abstract：BACKGROUND:Methylmalonic acidemia (MMA) is an autosomal-recessive inborn error of metabolism. OBJECTIVE:To recognize the CT and MR brain sectional imaging findings in children with MMA. MATERIALS AND METHODS:Brain imaging studies (47 MR and 5 CT studies) from 52 children were reviewed and reported by a neuroradiologi...

journal_title：Pediatric radiology

authors： Radmanesh A,Zaman T,Ghanaati H,Molaei S,Robertson RL,Zamani AA

更新日期：2008-10-01 00:00:00

abstract：:This case report describes the incidental finding of intestinal leakage during bone scan imaging with Tc-99m methylene diphosphonate (MDP) in a patient with previously diagnosed protein-losing enteropathy (PLE). Most radiopharmaceuticals reported in the literature that are useful for making this diagnosis are not gene...

journal_title：Pediatric radiology

authors： Uzuner O,Ziessman HA

更新日期：2008-10-01 00:00:00

abstract：:Intrathoracic rib is a rare congenital anomaly that is usually discovered incidentally. It represents a benign lesion but can mimic intrathoracic pathology, so it is important to recognize it to prevent further unnecessary investigation or intervention. Typically, the classic appearance allows diagnosis with confidenc...

journal_title：Pediatric radiology

authors： Watkins TW,Wilkinson AG,Greer ML

更新日期：2008-09-01 00:00:00

abstract：:We present a case of Sertoli-Leydig cell tumour of the ovary in a 14-year-old girl who presented with abdominal distension. Ultrasonography showed a multilocular cystic lesion filled with finely echogenic fluid. Contrast-enhanced CT demonstrated a huge multilocular cystic mass with thickened septa. At MR imaging, the ...

journal_title：Pediatric radiology

authors： Azuma A,Koyama T,Mikami Y,Tamai K,Fujimoto K,Morisawa N,Nagano F,Yoshioka S,Togashi K

更新日期：2008-08-01 00:00:00

abstract：:A variety of problems can arise while performing MR arthrography of the shoulder. These have been well documented in the literature and range from improper patient selection to errors in technique or in the choice of imaging sequences. We present a rare case of inadvertent, painless intraosseous injection of dilute ga...

journal_title：Pediatric radiology

authors： Pack JR,Jordanov MI,Block JJ

更新日期：2008-07-01 00:00:00

abstract：:We present two cases of granulocytic sarcoma of the cervical lymph nodes with central necrosis as an initial manifestation of childhood leukaemia, focusing on the imaging features. Recognition of the CT and MR imaging findings of granulocytic sarcoma involving the cervical lymph nodes assists the differential diagnosi...

journal_title：Pediatric radiology

authors： An SB,Cheon JE,Kim IO,Kim WS,Ahn HS,Shin HY,Kang HJ,Yeon KM

更新日期：2008-06-01 00:00:00

abstract：BACKGROUND:Various reports support the use of cervical spine (c-spine) CT over conventional radiography in screening of c-spine injury. Interest now exists in diagnostic radiation-induced morbidity. OBJECTIVE:To estimate excess relative risk for developing cancer from c-spine high-resolution CT radiation exposure. MA...

journal_title：Pediatric radiology

authors： Jimenez RR,Deguzman MA,Shiran S,Karrellas A,Lorenzo RL

更新日期：2008-06-01 00:00:00

abstract：BACKGROUND:The natural history of focal splenic lesions in paediatric Gaucher disease (GD) is unknown and these lesions are thought to persist despite enzyme replacement therapy (ERT). OBJECTIVE:To assess the prevalence, evolution and resolution of splenic nodules in a cohort of paediatric Gaucher patients treated wit...

journal_title：Pediatric radiology

authors： Chippington S,McHugh K,Vellodi A

更新日期：2008-06-01 00:00:00

abstract：:Cutis verticis gyrata (CVG) is a skin condition characterized by thick folds and deep furrows, resembling a cortical gyral pattern. There is a recognized but rare association with Noonan syndrome. We report the antenatal imaging, including three-dimensional surface-rendered sonography and MRI, of a fetus with CVG who ...

