Horseshoe lung: differential diagnosis.

abstract：:Involvement in successful and sustained quality improvement can be a very rewarding experience. However, it can be very difficult work. Up to 70% of attempted organizational change is not sustained. There are many reasons why quality-improvement projects might not be successful. In this article, the author reviews ite...

journal_title：Pediatric radiology

authors： Donnelly LF

更新日期：2017-06-01 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：BACKGROUND:We have clinically encountered children with fibrodysplasia ossificans progressiva who had abnormal calcaneal ossification. OBJECTIVE:To evaluate whether calcaneal ossification variants are significant radiographic findings in children with fibrodysplasia ossificans progressiva. MATERIALS AND METHODS:Later...

journal_title：Pediatric radiology

authors： Hasegawa S,Victoria T,Kayserili H,Zackai E,Nishimura G,Haga N,Nakashima Y,Miyazaki O,Kitoh H

更新日期：2016-10-01 00:00:00

abstract：:Uterine didelphys with obstructed hemivagina and ipsilateral renal anomalies is a rare congenital malformation of the female urogenital tract. While the urinary anomalies almost always involve renal agenesis, we report a rare case of a 17-year-old girl with the malformation associated with ectopic ureteral insertion i...

journal_title：Pediatric radiology

authors： Wang ZJ,Daldrup-Link H,Coakley FV,Yeh BM

更新日期：2010-03-01 00:00:00

abstract：:Gastrointestinal (GI) tract involvement in Langerhans cell histiocytosis is probably not uncommon [1,2], but reports of radiologic findings have been limited to the small intestine and mesenteric lymph nodes [3-5]. We report a 16-month-old child with known Langerhans cell histiocytosis, who was found to have mucosal i...

journal_title：Pediatric radiology

authors： Gilmore BS,Cohen M

更新日期：1993-01-01 00:00:00

abstract：:Part 1 of this series of two articles describes conventional and advanced MRI techniques that are useful for evaluating brainstem pathologies. In addition, it provides a review of the embryology, normal progression of myelination, and clinically and radiologically salient imaging anatomy of the normal brainstem. Final...

journal_title：Pediatric radiology

authors： Sarma A,Heck JM,Bhatia A,Krishnasarma RS,Pruthi S

更新日期：2021-02-01 00:00:00

abstract：:Scrotal abscess in infancy is rare and, in an otherwise healthy infant, an unexpected pathology. We present a 2-week-old boy with a unilateral scrotal swelling, imaged by high-resolution sonography. Sonography with colour Doppler demonstrated an encapsulated heterogeneous mass in the left scrotum with surrounding hype...

journal_title：Pediatric radiology

authors： Breysem L,Herman M,Moerman P,Van Damme-Lombaerts R,Bogaert G,Smet M

更新日期：2006-11-01 00:00:00

abstract：BACKGROUND:Takayasu's arteritis (TA) is a chronic idiopathic inflammatory disease affecting primarily the aorta, its proximal branches and the pulmonary arteries. OBJECTIVES:To retrospectively review the angiograms of children with TA so as to describe the patterns of vascular involvement. PATIENTS AND METHODS:Twenty...

journal_title：Pediatric radiology

authors： McCulloch M,Andronikou S,Goddard E,Sinclair P,Lawrenson J,Mandelstam S,Beningfield SJ,Millar AJ

更新日期：2003-04-01 00:00:00

abstract：:Large-cell calcifying Sertoli cell tumors are exceedingly rare testicular tumors which can be distinguished from pure Sertoli cell tumors by distinctive microscopic features and multifocal and bilateral calcifications [1]. We describe the characteristic sonographic appearance of the tumor with pathologic correlation. ...

journal_title：Pediatric radiology

authors： Noszian IM,Balon R,Eitelberger FG,Schmid N

更新日期：1995-11-01 00:00:00

abstract：:In infants and children the association of paravertebral widening and abdominal tumour has been regarded as typical of neuroblastoma. However, a paraspinal mass may develop in other malignant tumours too, but seems to be extremely rare in nephroblastoma. The fourth case so far on record is reported. Microscopically th...

