Chest Wall: The Ribs
10.1055/b-0034-87920 Chest Wall: The Ribs Short ribs do not extend as far anteriorly as the sternum; they lead to a decreased chest volume that may cause respiratory insufficiency. The more…
Diaphysis (Long Bones): Terminology of Limb Alteration
10.1055/b-0034-87933 Diaphysis (Long Bones): Terminology of Limb Alteration Dysmelia is the malformation of a limb due to disturbance in embryonic development and may range from mild hypoplasia of a single…
Chest Wall: Clavicle
10.1055/b-0034-87921 Chest Wall: Clavicle Table 5.11 Clavicle: erosions and contour irregularities of the sternoclavicular and acromioclavicular joints Diagnosis Findings Comments Pseudofracture False appearance of midshaft fracture due to rotation or…
Chest Wall: Scapula
10.1055/b-0034-87922 Chest Wall: Scapula Table 5.16 Scapula: hypoplasia Diagnosis Findings Comments Brachial plexus palsy (Erb palsy) Fig. 5.17a, b Variable degrees of hypoplasia of the inferior glenoid with posterior subluxation…
Epiphysis: Overgrowth
10.1055/b-0034-87928 Epiphysis: Overgrowth Solitary overgrowth is most commonly associated with chronic inflammation or chronically increased blood flow. Table 5.30 Epiphyses: solitary overgrowth Diagnosis Findings Comments JIA Fig. 5.42a–c Periarticular osteopenia,…
Joints: Widened Joint Space
10.1055/b-0034-87926 Joints: Widened Joint Space Table 5.24 Joints: joint effusion Diagnosis Findings Comments Toxic synovitis Fig. 5.30a, b Sterile hip aspiration. Patients tend to have less painful hip symptoms than…
Epiphysis: Small Epiphysis
10.1055/b-0034-87929 Epiphysis: Small Epiphysis Table 5.32 Epiphyses: solitary small epiphysis Diagnosis Findings Comments AVN Several different staging systems of AVN illustrate the imaging features of early vs. advanced disease. DD:…
Joints: Narrowed Joint Space and Ankylosis
10.1055/b-0034-87927 Joints: Narrowed Joint Space and Ankylosis Table 5.27 Joints: ankylosis Diagnosis Findings Comments Postsurgical Bone bridges prior to joint. Ankylosis correlates with the locations of fusion; surgical defects and…
Pelvis: Ischium and Pubic Bones
10.1055/b-0034-87925 Pelvis: Ischium and Pubic Bones Table 5.21 Pelvis: widening (diastasis) of the pubic symphysis Diagnosis Findings Comments Trauma Separation of the medial ends of the pubic bones. A second…
Pelvis: Acetabulum
10.1055/b-0034-87923 Pelvis: Acetabulum Table 5.18 Pelvis: increased acetabular angle Diagnosis Findings Comments Developmental dysplasia of the hip Fig. 5.20a–c Fig. 5.21, p. 508 Hypoplastic acetabular roof with later development of…