journal_title：Pediatric radiology

authors： Kennedy A,Perry D,Battin M

更新日期：2008-05-01 00:00:00

abstract：:Intracerebral paragangliomas are rare because of the lack of paraganglial cells in the cerebral tissue. We report a rare case of melanotic paraganglioma arising from the temporal horn of the lateral ventricle in a patient with prior Langerhans cell histiocytosis (LCH) treated with chemotherapy and radiation. ...

journal_title：Pediatric radiology

authors： Yoo JH,Rivera A,Naeini RM,Yedururi S,Bayindir P,Megahead H,Fuller GN,Suh JS,Adesina AM,Hunter JV

更新日期：2008-05-01 00:00:00

abstract：BACKGROUND:Accurate diagnosis of hepatic vein (HV) stenosis by real-time and color Doppler US (CD-US) after segmental liver transplantation in children can decrease morbidity because it allows unnecessary biopsy, obstruction or thrombosis and loss of the graft to be avoided. OBJECTIVE:To evaluate CD-US parameters to p...

journal_title：Pediatric radiology

authors： Suzuki L,de Oliveira IR,Widman A,Gibelli NE,Carnevale FC,Maksoud JG,Hubbard AM,Cerri GG

更新日期：2008-04-01 00:00:00

abstract：:We present a child with double aberrant left brachiocephalic vein (ALBCV) that was an incidental finding on CT. The anterior and thin branch was above the aortic arch and behind the truncus brachiocephalicus and drained into the superior vena cava (SVC). The posterior and thick branch of the ALBCV coursed posterior to...

journal_title：Pediatric radiology

authors： Yigit AE,Haliloglu M,Karcaaltincaba M,Ariyurek MO

更新日期：2008-03-01 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：:The use of a central venous catheter (CVC) has become commonplace in the care of children with a wide variety of medical and surgical problems. Complications resulting from the insertion of these catheters are well recognized and can be life-threatening. When a temporary CVC or other catheter is inserted into the cent...

journal_title：Pediatric radiology

authors： Towbin R

更新日期：2008-03-01 00:00:00

abstract：:Relapses of lymphoblastic leukaemia traditionally involve the central nervous system and testes in boys. Involvement of the female pelvic organs is frequently found at autopsy; however, involvement of the cervical uterus is rare and even less commonly symptomatic. A 13-cm uterine mass was discovered in a 15-year-old a...

journal_title：Pediatric radiology

authors： Novellas S,Fournol M,Deville A,Kurzenne JY,Geoffray A,Chevallier P

更新日期：2008-03-01 00:00:00

abstract：:Neonatal cerebral MR imaging is a sensitive technique for evaluating brain injury in the term and preterm infant. In term encephalopathic infants, MR imaging reliably detects not only the pattern of brain injury but might also provide clues about the timing of injury. In premature infants, MR imaging has surpassed US ...

journal_title：Pediatric radiology

authors： Mathur AM,Neil JJ,McKinstry RC,Inder TE

更新日期：2008-03-01 00:00:00

abstract：:Cranial sonography plays an important role in the initial evaluation of infants with suspected bacterial meningitis and in monitoring for complications of the disease. Echogenic widening of the brain sulci, meningeal thickening and hyperemia suggest the diagnosis in an at-risk population. Sonography can identify the p...

journal_title：Pediatric radiology

authors： Yikilmaz A,Taylor GA

更新日期：2008-02-01 00:00:00

abstract：:Surgical ureteric injury is rare and often unsuspected for a long time. We present a child in whom an abdominal neuroblastoma was completely excised, but during surgery the left ureter was transected and anastomosed. One month later, during postoperative disease staging, abnormal (123)I-MIBG accumulation was observed ...

journal_title：Pediatric radiology

authors： Moralidis E,Arsos G,Papakonstantinou E,Badouraki M,Koliouskas D,Karakatsanis C

更新日期：2008-01-01 00:00:00

abstract：:beta-Thalassaemia major is a hereditary haemolytic anaemia that is treated with multiple blood transfusions. A major complication of this treatment is iron overload, which leads to cell death and organ dysfunction. Chelation therapy, used for iron elimination, requires effective monitoring of the body burden of iron, ...

