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,…
Radiologic Evaluation of Metabolic and Endocrine Disorders Composition and Production of Bone Bone tissue consists of two types of material: (a) an extracellular material, which includes organic matrix or osteoid…
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….
