Adrenal cortex dysfunction: CT findings.

abstract：PURPOSE:To quantify cephalocaudal gradient of lung inflation in acute lung injury in a dog model in prone versus supine position. MATERIALS AND METHODS:Experiments were performed in accordance with Guide for the Care and Use of Laboratory Animals, as approved by National Research Council (National Institutes of Health...

journal_title：Radiology

authors： Lee HJ,Im JG,Goo JM,Kim YI,Lee MW,Ryu HG,Bahk JH,Yoo CG

更新日期：2005-01-01 00:00:00

abstract：:In tumor radiobiology, the hypoxic cell has become especially important because of recent evidence of acute hypoxic regions within experimental tumors. The impact of hyperthermia on the development of acute hypoxia is discussed. Two experiments for studying hyperthermia and hypoxia in tumors are presented. Knowledge o...

journal_title：Radiology

authors： Dewhirst MW,Ozimek EJ,Gross J,Cetas TC

更新日期：1980-12-01 00:00:00

abstract：:Computer-controlled graphic displays are a necessity in many nuclear medicine studies. The authors propose using a set-up consisting of three modules: (a) a display system based on television technology; (b) an instrument interface employing list mode and having a low information loss rate; and (c) flexible modular so...

journal_title：Radiology

authors： Noz ME,Schimpf JH,Maguire GQ Jr

更新日期：1977-09-01 00:00:00

abstract：:New or enlarging solitary pulmonary opacities in 502 patients were evaluated with a plain tomographic procedure. Repeat chest radiographs in 64 patients and tomograms in 115 patients showed that the opacities were not nodules but were due to pneumonitis, rib lesions, thickened pleura, or another benign finding. Tomogr...

journal_title：Radiology

authors： Huston J 3rd,Muhm JR

更新日期：1987-05-01 00:00:00

abstract：PURPOSE:To prospectively compare the accuracy of imaging with technetium-99m-labeled Fab' fragment of the anti-carcinoembryonic antigen antibody (CEA) IMMU-4 with that of computed tomography (CT) for the detection of pelvic recurrence of colorectal carcinoma. MATERIALS AND METHODS:In 61 patients, blinded interpretatio...

journal_title：Radiology

authors： Stomper PC,D'Souza DJ,Bakshi SP,Rodriguez-Bigas M,Burke PA,Petrelli NJ

更新日期：1995-12-01 00:00:00

abstract：PURPOSE:To develop an ultrasound (US) extended-field-of-view scanning technique that combines the convenience of a real-time scanner with the spatial advantages of a static B-mode scanner and provides a panoramic image in real time without position sensors or cumbersome articulated arms. MATERIALS AND METHODS:An image...

journal_title：Radiology

authors： Weng L,Tirumalai AP,Lowery CM,Nock LF,Gustafson DE,Von Behren PL,Kim JH

更新日期：1997-06-01 00:00:00

abstract：:An ex vivo magnetic resonance (MR) colonographic system with a bovine colon with polyps of predetermined dimensions was developed for evaluation and optimization of different combinations of imaging sequences and intraluminal contrast agents. Findings were then applied during in vivo testing in human subjects. The res...

journal_title：Radiology

authors： Martin DR,Yang M,Thomasson D,Acheson C

更新日期：2002-11-01 00:00:00

abstract：:Results of transrectal ultrasound (TRUS) of the prostate and pathologic examination of specimens obtained at transurethral resection of the prostate (TURP) were compared in 29 patients with clinical stage A adenocarcinoma. Ten specimens contained no residual tumors larger than 5 mm in diameter; in the remaining 19 gla...

journal_title：Radiology

authors： Sheth S,Hamper UM,Walsh PC,Holtz PM,Epstein JI

更新日期：1991-04-01 00:00:00

abstract：:Computed tomographic (CT) colonography is a new-generation technique for detecting colorectal neoplasms by using volumetric CT data combined with specialized imaging software. Patient examinations require full colonic preparation, insufflation, and data acquisition with the patient in the supine and prone positions. C...

journal_title：Radiology

authors： Johnson CD,Dachman AH

更新日期：2000-08-01 00:00:00

abstract：PURPOSE:To characterize triangular fibrocartilage (TFC) defects in symptomatic and contralateral asymptomatic wrists. MATERIALS AND METHODS:Communicating and noncommunicating defects of the TFC were depicted on bilateral wrist arthrograms in 56 patients with unilateral wrist pain and without associated lesions of the ...