journal_title：Pediatric radiology

authors： Eklöf O,Sandstedt B,Söderlund S,Wikstad I,Ahström L

更新日期：1982-01-01 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：:Developmental dysplasia of the hip (DDH) is an important but poorly defined entity, the natural history of which is incompletely understood. The term encompasses a disease spectrum ranging from a stable hip with a mildly dysplastic acetabulum to complete hip dislocation. Much controversy surrounds the diagnosis, imagi...

journal_title：Pediatric radiology

authors： Bracken J,Ditchfield M

更新日期：2012-12-01 00:00:00

abstract：:Diffusion-weighted MRI of the brain is becoming clinically available as a tool to investigate cerebral ischaemia. We report a newborn girl presenting with seizures in whom diffusion-weighted MRI showed a large hyperintensity in the area perfused by the left middle cerebral artery. Short-term neurological follow-up bef...

journal_title：Pediatric radiology

authors： Lövblad KO,Ruoss K,Guzman R,Schroth G,Fusch C

更新日期：2001-05-01 00:00:00

abstract：:Ultrasound is an excellent tool to evaluate many pediatric musculoskeletal conditions. It may be used for both diagnosis and for guidance for therapeutic procedures. With US, the radiologist can readily evaluate the contralateral side for comparison. No sedation is typically required and ionizing radiation is avoided....

journal_title：Pediatric radiology

authors： Thapa M,Vo JN,Shiels WE 2nd

更新日期：2013-03-01 00:00:00

abstract：BACKGROUND:Abnormalities of the placenta affect 5-7% of pregnancies. Because disturbances in fetal growth are often preceded by dysfunction of the placenta or attenuation of its normal expansion, placental health warrants careful surveillance. There are limited normative data available for placental volume by MRI. OBJ...

journal_title：Pediatric radiology

authors： León RL,Li KT,Brown BP

更新日期：2018-12-01 00:00:00

abstract：:Rwanda is a country of 12 million people with 41% of its population under the age of 14 years. Despite major improvements in health care since the 1994 genocide, pediatric neuroimaging in Rwanda remains challenging. Prenatal and advanced imaging techniques, such as magnetic resonance imaging (MRI), are not widespread....

journal_title：Pediatric radiology

authors： Taylor GA,Vaughan JA,Niyongabo P,Dusabe T,Nyiraneza S

更新日期：2019-05-01 00:00:00

abstract：:Three children with neurofibromatosis involving the lower urinary tract are reported and their clinical, radiological and pathological findings are described. Lower urinary tract involvement in neurofibromatosis has previously been reported in 17 children, 12 of whom had other stigmata of von Recklinghausens disease. ...

journal_title：Pediatric radiology

authors： Daneman A,Grattan-Smith P

更新日期：1976-04-14 00:00:00

abstract：:The approach to breast masses in children differs from that in adults in many ways, including the differential diagnostic considerations, imaging algorithm and appropriateness of biopsy as a means of further characterization. Most pediatric breast masses are benign, either related to breast development or benign neopl...

journal_title：Pediatric radiology

authors： Valeur NS,Rahbar H,Chapman T

更新日期：2015-10-01 00:00:00

abstract：BACKGROUND:Adrenocortical carcinoma (ACC), a tumor that is rare among children, causes clinically evident hormonal disturbances. Imaging methods are used to stage disease and to plan surgical resection. OBJECTIVE:To describe the findings of the various imaging methods used to evaluate ACC. MATERIALS AND METHODS:We re...

journal_title：Pediatric radiology

authors： Ribeiro J,Ribeiro RC,Fletcher BD

更新日期：2000-01-01 00:00:00

abstract：:Fourteen intracranial tumors were diagnosed by means of mechanical sector scanning through the infant's open fontanelle in a series consisting of 1150 examinations. In addition, integrated pulsed Doppler-sonography (duplex-scan technique) was used to diagnose malformations of intracranial vessels. We established five ...

