Radiology Key

Upper Limb II: Elbow Elbow Trauma to the elbow is commonly encountered in all age groups but is particularly common in childhood when children, as toddlers, often sustain elbow injuries….

Radiologic Evaluation of the Arthritides In its general meaning, the term arthritis indicates an abnormality of the joint as the result of a degenerative, inflammatory, infectious, or metabolic process (Fig….

Malignant Bone Tumors II: Miscellaneous Tumors Fibrosarcoma and Malignant Fibrous Histiocytoma Fibrosarcoma and malignant fibrous histiocytoma (MFH) are malignant fibrogenic tumors that have very similar radiographic presentations and histologic patterns….

Spine Fractures of the vertebral column are important not only because of the structures involved but also because of the complications that may arise affecting the spinal cord. Constituting approximately…

Benign Tumors and Tumor-Like Lesions II: Lesions of Cartilaginous Origin Benign Chondroblastic Lesions Diagnosis of a bone lesion as originating from cartilage is usually a simple task for the radiologist….

Inflammatory Arthritides The inflammatory arthritides comprise a group of different and for the most part systemic disorders (see Fig. 12.1) that have in common one important feature: inflammatory pannus eroding…

Degenerative Joint Disease Osteoarthritis Degenerative joint disease (osteoarthritis, osteoarthrosis) is the most common form of arthritis. In its primary (idiopathic) form, it affects individuals aged 50 years and older; in…

Malignant Bone Tumors I: Osteosarcomas and Chondrosarcomas Osteosarcomas Osteosarcoma (osteogenic sarcoma) is one of the most common primary malignant bone tumors, comprising approximately 20% of all primary bone malignancies. There…

Lower Limb III: Ankle and Foot Ankle and Foot The ankle is the most frequently injured of all the major weight-bearing joints in the body. Most victims are young adults…

Lower Limb I: Pelvic Girdle, Sacrum, and Proximal Femur Pelvic Girdle Fractures involving the structures of the pelvic girdle, which are usually sustained in motor vehicle accidents or falls from…