Aneurysmal Bone Cyst (Subscribe)  

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Aneurysmal bone cyst (ABC) is a solitary, expansile and erosive lesion of bone. It is found most commonly during the second decade and the ratio of female to male is 2:1. ABC's can be found in any bone in the body. The most common location is the metaphysis of the...

Introduction Differentials Radiograph CT Scan MRI Ultrasound Nuclear Medicine Angiography Intervention Bibliography Background: An aneurysmal bone cyst is an expansile osteolytic lesion with a thin wall, containing blood-filled cystic cavities. The term aneurysmal is derived from its radiographic appearance. Pathophysiology: Trauma is considered an initiating factor in the pathogenesis of...

The aneurysmal bone cyst (ABC) is an expansile cystic lesion that most often affects individuals during their second decade of life and may occur in any bone in the body. Although benign, the ABC can be locally aggressive and can cause extensive weakening of the bony structure and impinge on...

Images from the MedPix image bank USUHS

A neurysmal bone cyst is a benign but locally destructive lesion of the bone characterized by presence of spongy or multiloculated cystic tissue filled with blood. It accounts for 2.5% of all bone tumours. Eighty percent of aneurysmal bone cysts occur in skeletally immature patients who are under age 20...

Objectives Describe the symptoms associated with aneurysmal bone cyst Describe the radiographic and imaging features of aneurysmal bone cyst, including staging by the Musculoskeletal Tumor Society Discuss the etiology of aneurysmal bone cyst Define and discuss "secondary aneurysmal bone cyst" Discuss the natural history of aneurysmal bone cyst Discuss the treatment...

Findings: These are three images of the right wrist in a 13 year old female. There is an expansile lytic lesion involving the metaphysis of the distal ulna. The margins are well-defined and there are multiple internal septations. There is no discrete evidence for periostitis. UHRAD Muskuloskeletal Imaging Teaching Files

Clinical History:12-year-old Hispanic female complaining of a three week history of low back pain radiating to the anterior portion of the left thigh. Pain worsens while walking. Denies fever. Findings: Large expansile lytic lesion involving the posterior elements of the L3 vertebra. This lesion extends into the posterior 2/3 of the...

- non-neoplastic expansile lesion consisting of blood filled spaces separated by connective tissue septa containing bone or osteoid and osteoclast giant cells - etiology unknown - may be primary or secondary; - an uncommon expansile osteolytic lesion of...

Definition An aneurysmal bone cyst is an expansile osteolytic bony lesion composed of blood-filled spaces separated by connective tissue septa of bony trabeculae or osteoid tissue and osteoclast giant cells Diagnostic Radiology/Musculoskeletal Imaging/Tumors Basic/Aneurysmal Bone Cyst From Wikibooks, the open-content textbooks collection

Images of Aneurysmal Bone Cyst radiographs

aneurysmal bone cyst

Radiology case 423-3183