity...

journal_title：Radiology

authors： Taylor KJ,Morse SS,Rigsby CM,Bia M,Schiff M

更新日期：1987-01-01 00:00:00

abstract：:Computed tomographic (CT) scans and magnetic resonance (MR) images obtained in 24 patients with cervical lymphadenopathy were retrospectively and blindly evaluated by two readers for the presence of central nodal necrosis (CNN) and extracapsular nodal spread (ENS). The CT studies were all enhanced, and the MR images w...

journal_title：Radiology

authors： Yousem DM,Som PM,Hackney DB,Schwaibold F,Hendrix RA

更新日期：1992-03-01 00:00:00

abstract：:Computed tomography (CT) resulted in a diagnostic accuracy of 89.2% and 96.1% for medial and lateral meniscal lesions, respectively, in 109 patients who underwent surgery after a direct CT study of the knee joint for a clinically suspected meniscal lesion. The meniscal lesions were the only pathologic condition found ...

journal_title：Radiology

authors： Passariello R,Trecco F,de Paulis F,Masciocchi C,Bonanni G,Zobel BB

更新日期：1985-10-01 00:00:00

abstract：:A linear-array, silicon pixel detector, capable of counting single photons, was applied to mammography by using a synchrotron radiation beam. Images were obtained of both a mammographic phantom and a breast-tissue sample. The phantom image was acquired with a mean glandular dose of 0.32 mGy. This detector combined wit...

journal_title：Radiology

authors： Arfelli F,Bonvicini V,Bravin A,Cantatore G,Castelli E,Dalla Palma L,Di Michiel M,Longo R,Olivo A,Pani S,Pontoni D,Poropat P,Prest M,Rashevsky A,Tromba G,Vacchi A

更新日期：1998-09-01 00:00:00