Magnetic resonance imaging of the brainstem in children, part 1: imaging techniques, embryology, anatomy and review of congenital conditions.

abstract：BACKGROUND:Transient synovitis is the most common cause of acute hip pain in children. However, MR imaging findings in transient synovitis and the role of MR imaging in differentiating transient synovitis from septic arthritis have not been fully reported. OBJECTIVE:To describe the MR findings of transient synovitis a...

journal_title：Pediatric radiology

authors： Yang WJ,Im SA,Lim GY,Chun HJ,Jung NY,Sung MS,Choi BG

更新日期：2006-11-01 00:00:00

abstract：OBJECTIVE:Unenhanced MRI has emerged as a useful tool for diagnosing pediatric acute appendicitis. The use of contrast-enhanced MRI for diagnosing pediatric appendicitis has not been documented. The purpose of this study is to examine the diagnostic performance of contrast-enhanced MRI for acute appendicitis and altern...

journal_title：Pediatric radiology

authors： Koning JL,Naheedy JH,Kruk PG

更新日期：2014-08-01 00:00:00

abstract：BACKGROUND:Infantile Blount disease is a developmental condition characterized by disorganized endochondral ossification in the medial aspect of the proximal tibial physis. OBJECTIVE:To describe the MR imaging abnormalities in the proximal tibia, distal femur, menisci and ligaments of children with infantile Blount di...

journal_title：Pediatric radiology

authors： Ho-Fung V,Jaimes C,Delgado J,Davidson RS,Jaramillo D

更新日期：2013-10-01 00:00:00

abstract：BACKGROUND:Infant videofluoroscopic swallow studies (VFSSs) require clinicians to make determinations about swallowing deficits based on a limited number of fluoroscopically observed swallows. Although airway protection is known to decline throughout a bottle-feed, the paucity of data regarding the timing of this degra...

journal_title：Pediatric radiology

authors： McGrattan KE,McGhee HC,McKelvey KL,Clemmens CS,Hill EG,DeToma A,Hill JG,Simmons CE,Martin-Harris B

更新日期：2020-02-01 00:00:00

abstract：:Virus-associated hemophagocytic syndrome is characterized by the phagocytosis of erthythrocytes and other blood elements in multiple organ systems, especially the liver and spleen. Magnetic resonance imaging (MRI) can suggest this diagnosis in the proper clinical setting by demonstrating multiple, rounded signal voids...

journal_title：Pediatric radiology

authors： Zilkha A,Madan V,Leonidas JC,Valderrama E

更新日期：1998-12-01 00:00:00

abstract：:Primary vesicoureteral reflux (VUR) is thought to be largely independent of obstruction. Therefore, in patients with urethral obstruction due to posterior urethral valves (PUV) the occurrence of VUR is coincidental. In addition, primary VUR is reported to be uncommon in black children. If these two premises are correc...

journal_title：Pediatric radiology

authors： Nancarrow PA,Lebowitz RL

更新日期：1988-01-01 00:00:00

abstract：:With the increased importance of CT radiation dose to health care providers, patients and the general public, there is an increased responsibility to minimize patient dose effectively. Bismuth shields offer a simple strategy to reduce dose to certain anterior radiosensitive organs such as breasts and eyes. However, in...

journal_title：Pediatric radiology

authors： Samei E

更新日期：2014-10-01 00:00:00

abstract：:Ultrasound (US) has been proposed as an alternative first-line imaging modality to diagnose community-acquired pneumonia in children. Lung US has the potential benefits over chest radiography of being radiation free, subject to fewer regulatory requirements, relatively lower cost and with immediate bedside availabilit...

journal_title：Pediatric radiology

authors： Stadler JAM,Andronikou S,Zar HJ

更新日期：2017-10-01 00:00:00

abstract：:This paper is a comprehensive review of the Doppler waveform appearance of ureteric jets. Six jet waveform patterns have been identified: monophasic, biphasic, triphasic, polyphasic, square and continuous. Details of the physical properties of jet patterns and their changes under various physiological conditions are i...

journal_title：Pediatric radiology

authors： Leung VY,Chu WC,Yeung CK,Metreweli C

更新日期：2007-05-01 00:00:00

abstract：BACKGROUND:Prader orchidometry has been the standard method for evaluating testicular size. As this technique is subjective and tends to overestimate the testicular volume, ultrasound (US) has been proposed as more reliable. OBJECTIVE:To evaluate the intra- and interobserver agreement of US measurements of testicular ...

