Ultrasound of a torsed ovary: characteristic gray-scale appearance despite normal arterial and venous flow on Doppler.

abstract：:Neuroblastomas are the most common extracranial solid malignancy in children. In contrast, salivary gland tumors are uncommon in children, accounting for only 1% of all pediatric neoplasms. Parotid metastases are rare; only two cases of parotid metastases from neuroblastomas have been reported with an emphasis on the ...

journal_title：Pediatric radiology

authors： Boyd DT,Hayeri MR,Kadom N

更新日期：2010-12-01 00:00:00

abstract：:Mass-like renal lesions in children occur in a diverse spectrum of conditions including benign and malignant neoplasm, infection, infarction, lymphatic malformation, and traumatic injury. Although mass-like renal lesions can sometimes be suspected on plain radiographs and evaluated with US in children, subsequent CT i...

journal_title：Pediatric radiology

authors： Lee EY

更新日期：2007-09-01 00:00:00

abstract：:A rare, elusive, mobile, pedunculated nasopharyngeal tumor in a neonate is described. The child was only intermittently symptomatic and the diagnosis was not made until 1 month of age. ...

journal_title：Pediatric radiology

authors： Cook KL,DiPietro MA,Bogdasarian RS

更新日期：1988-01-01 00:00:00

abstract：BACKGROUND:Keutel syndrome is a rare autosomal-recessive condition characterized by abnormal cartilage calcification. Neuroimaging findings associated with this condition have been randomly described in the literature. OBJECTIVE:To systematically evaluate the neuroimaging findings in a series of children with Keutel s...

journal_title：Pediatric radiology

authors： Bosemani T,Felling RJ,Wyse E,Pearl MS,Tekes A,Ahn E,Poretti A,Huisman TA

更新日期：2014-01-01 00:00:00

abstract：:A 6-year-old boy with Bannayan-Riley-Ruvalcaba syndrome (BRRS) presented to the emergency department with periumbilical abdominal pain for 12 h. A contrast-enhanced abdominal and pelvis CT examination revealed significant interval change in the size and appearance of a previously seen hypoattenuating right mesocolic f...

journal_title：Pediatric radiology

authors： Laguna BA,Iyer RS,Rudzinski ER,Roybal JL,Stanescu AL

更新日期：2015-03-01 00:00:00

abstract：:Cancer predisposition syndromes increase the incidence of tumors during childhood and are associated with significant morbidity and mortality. Imaging is paramount for ensuring early detection of neoplasms, impacting therapeutic interventions and potentially improving outcome. While conventional imaging techniques inv...

journal_title：Pediatric radiology

authors： Saade-Lemus S,Degnan AJ,Acord MR,Srinivasan AS,Reid JR,Servaes SE,States LJ,Anupindi SA

更新日期：2019-10-01 00:00:00

abstract：:Characteristic biliary tree abnormalities in metachromatic leukodystrophy (MLD) include gallbladder polyposis and haemobilia. We report two brothers with MLD, who presented with uncommon biliary complications. One presented with gastric outlet obstruction secondary to gallbladder enlargement, which was treated by perc...

journal_title：Pediatric radiology

authors： Simanovsky N,Ackerman Z,Kiderman A,Fields S

更新日期：1998-09-01 00:00:00

abstract：BACKGROUND:Childhood idiopathic chondrolysis of the hip (ICH) causes progressive destruction of the articular cartilage of the hip joint with associated bone remodelling. The MRI features of this disease have not previously been described. OBJECTIVE:To document the MRI features of childhood ICH and determine which fea...

journal_title：Pediatric radiology

authors： Johnson K,Haigh SF,Ehtisham S,Ryder C,Gardner-Medwin J

更新日期：2003-03-01 00:00:00

abstract：BACKGROUND:MRI is frequently utilized to evaluate patients for osteomyelitis. The findings of intramedullary and extramedullary fat globules as well as extramedullary fat-fluid levels can help improve the specificity of MRI for this diagnosis. OBJECTIVE:To correlate these MRI findings with the clinical characteristics...

journal_title：Pediatric radiology

authors： Mattis TA,Borders HL,Ellinger DM,Junewick JJ

更新日期：2011-10-01 00:00:00

abstract：:In recent years as a result of decreasing prices and the increasing availability of portable systems, ultrasonography (US), which historically has primarily been the domain of radiologists, has become more widely available to non-radiologists as well. This has increased the use of point-of-care paediatric US performed...