journal_title：Radiology

authors： Zanetti M,Linkous MD,Gilula LA,Hodler J

更新日期：2000-09-01 00:00:00

abstract：:Seventeen children with acute renal failure due to the hemolytic-uremic syndrome were examined with duplex Doppler ultrasound. Serial measurements of intrarenal arterial pulsatility were obtained by means of the Pourcelot index. These were compared with daily urine volume, both during the phase of renal failure (durin...

journal_title：Radiology

authors： Patriquin HB,O'Regan S,Robitaille P,Paltiel H

更新日期：1989-09-01 00:00:00

abstract：PURPOSE:To establish a protocol for credentialed pediatric radiology nurses, with radiologist supervision, to administer ketamine to induce sedation and analgesia during interventional radiologic procedures. MATERIALS AND METHODS:This study was conducted in two phases. The goal of the first phase was to develop a seda...

journal_title：Radiology

authors： Mason KP,Michna E,DiNardo JA,Zurakowski D,Karian VE,Connor L,Burrows PE

更新日期：2002-11-01 00:00:00

abstract：:Transrectal sonography of the normal prostate demonstrates a gland that has low-level homogeneous echoes. Benign and malignant prostatic disease causes disruption of this normal texture. A prospective study was performed to determine the ability of ultrasound to detect focal defects accurately. The specific histologic...

journal_title：Radiology

authors： Rifkin MD,Kurtz AB,Choi HY,Goldberg BB

更新日期：1983-10-01 00:00:00

abstract：:Spherical harmonics (SH) were used to approximate the volume and three-dimensional geometry of multiple sclerosis (MS) lesions in deceased patients. The institutional ethical committee does not require its approval for studies involving pathologic specimens. Pathologic findings were used as the reference standard. In ...

journal_title：Radiology

authors： Goldberg-Zimring D,Shalmon B,Zou KH,Azhari H,Nass D,Achiron A

更新日期：2005-06-01 00:00:00

abstract：:Purpose To validate accuracy of diagnosis of developmental dysplasia of the hip (DDH) from geometric properties of acetabular shape extracted from three-dimensional (3D) ultrasonography (US). Materials and Methods In this retrospective multi-institutional study, 3D US was added to conventional two-dimensional (2D) US ...

journal_title：Radiology

authors： Zonoobi D,Hareendranathan A,Mostofi E,Mabee M,Pasha S,Cobzas D,Rao P,Dulai SK,Kapur J,Jaremko JL

更新日期：2018-06-01 00:00:00

abstract：:The authors report a patient with angina pectoris in whom selective left coronary angiography demonstrated that the pulmonary artery branch to an apical lung segment was supplied by a bronchial collateral vessel which arose from the left circumflex artery. The anatomic and physiological developmental mechanisms, and t...

journal_title：Radiology

authors： Spindola-Franco H,Weisel A,Delman AJ

更新日期：1978-01-01 00:00:00

abstract：:Real-time ultrasonography was useful in differentiating tumor from syringohydromyelia as the cause of cervical cord widening in four patients. Those with syringohydromyelia had a smooth, regular, cystic space located symmetrically in the spinal cord. Tumor appeared as an echogenic, hypoechoic, or cystic expansile lesi...

journal_title：Radiology

authors： Hutchins WW,Vogelzang RL,Neiman HL,Fuld IL,Kowal LE

更新日期：1984-04-01 00:00:00

abstract：:Thirty-two patients with a known primary malignancy and a symptomatic malignant pleural effusion underwent small-bore-catheter thoracostomy and talc pleurodesis. Twenty-three patients (72%) had a complete response; four (12%), a partial response; and five (16%), no response. Symptoms in all those who responded were cl...

journal_title：Radiology

authors： Marom EM,Patz EF Jr,Erasmus JJ,McAdams HP,Goodman PC,Herndon JE

更新日期：1999-01-01 00:00:00

abstract：PURPOSE:To investigate the effect of different iodine concentrations of contrast material on aortic and hepatic enhancement and the detectability of hypervascular hepatocellular carcinoma (HCC) with multi-detector row computed tomography (CT) and a uniphasic contrast material injection technique. MATERIALS AND METHODS...

journal_title：Radiology

authors： Awai K,Takada K,Onishi H,Hori S

更新日期：2002-09-01 00:00:00

abstract：:Although magnetic resonance (MR) imaging has been used to evaluate many musculoskeletal lesions, the MR appearance of pigmented villonodular synovitis (PVNS) has not been described in detail. The authors describe two cases of PVNS in the knee imaged with both computed tomography and MR. In both cases parts of each les...

