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KEY FACTS
Terminology
Imaging
Top Differential Diagnoses
Pathology
Clinical Issues
Diagnostic Checklist
TERMINOLOGY
Abbreviations
Aneurysmal bone cyst (ABC)
Synonyms
Benign central giant cell tumor, central giant cell lesion
Definitions
Reactive lesion of bone that contains many large blood-filled spaces separated by connective tissue septa and containing giant cells
Devoid of epithelial lining; therefore, not true cyst
Hydraulic-appearing outer margins ("ballooning" of cortex) gave rise to term "aneurysmal"
IMAGING
General Features
CT Findings
MR Findings
DIFFERENTIAL DIAGNOSIS
PATHOLOGY
General Features
Gross Pathologic & Surgical Features
CLINICAL ISSUES
Presentation
Demographics
Natural History & Prognosis
Treatment
DIAGNOSTIC CHECKLIST
Image Interpretation Pearls
Selected References
Ettl T et al: Recurrent aneurysmal bone cyst of the mandibular condyle with soft tissue extension. Int J Oral Maxillofac Surg. 38(6):699-703, 2009
Park W et al: Intraosseous lesion in mandibular condyle mimicking temporomandibular disorders: report of 3 cases. J Orofac Pain. 22(1):65-70, 2008
Smolka W et al: Aneurysmal bone cyst of the tuberculum articulare of the temporomandibular joint: a case report. Quintessence Int. 39(8):679-83, 2008
Warner BF et al: Temporomandibular joint neoplasms and pseudotumors. Adv Anat Pathol. 7(6):365-81, 2000
Svensson B et al: Benign osteoblastoma associated with an aneurysmal bone cyst of the mandibular ramus and condyle. Oral Surg Oral Med Oral Pathol. 76(4):433-6, 1993
Related Anatomy
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Related Differential Diagnoses
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References
Tables
Tables
KEY FACTS
Terminology
Imaging
Top Differential Diagnoses
Pathology
Clinical Issues
Diagnostic Checklist
TERMINOLOGY
Abbreviations
Aneurysmal bone cyst (ABC)
Synonyms
Benign central giant cell tumor, central giant cell lesion
Definitions
Reactive lesion of bone that contains many large blood-filled spaces separated by connective tissue septa and containing giant cells
Devoid of epithelial lining; therefore, not true cyst
Hydraulic-appearing outer margins ("ballooning" of cortex) gave rise to term "aneurysmal"
IMAGING
General Features
CT Findings
MR Findings
DIFFERENTIAL DIAGNOSIS
PATHOLOGY
General Features
Gross Pathologic & Surgical Features
CLINICAL ISSUES
Presentation
Demographics
Natural History & Prognosis
Treatment
DIAGNOSTIC CHECKLIST
Image Interpretation Pearls
Selected References
Ettl T et al: Recurrent aneurysmal bone cyst of the mandibular condyle with soft tissue extension. Int J Oral Maxillofac Surg. 38(6):699-703, 2009
Park W et al: Intraosseous lesion in mandibular condyle mimicking temporomandibular disorders: report of 3 cases. J Orofac Pain. 22(1):65-70, 2008
Smolka W et al: Aneurysmal bone cyst of the tuberculum articulare of the temporomandibular joint: a case report. Quintessence Int. 39(8):679-83, 2008
Warner BF et al: Temporomandibular joint neoplasms and pseudotumors. Adv Anat Pathol. 7(6):365-81, 2000
Svensson B et al: Benign osteoblastoma associated with an aneurysmal bone cyst of the mandibular ramus and condyle. Oral Surg Oral Med Oral Pathol. 76(4):433-6, 1993
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