Radiology Key

The Role of the Orthopedic Radiologist Spectacular progress has been made and continues to be made in the field of radiologic imaging. The introduction and constant improvements of new imaging…

Miscellaneous Arthritides and Arthropathies Connective Tissue Arthropathies An overview of the clinical and radiographic hallmarks of the forms of arthritis associated with connective tissue disorders is presented in Table 15.1….

Miscellaneous Metabolic and Endocrine Disorders Familial Idiopathic Hyperphosphatasia Familial idiopathic hyperphosphatasia is a rare autosomal-recessive disorder affecting young children, generally within their first 18 months and exhibiting a striking predilection…

Radiologic Evaluation of Skeletal Anomalies Classification The conditions discussed in this part comprise disturbances in skeletal formation, development, growth, maturation, and modeling. Some of these anomalies arise during fetal development,…

Paget Disease Pathophysiology Paget disease, a relatively common bone disorder, is a chronic, progressive disturbance in bone metabolism that primarily affects older persons. It is slightly more common in men…

Osteoporosis, Rickets, and Osteomalacia Osteoporosis Osteoporosis is a generalized metabolic bone disease characterized by insufficient formation or increased resorption of bone matrix that results in decreased bone mass and microarchitectural…

Radiologic Evaluation of Musculoskeletal Infections Musculoskeletal Infections Infections of the musculoskeletal system can be subdivided into three categories: (a) those involving bones (osteomyelitis); (b) those involving joints (infectious arthritis); and…

Bone Formation and Growth The skeleton is made of cortical and cancellous bones, which are highly specialized forms of connective tissue. Each type of bony tissue has the same basic…

Tumors and Tumor-like Lesions of the Joints Benign Lesions Synovial (Osteo)Chondromatosis Synovial (osteo)chondromatosis (also known as synovial chondromatosis or synovial chondrometaplasia) is an uncommon benign disorder marked by the metaplastic…

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