journal_title：Pediatric radiology

authors： van Wassenaer EA,Daams JG,Benninga MA,Rosendahl K,Koot BGP,Stafrace S,Arthurs OJ,van Rijn RR

更新日期：2019-09-01 00:00:00

abstract：:Hyperthyroidism occurs secondary to overproduction of thyroid hormone by the thyroid gland. This condition can have rather serious effects on children, and thus timely diagnosis and treatment are of utmost importance. Imaging is quite useful in the management of children with hyperthyroidism. In addition to determinin...

journal_title：Pediatric radiology

authors： Williams JL,Paul D,Bisset G 3rd

更新日期：2013-10-01 00:00:00

abstract：BACKGROUND:Emergent MRI is now a viable alternative to CT for evaluating appendicitis while avoiding the detrimental effects of ionizing radiation. However, primary employment of MRI in the setting of clinically suspected pediatric appendicitis has remained significantly underutilized. OBJECTIVE:To describe our instit...

journal_title：Pediatric radiology

authors： Moore MM,Gustas CN,Choudhary AK,Methratta ST,Hulse MA,Geeting G,Eggli KD,Boal DK

更新日期：2012-09-01 00:00:00

abstract：:Contrast-enhanced 3D MR angiography can be used for imaging of children. This technique can improve the delineation of the vasculature that is more anatomically familiar to surgeons. Here we illustrate the usefulness of contrast-enhanced 3D MR angiography in the diagnosis and follow-up of pediatric oncology patients. ...

journal_title：Pediatric radiology

authors： Haliloglu M,Hoffer FA,Gronemeyer SA,Rao BN

更新日期：1999-11-01 00:00:00

abstract：:The spectrum of congenital anomalies of the male urethra is presented. The embryologic basis of each anomaly, when known, is discussed. Clinical and imaging features of each entity are presented. ...

journal_title：Pediatric radiology

authors： Levin TL,Han B,Little BP

更新日期：2007-09-01 00:00:00

abstract：:Imaging studies for sinusitis add little to the clinical management of the pediatric patient in most instances. The findings shown by paranasal sinus imaging are nonspecific and need to be correlated with clinical findings. Coronal CT is recommended for complications or for recurrent or persistent sinus disease. ...

journal_title：Pediatric radiology

authors： Kronemer KA,McAlister WH

更新日期：1997-11-01 00:00:00

abstract：:Twenty patients with massive trichuriasis were studied with double contrast barium enema. The following changes were observed: 1) Impregnation defects of the colonic wall probably due to abundant mucous secretions. 2) Granular features. 3) Pear-shaped caecum. 4) Radiolucid ringlike images with some contrast material i...

journal_title：Pediatric radiology

authors： Manzano C,Thomas MA,Valenzuela C

更新日期：1979-04-19 00:00:00

abstract：BACKGROUND:Focal liver lesions are common in children and adults after Fontan procedures. OBJECTIVE:To explore the relationship between liver shear stiffness, using magnetic resonance (MR) elastography, and the presence of focal liver lesions in patients after Fontan procedures (total cavopulmonary anastomosis). MATE...

journal_title：Pediatric radiology

authors： Diaz ES,Dillman JR,Veldtman GR,Trout AT

更新日期：2019-01-01 00:00:00

abstract：:Endobronchial carcinoid is an extremely rare neoplasm in children. We report a case in which this entity was prospectively diagnosed by 3-D CT bronchography with volume rendering techniques. The ability to prospectively implicate an endobronchial neoplasm in a child may help to guide subsequent therapy and management....

journal_title：Pediatric radiology

authors： Connor GF,Fishman EK

更新日期：2004-12-01 00:00:00

abstract：:Intramuscular myxoma (IM) is a true mesenchymal benign tumour which is rare in both adults and children. In children, it most commonly affects the heart, mandible or maxilla. We report a 5-year-old child with IM presenting as a posterolateral neck mass and review the literature. IM, although very rare, should be inclu...

journal_title：Pediatric radiology

authors： Crankson SJ,Al Namshan M,Al Mane K,Bamefleh H

更新日期：2002-02-01 00:00:00

abstract：:A solitary hamartomatous polyp of the colon in a four year old boy was diagnosed by colonic sonography while barium enema and colonoscopy were non-diagnostic. Colonic sonography provides an additional simple, relatively non-invasive modality for evaluation of the colon. ...

