Radiology Key

Lower Limb II: Knee Knee The vulnerability of the knee, the largest joint in the body, to direct trauma makes knee injuries very common throughout life. Most acute injury to…

Anomalies of the Upper and Lower Limbs Anomalies of the Shoulder Girdle and Upper Limbs Congenital Elevation of the Scapula Sprengel deformity, as congenital elevation of the scapula is also…

Osteomyelitis, Infectious Arthritis, and Soft-Tissue Infections Osteomyelitis Osteomyelitis can generally be divided into pyogenic and nonpyogenic types. The former may be further classified, on the basis of clinical findings, as…

Benign Tumors and Tumor-like Lesions IV: Miscellaneous Lesions Simple Bone Cyst The simple bone cyst (SBC), also called a unicameral bone cyst, is a tumor-like lesion of unknown cause, representing…

Radiologic Evaluation of Tumors and Tumor-like Lesions Classification of Tumors and Tumor-like Lesions Tumors, including tumor-like lesions, can generally be divided into two groups: benign and malignant. The latter group…

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….

Scoliosis and Anomalies with General Affliction of the Skeleton Scoliosis Regardless of its cause (Fig. 33.1), scoliosis is defined as a lateral curvature of the spine occurring in the coronal…

Imaging Techniques in Orthopedics Choice of Imaging Modality In this chapter, the principles and limitations of current imaging techniques are described. Understanding the basis of the imaging modalities available to…

Benign Tumors and Tumor-Like Lesions I: Bone-Forming Lesions Benign Bone-Forming (Osteoblastic) Lesions Bone-forming neoplasms are characterized by the formation of osteoid or mature bone directly by the tumor cells. They…

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….