journal_title：Pediatric radiology

authors： Strassburg HM,Sauer M,Weber S,Gilsbach J

更新日期：1984-01-01 00:00:00

abstract：:Leigh syndrome by definition is (1) a neurodegenerative disease with variable symptoms, (2) caused by mitochondrial dysfunction from a hereditary genetic defect and (3) accompanied by bilateral central nervous system lesions. A genetic etiology is confirmed in approximately 50% of patients, with more than 60 identifie...

journal_title：Pediatric radiology

authors： Bonfante E,Koenig MK,Adejumo RB,Perinjelil V,Riascos RF

更新日期：2016-04-01 00:00:00

abstract：BACKGROUND:Recently a 320-detector-row CT (MDCT) scanner has become available that allows axial volumetric scanning of a 16-cm-long range (50 cm field of view) in a single 0.35-s rotation. For imaging neonates and small children, volume scanning is potentially of great advantage as the entire scan range can be acquired...

journal_title：Pediatric radiology

authors： Kroft LJ,Roelofs JJ,Geleijns J

更新日期：2010-03-01 00:00:00

abstract：:Primary malignant tumours of the stomach are very rare in children, most being lymphomas and sarcomas. The majority of primary gastric lymphomas are high-grade non-Hodgkin's lymphomas and are of B-cell origin. However, a significant number are low-grade B-cell lymphomas that are derived from mucosa-associated lymphoid...

journal_title：Pediatric radiology

authors： Kurugoglu S,Mihmanli I,Celkan T,Aki H,Aksoy H,Korman U

更新日期：2002-02-01 00:00:00

abstract：BACKGROUND:Presently, the only sonographic parameters used to follow puberty in girls are size and morphology of the uterus and ovaries. Doppler of the uterine artery appears a useful complementary parameter to follow puberty. OBJECTIVE:To determine the potential contribution of Doppler evaluation of the uterine arter...

journal_title：Pediatric radiology

authors： Ziereisen F,Heinrichs C,Dufour D,Saerens M,Avni EF

更新日期：2001-10-01 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：:A 4-month-old boy presented with persistent gross hematuria. At ultrasonography, a 3.5-cm echogenic mass with posterior shadowing and tumor vascularity was detected within the right renal pelvis. Precontrast CT showed a slightly hyperattenuating mass in the renal pelvis. At MRI the mass was heterogeneously hypointense...

journal_title：Pediatric radiology

authors： Lee SH,Choi YH,Kim WS,Cheon JE,Moon KC

更新日期：2014-05-01 00:00:00

abstract：:Comparative radiologic/pathologic study of 45 newborns with primary and secondary pulmonary hypoplasia is presented and 43 cases were proven at autopsy. From 9 cases with primary pulmonary hypoplasia, 7 could be identified by 3 independent observers on chest radiographs. The roentgen criteria of primary pulmonary hypo...

journal_title：Pediatric radiology

authors： Langer R,Kaufmann HJ

更新日期：1986-01-01 00:00:00

abstract：:A previously healthy 24-day-old boy presented with a 2-day history of fever and had a convulsion on the day of admission. MRI showed abnormal signal in the thalami, caudate nuclei and central white matter. Acute necrotising encephalopathy was diagnosed, other causes having been excluded after biochemical and haematolo...

journal_title：Pediatric radiology

authors： Kim TK,Eun BL,Cha SH,Chung KB,Kim JH,Kim BH,Chung HH

更新日期：2003-09-01 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：:The clinical value of computerized body tomography (CT) was analysed in 221 consecutive examinations performed in the evaluation and surveillance of 74 children with various types of extracranial solid malignant tumours. CT was performed as part of a routine diagnostic reassessment in 104 cases and was clinically indi...

journal_title：Pediatric radiology

authors： Damgaard-Pedersen K,Yssing M

更新日期：1982-01-01 00:00:00