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  • 1
    ISSN: 1434-6052
    Source: Springer Online Journal Archives 1860-2000
    Topics: Physics
    Notes: Abstract We present data on the multiplicity structure of inclusive charged hadron production in charged current neutrino and antineutrino freon interactions in the energy range 3–30 GeV resulting from an experiment with the bubble chamber SKAT. Average multiplicities, dispersions and correlation coefficients are investigated. Furthermore, KNO-scaling is studied and average net charges are calculated in different kinematical regions. Our data are compared with results from $$\begin{array}{*{20}c} {( - )} \\ v \\ \end{array} $$ -interactions on an isoscalar target of “free” nucleons to study the influence of nuclear effects.
    Type of Medium: Electronic Resource
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  • 2
    ISSN: 1432-1998
    Source: Springer Online Journal Archives 1860-2000
    Topics: Medicine
    Notes: Abstract Canavan disease (CD) is a rare leukodystrophy which is lethal in infancy or early childhood. The underlying biochemical abnormality in CD is a hereditary deficiency ofN-aspartoacylase transmitted in an autosomal recessive fashion. We report on the ultrasound (US), CT, and MRI findings of three unrelated boys with biochemically confirmed CD. At 6 and 9 months of age, two CD patients with rapid neurological deterioration showed markedly enhanced acoustic attenuation of the white matter with the exception of the corpus callosum, giving the appearance of a reversed pattern of echogenicity of cortical gray and subcortical white matter. While gyri and sulci had an almost normal US appearance, the periventricular gray matter featured prominently with increased echogenicity. In contrast another CD patient with a more protracted course had ventricular enlargement when examined by US at 5 and 9 months but no alteration in white matter echogenicity. MRI showed impaired myelinization in all three patients with Canavan disease.
    Type of Medium: Electronic Resource
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  • 3
    Electronic Resource
    Electronic Resource
    Springer
    Pediatric radiology 20 (1990), S. 353-354 
    ISSN: 1432-1998
    Source: Springer Online Journal Archives 1860-2000
    Topics: Medicine
    Notes: Abstract Report of a pediatric case with pulmonary arteriovenous fistula (PAVF) in hereditary hemorrhagic teleangiectasia (HHT), primary suspected by ultrasound. There is a characteristic sonographic feature of the complex type of PAVF revealing septations in contrast of the simple type. The diagnosis was established by angiography.
    Type of Medium: Electronic Resource
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  • 4
    Electronic Resource
    Electronic Resource
    s.l. ; Stafa-Zurich, Switzerland
    Materials science forum Vol. 119-121 (Jan. 1993), p. 117-124 
    ISSN: 1662-9752
    Source: Scientific.Net: Materials Science & Technology / Trans Tech Publications Archiv 1984-2008
    Topics: Mechanical Engineering, Materials Science, Production Engineering, Mining and Metallurgy, Traffic Engineering, Precision Mechanics
    Type of Medium: Electronic Resource
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  • 5
    ISSN: 1662-9752
    Source: Scientific.Net: Materials Science & Technology / Trans Tech Publications Archiv 1984-2008
    Topics: Mechanical Engineering, Materials Science, Production Engineering, Mining and Metallurgy, Traffic Engineering, Precision Mechanics
    Type of Medium: Electronic Resource
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  • 6
    Electronic Resource
    Electronic Resource
    Springer
    Der Ophthalmologe 97 (2000), S. 629-632 
    ISSN: 1433-0423
    Keywords: Schlüsselwörter Videookulographie ; Dreidimensionale Positionsbestimmung ; Gegenrollung ; Interokuläre Differenzbildung ; Irisüberlagerung ; Keywords Object squint measurement ; Iris overlay procedure ; Interocular difference ; Three-dimensional video-oculography
    Source: Springer Online Journal Archives 1860-2000
    Topics: Medicine
    Description / Table of Contents: Abstract Background. It has long been a goal to develop a means to measure squint angles in three dimensions simultaneously. A three-dimensional binocular method is naturally needed especially with surgical procedures that affect three dimensions of ocular motility. Methods. Special modifications of a videographic method provide simultaneous online data on the three-dimensional position of the eyes. The interocular difference is equal to the amount of squint, depending on the direction of gaze, head-tilt/direction of gravity, and convergence. Results. The method introduced provides three-dimensional and binocular documentation of ocular movements. This could lead to improve pre- and postsurgical examination, especially of rotational disturbances, and it could also offer an objective means for comparing the results of various surgical procedures.
