Hands and Feet: Soft-Tissue Alterations

Jul 12, 2020 by in PEDIATRIC IMAGING Comments Off on Hands and Feet: Soft-Tissue Alterations

10.1055/b-0034-87940 Hands and Feet: Soft-Tissue Alterations Table 5.66 Hands and feet: soft-tissue calcifications (localized) Diagnosis Posttraumatic Iatrogenic Myositis ossificans Fig. 5.107 Fig. 5.108a–c Hemangioma Fig. 5.109a–c, p. 570 Lipoma Subcutaneous…

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Periosteal Reaction

Jul 12, 2020 by in PEDIATRIC IMAGING Comments Off on Periosteal Reaction

10.1055/b-0034-87942 Periosteal Reaction The periosteum is a membrane that covers the majority of bone except at locations at and near cartilage. How periosteum responds to stimuli (e.g., trauma, infection, metabolic…

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Bone Marrow Patterns

Jul 12, 2020 by in PEDIATRIC IMAGING Comments Off on Bone Marrow Patterns

10.1055/b-0034-87943 Bone Marrow Patterns Table 5.88 Bone marrow: foci of increased T2-weighted signal intensity Diagnosis Findings Comments Normal variation in residual red marrow and/or vascular channels Fig. 5.170a, b Fig….

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Changes in Bone Density: Increased

Jul 12, 2020 by in PEDIATRIC IMAGING Comments Off on Changes in Bone Density: Increased

10.1055/b-0034-87944 Changes in Bone Density: Increased Table 5.91 Bone density: increased density (osteosclerosis) Diagnosis Findings Comments Osteosclerosis of premature infants and neonates Generalized increased density of all the bones. Physiologic…

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Changes in Bone Density: Decreased

Jul 12, 2020 by in PEDIATRIC IMAGING Comments Off on Changes in Bone Density: Decreased

10.1055/b-0034-87945 Changes in Bone Density: Decreased Several terms are commonly used to describe the decreased density of bones. Osteoporosis is a disease of reduced bone mineral density that leads to…

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Skeletal Maturation

Jul 12, 2020 by in PEDIATRIC IMAGING Comments Off on Skeletal Maturation

10.1055/b-0034-87946 Skeletal Maturation Table 5.93 Skeletal maturation: accelerated maturation Diagnosis Comments Endocrine Comparison with an atlas of normal maturation will show the acceleration. Prolonged elevation in sex steroids. DD: precocious…

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Lethal Dysplasias

Jul 12, 2020 by in PEDIATRIC IMAGING Comments Off on Lethal Dysplasias

10.1055/b-0034-87947 Lethal Dysplasias Lethal skeletal dysplasias have been classified into 11 major categories and the genes responsible are known for several. Several may be diagnosed prenatally. The more common ones…

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Fracture Dating

Jul 12, 2020 by in PEDIATRIC IMAGING Comments Off on Fracture Dating

10.1055/b-0034-87948 Fracture Dating Estimation of fracture age should be approached with caution. The current timeline for estimating fracture age ( Table 5.97 ) is based on anecdotal experience of seasoned…

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Child Abuse

Jul 12, 2020 by in PEDIATRIC IMAGING Comments Off on Child Abuse

10.1055/b-0034-87949 Child Abuse Table 5.98 Child abuse: conditions that masquerade as child abuse and simulate the classic metaphyseal lesion (see Table 5.44) Diagnosis Comments Birth trauma After low segment cesarean…

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Metaphysis

Jul 12, 2020 by in PEDIATRIC IMAGING Comments Off on Metaphysis

10.1055/b-0034-87932 Metaphysis The Erlenmeyer flask shape describes the distal femur when the metaphysis is broad and the transition zone of the diaphysis is wide ( Fig. 5.67 ). The Erlenmeyer…

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