journal_title：Radiology

authors： Kottal RA,Vogler JB 3rd,Matamoros A,Alexander AH,Cookson JL

更新日期：1987-05-01 00:00:00

abstract：:Twenty-four patients with hepatocellular carcinoma or cholangiocarcinoma were treated with hepatic artery infusion (HAI) of chemotherapeutic agents (14 patients) or hepatic artery embolization (HAE) (11 patients). One patient had a combination of the two treatments. Ten of the 14 (71%) patients who underwent HAI demon...

journal_title：Radiology

authors： Charnsangavej C,Chuang VP,Wallace S,Soo CS,Bowers T

更新日期：1983-04-01 00:00:00

abstract：PURPOSE:To document the possible association of segmental tracheomalacia in the thoracic inlet with the combination of a large thymus and normal innominate artery. MATERIALS AND METHODS:Eight infants with symptoms of innominate artery compression of the trachea were studied. The diagnostic approach included observatio...

journal_title：Radiology

authors： Mandell GA,McNicholas KW,Padman R,Harcke HT

更新日期：1994-01-01 00:00:00

abstract：:Magnetic resonance (MR) imaging was performed in 58 children aged 1 day to 17 years. In 43 patients with suspected renal abnormalities, the results of MR were compared with those obtained by ultrasonography, computed tomography, or excretory urography. The remaining 15 children with no known renal disease were initial...

journal_title：Radiology

authors： Dietrich RB,Kangarloo H

更新日期：1986-04-01 00:00:00

abstract：PURPOSE:To determine the usefulness of sonographically obtained resistive indexes (RIs) in the diagnosis of pancreas allograft rejection. MATERIALS AND METHODS:Findings were studied from 78 transduodenal pancreas allograft biopsies that were ultrasound-guided and cystoscopically directed. The 78 biopsies included 40 t...

journal_title：Radiology

authors： Nelson NL,Largen PS,Stratta RJ,Taylor RJ,Grune MT,Hapke MR,Radio SJ

更新日期：1996-07-01 00:00:00

abstract：:Ultrasound examinations were performed on 25 women with augmented breasts using whole-breast water-path scanning. In these patients, ultrasound imaged carcinoma, benign lesions, and fibrous capsule formation; these were confirmed by surgery. In addition, it was noted that certain prostheses appeared to be displaced po...

journal_title：Radiology

authors： Cole-Beuglet C,Schwartz G,Kurtz AB,Patchefsky AS,Goldberg BB

更新日期：1983-03-01 00:00:00

abstract：PURPOSE:To evaluate treatment of osteoid osteoma with computed tomography (CT)-guided percutaneous excision and immediate follow-up scintigraphy. MATERIALS AND METHODS:Sixteen consecutive adolescent and adult patients underwent CT-guided percutaneous excision of a nidus with 14-gauge biopsy cutting needles, with local...

journal_title：Radiology

authors： Roger B,Bellin MF,Wioland M,Grenier P

更新日期：1996-10-01 00:00:00

abstract：:To visualize the flow of cerebrospinal fluid (CSF) throughout the ventricles and subarachnoid space, measure mean and maximum CSF velocities, and quantitate CSF flow through the aqueduct of Sylvius, magnetic resonance (MR) imaging was performed with a sagittal technique that is flow-sensitive in the craniocaudal direc...

journal_title：Radiology

authors： Nitz WR,Bradley WG Jr,Watanabe AS,Lee RR,Burgoyne B,O'Sullivan RM,Herbst MD

更新日期：1992-05-01 00:00:00

abstract：:In 3,600 patients evaluated with technetium-99m sulfur colloid for metastatic liver disease, 40 had equivocal scans due to a solitary defect in the interior margin of the right lobe. In these patients, the authors differentiated the gallbladder fossa from a metastatic focus using one of two new hepatobiliary agents: t...

journal_title：Radiology

authors： Rao BK,Pastakia B,Lieberman LM

更新日期：1980-08-01 00:00:00

abstract：:An analysis of the cervical facet joint menisci was done in which cryomicrotomy sections were correlated with magnetic resonance (MR) images. In parasagittal anatomic sections in ten cadavers, 10-69 years of age at death, four types of meniscus were defined. Type 1 was a thin washer of dense connective tissue covering...

journal_title：Radiology

authors： Yu SW,Sether L,Haughton VM

更新日期：1987-07-01 00:00:00

abstract：:The cause of superior vena cava syndrome (SVCS) in two patients was identified by means of endovascular biopsy of the superior vena cava (SVC) performed with a percutaneous atherectomy catheter. In both cases, the extracted tissues were neoplastic, therefore obviating additional invasive procedures. After a specific d...

journal_title：Radiology

authors： Dake MD,Zemel G,Dolmatch BL,Katzen BT

更新日期：1990-03-01 00:00:00