10.1055/b-0034-87893 Sutures and Fontanelles: Nonlinear Lucencies, Single or Multiple Table 4.4 Nonlinear lucencies Diagnosis Findings Comments Emissary veins Round smooth-bordered “holes” in the calvaria, marginal sclerosis, typical anatomic location. An…
10.1055/b-0034-87890 Sutures and Fontanelles The width of the sutures is highly variable in neonates; therefore, measurements are not reliable. Plain film, ultrasound (US), and computed tomography (CT) can be used…
10.1055/b-0034-87892 Sutures and Fontanelles: Linear Lucencies Linear structural discontinuities may be observed at the level of the inner table, outer table, or diploë, or may entail the full thickness of…
10.1055/b-0034-87899 The Orbits: Orbital Masses Table 4.33 Globe Diagnosis Findings Comments Retinoblastoma Fig. 4.122, p. 374 Fig. 4.123, p. 374 Radiograph/CT: usually calcified mass in child < 3 y. (see…
10.1055/b-0034-87894 Sutures and Fontanelles: Craniosynostosis Craniosynostosis is a premature fusion of cranial sutures in infants that may lead to profound changes in craniofacial shape. These changes are a result of…
10.1055/b-0034-87897 The Orbits Table 4.24 Small orbit Diagnosis Findings Comments Anophthalmia/microphthalmia CT/MRI: proportionate decrease in size of orbit on all imaging modalities. Absent ocular tissue in anopthalmia. Small complete globe…
10.1055/b-0034-87905 The Neck: The Salivary Glands Table 4.50 Unilateral masses Diagnosis Findings Comments Pleiomorphic adenoma US: solid, well-defined, homogeneous, hypoechoic mass ± echogenic foci, with calcification. CT: If small, well-marginated…
10.1055/b-0034-87906 The Neck: Thyroid Gland Table 4.52 Enlarged thyroid Diagnosis Findings Comments Goiter US: Diffusely enlarged hypoechoic gland with increased vascularity. If multinodular, goiter is enlarged and asymmetrical with several…
10.1055/b-0034-87903 Oral Cavity: The Jaw and Teeth Table 4.41 Cystic lesions: dental Diagnosis Findings Comments Periodontal/radicular cyst/periapical cyst Radiograph (panorex): well-circumscribed radiolucency around apex of tooth surrounded by thin rim…
