The Skull Base
10.1055/b-0034-87895 The Skull Base The skull base is one of the most complex regions of the human body because of its intricate network of neural, vascular, and lymphatic structures. An…
Sutures and Fontanelles: Widened Sutures as a Symptom of Defective Ossification
10.1055/b-0034-87891 Sutures and Fontanelles: Widened Sutures as a Symptom of Defective Ossification In this instance, no signs of increased ICP are present. Usually, the suture has sharp edges without prominent…
Sutures and Fontanelles: Nonlinear Lucencies, Single or Multiple
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…
Sutures and Fontanelles
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…
Sutures and Fontanelles: Linear Lucencies
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…
The Orbits: Orbital Masses
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…
Sutures and Fontanelles: Craniosynostosis
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…
The Orbits
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…
The Neck: The Salivary Glands
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…