journal_title：Pediatric radiology

authors： Argyropoulou MI,Astrakas L

更新日期：2007-12-01 00:00:00

abstract：BACKGROUND:Neurosonography can assist clinicians and can provide researchers with documentation of brain lesions. Unfortunately, we know little about the reliability of sonographically derived diagnoses. OBJECTIVE:We sought to evaluate observer variability among experienced neurosonologists. MATERIALS AND METHODS:We ...

journal_title：Pediatric radiology

authors： Kuban K,Adler I,Allred EN,Batton D,Bezinque S,Betz BW,Cavenagh E,Durfee S,Ecklund K,Feinstein K,Fordham LA,Hampf F,Junewick J,Lorenzo R,McCauley R,Miller C,Seibert J,Specter B,Wellman J,Westra S,Leviton A

更新日期：2007-12-01 00:00:00

abstract：:In children, primary neoplasms of the tracheobronchial tree and lungs are rare; most are malignant. Of the primary malignant pulmonary neoplasms arising in childhood, mucoepidermoid carcinoma accounts for approximately 10%. Due to its well-confined local growth within the airway, mucoepidermoid carcinoma commonly prod...

journal_title：Pediatric radiology

authors： Lee EY,Vargas SO,Sawicki GS,Boyer D,Grant FD,Voss SD

更新日期：2007-12-01 00:00:00

abstract：:We present a case of herpes simplex encephalitis in an 8-year-old girl, in whom hyperintensity was detected on diffusion-weighted imaging (DWI) while conventional MRI sequences were normal 1 week after the onset of neurological symptoms. This case is rare in that a child beyond the neonatal period with focal herpes si...

journal_title：Pediatric radiology

authors： Obeid M,Franklin J,Shrestha S,Johnson L,Quattromani F,Hurst D

更新日期：2007-11-01 00:00:00

abstract：:Inflammatory bowel diseases (IBDs), including Crohn disease (CD) and ulcerative colitis (UC), often affect children and adolescents. Their diagnosis is based on the integration of clinical, biological, endoscopic, histological and radiological data. The paediatric radiologist may help the clinician in many ways. In ch...

journal_title：Pediatric radiology

authors： Hugot JP,Bellaiche M

更新日期：2007-11-01 00:00:00

abstract：:Imaging is a crucial part of the evaluation of children with primary liver malignancies. In addition to staging the intrahepatic extent of the tumour, the 2005 revision of the PRETEXT system specifies certain criteria for assessment of extrahepatic disease. This article reviews the imaging findings of two of these cri...

journal_title：Pediatric radiology

authors： Roebuck DJ,Sebire NJ,Pariente D

更新日期：2007-11-01 00:00:00

abstract：:We report a case of eosinophilic granuloma at the fourth cervical vertebra in a 10-year-old girl presenting with a 1-month history of cervical pain and stiffness. This lesion was histologically diagnosed by needle biopsy and then treated by percutaneous vertebroplasty. After the procedure, the cervical pain and stiffn...

journal_title：Pediatric radiology

authors： Tan HQ,Li MH,Wu CG,Gu YF,Zhang H,Fang C

更新日期：2007-10-01 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：: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：:Eosinophilic cystitis is a rare inflammatory condition of the urinary bladder of unknown aetiology and characterized by eosinophilic infiltration of the bladder wall. We report the unique MR findings of eosinophilic cystitis in an 8-year-old girl who presented with peripheral eosinophilia. MR imaging revealed smooth a...

journal_title：Pediatric radiology

authors： Tamai K,Koyama T,Saida S,Nishikomori R,Togashi K

更新日期：2007-08-01 00:00:00

abstract：:We review the physiological basis of diffusion-weighted imaging and discuss the implementation of diffusion-weighted imaging pulse sequences and the subsequent postprocessing to yield quantitative estimations of diffusion parameters. We also introduce the concept of directionality of "apparent" diffusion in vivo and t...