journal_title：Pediatric radiology

authors： Oehme NHB,Roelants M,Bruserud IS,Eide GE,Bjerknes R,Rosendahl K,Júlíusson PB

更新日期：2018-11-01 00:00:00

abstract：:Perlman syndrome is a rare autosomal recessive syndrome of macrosomia and nephromegaly associated with a significant predisposition to Wilms tumor. We report a premature infant with Perlman syndrome to demonstrate additional manifestations of this condition: large cisterna magna, intestinal malrotation, and skeletal a...

journal_title：Pediatric radiology

authors： Herman TE,McAlister WH

更新日期：1995-11-01 00:00:00

abstract：BACKGROUND:The onset of Crohn disease (CD) can occur in childhood. Imaging, which often involves radiation, is frequent in CD both for disease diagnosis and follow-up. However, information regarding radiation dose for contemporary CT and fluoroscopy is not available for determining the cost/benefit ratio for imaging st...

journal_title：Pediatric radiology

authors： Gaca AM,Jaffe TA,Delaney S,Yoshizumi T,Toncheva G,Nguyen G,Frush DP

更新日期：2008-03-01 00:00:00

abstract：BACKGROUND:Percutaneous arterial closure devices have increasingly entered clinical practice to assist in achieving femoral arterial access site hemostasis. Prior studies have demonstrated the safety and efficacy of several arterial closure devices in adults. OBJECTIVE:To evaluate the efficacy of using an arterial clo...

journal_title：Pediatric radiology

authors： Prabhu SJ,Padia SA,Valji K,McNeeley MF,Vaidya S,Vo NJ

更新日期：2013-06-01 00:00:00

abstract：:We report a 29-month-old girl with osteopathia striata with cranial sclerosis (OS-CS), who showed several unusual manifestations, including short stature, muscular hypotonia, short lingual frenulum, an accessory ear and a granuloma at the oral edge. The most unusual distressing finding was severe cervical kyphosis wit...

journal_title：Pediatric radiology

authors： Kondoh T,Yoshinaga M,Matsumoto T,Takayanagi T,Uetani M,Kubota T,Nishimura G,Moriuchi H

更新日期：2001-09-01 00:00:00

abstract：:Radiologically visible calcification in the wall of a uriniferous perirenal pseudocyst is rare. This unusual finding was seen in a newborn infant who was found to have a left flank mass on the first day of life. When perirenal pseudocysts occur in infants, they are usually caused by congenital obstructive lesions of t...

journal_title：Pediatric radiology

authors： Kirchner SG,Braren V,Heller RM,Kirchner FK Jr

更新日期：1980-01-01 00:00:00

abstract：:The clinical and radiological findings in fused labia are described. Some of the patients were asymptomatic. The others were referred because of a suspicion of urinary infection. Micturating cystourethrography showed collection of contrast material above the labia and marked reflux into the vagina in all patients exam...

journal_title：Pediatric radiology

authors： Ben-Ami T,Boichis H,Hertz M

更新日期：1978-04-10 00:00:00

abstract：BACKGROUND:Erythropoiesis stimulating agents (ESAs) are neuroprotective in cell and animal models of preterm birth. Prematurity has been shown to alter neurometabolite levels in children in studies using proton magnetic resonance spectroscopy (1H-MRS). OBJECTIVE:We hypothesized that ESA treatment in premature infants ...

journal_title：Pediatric radiology

authors： Gasparovic C,Caprihan A,Yeo RA,Phillips J,Lowe JR,Campbell R,Ohls RK

更新日期：2018-03-01 00:00:00

abstract：:Malignant metastasis to the breast, rare in adults, has occurred in children from hematologic malignancies and from neuroblastoma and rhabdomyosarcoma. We report a case of bilateral breast metastases in a 14-year-old girl with a prior nephrectomy for renal cell carcinoma; the breast masses were the first sign of recur...

journal_title：Pediatric radiology

authors： Pursner M,Petchprapa C,Haller JO,Orentlicher RJ

更新日期：1997-03-01 00:00:00

abstract：:Gorham's disease may develop in any region of the skeleton, but shows a predilection for the bones of the shoulders and pelvic girdles. Less frequently, the disease may involve the spine, and it is the proximity to the spinal cord which may worsen the patient's outcome. We report the clinical outcomes of two children ...

journal_title：Pediatric radiology

authors： Dominguez R,Washowich TL

更新日期：1994-01-01 00:00:00

abstract：:A patient with Down syndrome is presented who had hypospadias, a large low implanted prostatic utricle, and refluxing ejaculatory ducts entering the utricle. ...