journal_title：Pediatric radiology

authors： Walter DF,Govil S,Korula A,William RR,Chandy G

更新日期：1992-01-01 00:00:00

abstract：:Imaging pediatric elbow trauma in the acute setting remains diagnostically challenging given difficult patient positioning, multiple ossification centers of the pediatric elbow, overlapping structures, and complex joint anatomy. Digital tomosynthesis is a technique where the X-ray source travels across a limited arc a...

journal_title：Pediatric radiology

authors： Zapala MA,Livingston K,Phelps AS,MacKenzie JD

更新日期：2019-11-01 00:00:00

abstract：BACKGROUND:Additional fractures occur in association with proximal radius fractures, but the extent of these secondary injuries has not been systematically assessed. OBJECTIVE:To ascertain the frequency and nature of additional fractures associated with proximal radius injuries in a large pediatric cohort. MATERIALS ...

journal_title：Pediatric radiology

authors： Degnan AJ,Ho-Fung VM,Nguyen JC,Barrera CA,Lawrence JTR,Kaplan SL

更新日期：2019-08-01 00:00:00

abstract：BACKGROUND:Foreign body aspiration is common in children, especially those under 3 years of age. Chest radiography and CT are the main imaging modalities for the evaluation of these children. Management of children with suspected foreign body aspiration (SFBA) mainly depends on radiological findings. OBJECTIVE:To inve...

journal_title：Pediatric radiology

authors： Adaletli I,Kurugoglu S,Ulus S,Ozer H,Elicevik M,Kantarci F,Mihmanli I,Akman C

更新日期：2007-01-01 00:00:00

abstract：:Historically, the first case of congenital prepyloric membrane in an infant was documented in 1933 [1]. Since then cases have been reported only sporadically in the literature [2-8]. This is a case of congenital antral web which was identified by real-time ultrasonography, confirmed by barium meal study, and proven at...

journal_title：Pediatric radiology

authors： Chew AL,Friedwald JP,Donovan C

更新日期：1992-01-01 00:00:00

abstract：:We performed 25 percutaneous fine needle biopsies (PFNB) on pediatric patients during a 3-year period. Of 17 patients with proven malignancies, PFNB was true positive in 16 and false negative in one. In nine patients with benign or inflammatory disorders, there were three true positives and six false negatives. There ...

journal_title：Pediatric radiology

authors： Diament MJ,Stanley P,Taylor S

更新日期：1985-01-01 00:00:00

abstract：:Peripheral primitive neuroectodermal tumour in the kidney is a rare entity with high malignant potential. The distinctive demographic, clinical and radiological findings, as described in the present case, should suggest this aggressive tumour in the differential diagnosis of renal neoplasms in adolescents. ...

journal_title：Pediatric radiology

authors： Doerfler O,Reittner P,Groell R,Ratscheck M,Trummer H,Szolar D

更新日期：2001-02-01 00:00:00

abstract：:In the context of health care, risk assessment is the identification, evaluation and estimation of risk related to a particular clinical situation or intervention compared to accepted medical practice standards. The goal of risk assessment is to determine an acceptable level of risk for a given clinical treatment or i...

journal_title：Pediatric radiology

authors： Callahan MJ,MacDougall RD,Bixby SD,Voss SD,Robertson RL,Cravero JP

更新日期：2018-01-01 00:00:00

abstract：:A variety of lesions occur in the pediatric salivary glands. With modern imaging techniques such as Doppler sonography, helical CT, and MRI, identification of a specific etiology is often possible. Knowledge of clinical information, normal anatomy, and imaging characteristics of salivary gland pathology are essential ...

journal_title：Pediatric radiology

authors： Boyd ZT,Goud AR,Lowe LH,Shao L

更新日期：2009-07-01 00:00:00

abstract：BACKGROUND:MRI is being increasingly used to evaluate tissue relaxation in the setting of iron overload. Diagnostic accuracy is strongly dependent upon the acquisition and analysis methods employed. Typically, a multi-echo train of relaxation data is acquired, the resulting curve is fit using a non-linear (exponential)...

journal_title：Pediatric radiology

authors： Otto R,Ferguson MR,Marro K,Grinstead JW,Friedman SD

更新日期：2011-10-01 00:00:00

abstract：:Umbilical catheters are commonly used in the neonatal period for blood sampling or for administering medication or parenteral nutrition. The position of the catheter is usually confirmed with radiography. However, many complications associated with the use of umbilical catheters, such as liver collections from extrava...

journal_title：Pediatric radiology

authors： Selvam S,Humphrey T,Woodley H,English S,Kraft JK

更新日期：2018-12-01 00:00:00