    Notes: Zusammenfassung Hintergrund. Die dreidimensionale Videookulographie wird für den strabologischen Bereich modifiziert und als binokulare Methode vorgestellt. Methode/Ergebnisse. Durch die Videoanalyse eines Pupullenbildes kann die horizontale und vertikale Position des Auges bestimmt werden. Rotatorische Bewegungen um die Blicklinie werden mit einem speziellen Überlagerungsverfahren von Irismerkmalen gemessen. Neue Prozessoren ermöglichen eine alternierende Positionsbestimmung mit 25 Hz und ebenso schneller Berechnung der interokulären Positionsdifferenz. Das Bezugssystem in Form einer Art Taucherbrille mit Videokameras ist an den Kopf des Probanden gebunden. Semitransparente Spiegel erlauben u. a. 9 Blickpositionen analog zur Tangententafel. Die freie Beweglichkeit des Kopfes dient zur Messung von Innenohreinflüssen bei okulärer Gegenrollung. Schlussfolgerung. Die vorgestellte Methode ermöglicht die objektive, simultane Untersuchung beider Augen in 3 Dimensionen in Echtzeit und mit Angabe der Schielwinkel in den 3 Dimensionen.
    Type of Medium: Electronic Resource
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  • 7
    Electronic Resource
    Electronic Resource
    Springer
    European radiology 4 (1994), S. 371-376 
    ISSN: 1432-1084
    Keywords: Contrast media ; Gastrointestinal tract ; Infants ; Iotrolan ; Radiography
    Source: Springer Online Journal Archives 1860-2000
    Topics: Medicine
    Notes: Abstract Over the past 5 years we have used the new dimeric, non-ionic, water-soluble contrast agent iotrolan (Isovist-300) in 370 studies of the paediatric gastrointestinal tract. Iotrolan is by far the best accepted and tolerated contrast agent for young children. Because of its iso-osmolality it can be used without dilution. No ill effects were reported in cases of aspiration or perforation. In all studies very high contrast images were obtained and the required diagnostic information was provided. The only disadvantage of iotrolan is its present high price. However, in view of the small volumes required in children (10 ml is sufficient in 59% and 20 ml sufficient in 92% of investigations) this should not be a major obstacle to its use. Iotrolan promotes a much greater readiness among paediatricians and paediatric surgeons to have gastrointestinal studies performed on very small and very sick babies.
    Type of Medium: Electronic Resource
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  • 8
    Electronic Resource
    Electronic Resource
    Springer
    European journal of pediatrics 140 (1983), S. 5-12 
    ISSN: 1432-1076
    Keywords: Proteus syndrome ; Macrodactyly ; Hemihypertrophy ; Pigmented nevi ; Skull anomalies ; Lipomas
    Source: Springer Online Journal Archives 1860-2000
    Topics: Medicine
    Notes: Abstract Four boys are described with partial gigantism of the hands and/or feet, pigmented nevi, hemihypertrophy, subcutaneous hamartomatous tumors and macrocephaly, and/or other skull anomalies. Three of these patients showed an accelerated growth in their first years of life. Two suffered from cystiform pulmonary abnormalities. The children showed normal mental development with the exception of one with traumatic brain damage. Parental consanguinity was not disclosed. As a result of a review of the literature, we can say that these cases do not conform to any well defined entity and would appear to represent a ‘new’ syndrome to be categorized under congenital hamartomatous disorders. The mode of inheritance of the undoubtedly genetically determined syndrome is yet not clearly understood. We propose the term Proteus syndrome for this ‘new’ syndrome.
    Type of Medium: Electronic Resource
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  • 9
    ISSN: 1432-1076
    Keywords: New skeletal dysplasia ; Multiple epiphyseal dysplasia ; Delayed maturation of hand feet pelvis sacrum
    Source: Springer Online Journal Archives 1860-2000
    Topics: Medicine
    Notes: Abstract Three brothers with a constitutional skeletal dysplasia characterized by an excessively retarded ossification, principally of the epiphyses, the pelvis, the hands and the feet, are reported. In the hands and feet the retarded ossification is combined with an abnormal modeling of the bones. All the children appeared normal at birth. At the time of examination a moderate degree of dwarfism could be predicted. There was no mental retardation. All laboratory investigations including chromosomal analyses and examination for acid mucopolysaccharides in the urine were normal. Parental consanguinity suggest an autosomal recessive inheritance. There is no resemblance of this disorder to any of the hitherto described groups of constitutional diseases of bones.
    Type of Medium: Electronic Resource
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  • 10
    Electronic Resource
    Electronic Resource
    Springer
    Skeletal radiology 7 (1981), S. 173-177 
    ISSN: 1432-2161
    Keywords: Cockayne's syndrome ; Bone deformities ; Children, growth and development ; Premature aging ; Thymic hormone
    Source: Springer Online Journal Archives 1860-2000
    Topics: Medicine
    Notes: Abstract Cockayne's syndrome is a rare familial disorder characterised clinically by premature aging, appearing progressively from the third year on. The radiological manifestations of eight affected children have been studied and summarised. It is concluded that a skeletal survey can provide a roentgenologic pattern suggesting the diagnosis, even when it is inconclusive from the clinical signs during the first years of life. The aetiology of this syndrome is unknown, but the authors postulate the possible role of a defect of thymic hormone which has been found in all their cases.
    Type of Medium: Electronic Resource
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