journal_title：Pediatric radiology

authors： Crowley JJ,McAlister WH

更新日期：1995-01-01 00:00:00

abstract：:We describe the technique of partial liquid ventilation and outline its indications. We present our imaging experience with this infrequently used therapy using a wide variety of radiographs from neonatal and adult patients. The radiographic appearance of white lungs, due to the perfluorocarbons used in partial liquid...

journal_title：Pediatric radiology

authors： Hamilton MC,Peek GJ,Dux AE

更新日期：2005-11-01 00:00:00

abstract：:Pseudotumoral cystitis is an unusual lesion and since it may be confused with rhabdomyosarcoma, knowledge of its existence is important. We report eight cases. ...

journal_title：Pediatric radiology

authors： Hoeffel JC,Drews K,Gassner I,Arnaudin A

更新日期：1993-01-01 00:00:00

abstract：:Stüve-Wiedemann syndrome (SWS) is a rare disorder characterized by bowing of the long bones, camptodactyly, respiratory distress, hyperthermic episodes and early lethality. We report six additional cases of SWS, suggesting that this syndrome is homogeneous. All patients had feeding and swallowing difficulties, respira...

journal_title：Pediatric radiology

authors： Cormier-Daire V,Munnich A,Lyonnet S,Rustin P,Delezoide AL,Maroteaux P,Le Merrer M

更新日期：1998-10-01 00:00:00

abstract：:The objective of this study was to compare the quality of conventional and helical computed tomography (CT) images in children unable to breath-hold. Sixteen patients (age range 1.1-7.5 years) underwent both conventional and helical chest CT on a General Electric HiSpeed Advantage scanner at a mean study interval of 3...

journal_title：Pediatric radiology

authors： Cox TD,White KS,Weinberger E,Effmann EL

更新日期：1995-01-01 00:00:00

abstract：:The risks associated with total splenectomy, including overwhelming postsplenectomy infection, have led to an interest in the use of partial splenectomy as an alternative surgical option for children with congenital hemolytic anemias and hypersplenism. Partial splenectomy, a procedure designed to remove enough spleen ...

journal_title：Pediatric radiology

authors： Hollingsworth CL,Rice HE

更新日期：2010-07-01 00:00:00

abstract：:Parameters of linear measurement were compared with actual brain volume to assess the significance of linear measurements as indices of atrophy in 31 neurologically normal children and 22 neurologically abnormal children. Brain volume was established by means of an image-analyzing system using contiguous CT scans. The...

journal_title：Pediatric radiology

authors： Hamano K,Iwasaki N,Takeya T,Takita H

更新日期：1993-01-01 00:00:00

abstract：:The Nuss procedure has succeeded in minimizing incisions, blood loss, sternal fracturing, operating room time, recovery time, and length of hospital stay. Knowledge of the pre- and postoperative radiologic considerations is essential in providing appropriate imaging support to the surgeons performing this innovative, ...

journal_title：Pediatric radiology

authors： Sidden CR,Katz ME,Swoveland BC,Nuss D

更新日期：2001-06-01 00:00:00

abstract：:Mid-cervical kyphosis in diastrophic dysplasia (DD) with cord compression and weakness has been recognized for the last three decades. A strikingly similar situation exists in Larsen's syndrome (LS), an otherwise unrelated problem of weakness with lay joints and dislocations with typical facies. Forty patients with DD...

journal_title：Pediatric radiology

authors： Forese LL,Berdon WE,Harcke HT,Wagner ML,Lachman R,Chorney GS,Roye DP

更新日期：1995-01-01 00:00:00

abstract：:Pseudoaneurysms (PAn) are uncommon in adults and even less common in children. They are most often encountered after iatrogenic arterial injury. Presentation may be substantially delayed after the iatrogenic event, and diagnosis can be difficult, especially when the PAn occurs in an unexpected location. Treatment of P...

journal_title：Pediatric radiology

authors： Pelchovitz DJ,Cahill AM,Baskin KM,Kaye RD,Towbin RB

更新日期：2005-04-01 00:00:00

abstract：BACKGROUND:Air enema under fluoroscopy is a well-accepted procedure for the treatment of childhood intussusception. However, the reported radiation doses of pneumatic reduction with conventional fluoroscopy units have been high in decades past. OBJECTIVE:To compare current radiation doses at our institution to past do...

journal_title：Pediatric radiology

authors： Cullmann JL,Heverhagen JT,Puig S

更新日期：2015-04-01 00:00:00