Musculoskeletal Key

Any bone can be involved. Most cases occur in the jaw; metaphysis of long bones, especially the distal end of the radius; scapula; and pelvis. Clinical Symptoms and Signs Local…

Radiographically, angiosarcoma usually is a completely lytic, uni- or multilocular lesion, with medullar and cortical permeation. Less commonly, it may be sclerotic or mixed, lytic and sclerotic. It usually has…

Types of biopsies Advantages Disadvantages Closed 1. Core needle or fine need aspiration 2. Image-guided percutaneous biopsy 1. Inexpensive 2. No delay in treatment 3. Fewer operative risks 4. Identify…

Fig. 34.1 Glomus tumor of a finger. Macrophotography showing a well-delimited dark brown nodule Fig. 34.2 Glomus tumor of a finger. Macrophotography of the cut surface of another tumor showing…

Fig. 50.1 (a, b) Intraosseous phalangeal epidermoid cyst. The anteroposterior and lateral radiographs showing the characteristic osteolytic lesion Fig. 50.2 Well-defined round osteolytic lesion in a most common location Fig….

Fig. 64.1 (a, b) Stress fracture in one of the most common location – proximal tibia. Anteroposterior and lateral roentgenograms showing a fracture line with exuberant new bone formation in…

The spine and long bones, especially the femur and tibia, preferably in a non-metaphyseal location, are the more common sites involved. Small long bones of the feet follow in frequency….

Fig. 71.1 (a–e) Indolent systemic mastocytosis: radiographs of the right and left knee in a middle-aged female show extensive involvement of the long bones by variable sclerosis (a). The contour…

Most frequently on the small tubular bones of the hands, where it is the most common tumor. Among the long tubular bones, enchondroma occurs more frequently in the proximal humerus…

Fig. 12.1 Periapical and occlusal radiographs showing a mixed lesion with ill-defined borders in the alveolar ridge, with destruction of the alveolar cortical plate Fig. 12.2 Periapical and occlusal radiographs…