journal_title：Pediatric radiology

authors： Roberts TP,Schwartz ES

更新日期：2007-08-01 00:00:00

abstract：BACKGROUND:Structural size in the neonatal brain is of clinical importance. Cranial ultrasonography (cUS) is the primary method used for evaluating the neonatal brain and it is important to know whether linear measurements made using this technique are accurate. OBJECTIVE:To compare linear measurements of different ce...

journal_title：Pediatric radiology

authors： Leijser LM,Srinivasan L,Rutherford MA,Counsell SJ,Allsop JM,Cowan FM

更新日期：2007-07-01 00:00:00

abstract：:We report the MRI findings in a 3-month-old boy with isolated left ventricular apical hypoplasia. This is a recently described congenital abnormality that consists of an odd, spherically shaped left ventricle due to absence of the ventricular apex. To our knowledge, isolated left ventricular apical hypoplasia has not ...

journal_title：Pediatric radiology

authors： Marin C,Sanchez ML,Maroto E,Ossaba S,Ruiz Y,Zabala JI

更新日期：2007-07-01 00:00:00

abstract：:High-attenuation mucus plugging is a rare finding in both adults and children. When it occurs, the field of differential diagnoses is typically quite small and includes acute hemorrhage, aspiration of radiodense material, and allergic bronchopulmonary aspergillosis (ABPA). The last of these three diagnoses is the most...

journal_title：Pediatric radiology

authors： Morozov A,Applegate KE,Brown S,Howenstine M

更新日期：2007-06-01 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:Crossing renal vessels (CRV) are associated with ureteropelvic junction (UPJ) obstruction, particularly when presentation is beyond the neonatal period. Their presence may influence surgical management. OBJECTIVE:To evaluate the accuracy of contrast-enhanced magnetic resonance angiography (CE-MRA) in the id...

journal_title：Pediatric radiology

authors： Calder AD,Hiorns MP,Abhyankar A,Mushtaq I,Olsen OE

更新日期：2007-04-01 00:00:00

abstract：:Intravesical catheter knotting during micturating cystourethrography is a rare but recognized complication of the procedure. We were able to untangle a knot utilizing a fluoroscopically guided vascular guidewire. Following this success, a small study was performed using a model. Various types of guidewires and techniq...

journal_title：Pediatric radiology

authors： Sambrook AJ,Todd A

更新日期：2007-04-01 00:00:00

abstract：BACKGROUND:The optimal treatment of perforated appendicitis remains controversial, but there is a trend toward nonoperative management. CT scanning might be helpful in determining which patients could benefit from this treatment option. OBJECTIVE:To determine the value of CT imaging in predicting clinical success or f...

journal_title：Pediatric radiology

authors： Levin T,Whyte C,Borzykowski R,Han B,Blitman N,Harris B

更新日期：2007-03-01 00:00:00

abstract：BACKGROUND:We have previously shown that urinary bladder volume index (BVI = length x width x depth of bladder) and bladder volume wall thickness index (BVWI = BVI at full bladder/average bladder wall thickness) are useful indicators of bladder dysfunction in children with enuresis and urinary tract infection. These in...

journal_title：Pediatric radiology

authors： Leung VY,Chu WC,Yeung CK,Sreedhar B,Liu JX,Wong EM,Metreweli C

更新日期：2007-02-01 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：BACKGROUND:After the insertion of a central venous catheter, a chest radiograph is usually obtained to ensure correct positioning of the catheter tip. OBJECTIVE:To determine in a paediatric population whether B-mode and colour Doppler sonography after central venous access is useful to evaluate catheter position, thus...

journal_title：Pediatric radiology

authors： Lanza C,Russo M,Fabrizzi G

更新日期：2006-12-01 00:00:00

abstract：:Müllerian duct cyst is a congenital anomaly that originates from remnants of the müllerian duct that usually regresses in utero. It is most commonly detected in adult males during the third and fourth decades of life. Müllerian duct cyst is rarely reported in infants less than 1 year of age, in whom diagnosis is diffi...

journal_title：Pediatric radiology

authors： Donkol RH,Monib S,Moghazy K

更新日期：2006-11-01 00:00:00