Ossification at glenoid attachment of posterior band of inferior glenohumeral ligament (PBIGL)
IMAGING
General Features
Radiographic Findings
CT Findings
MR Findings
Imaging Recommendations
DIFFERENTIAL DIAGNOSIS
PATHOLOGY
General Features
Staging, Grading, & Classification
Gross Pathologic & Surgical Features
CLINICAL ISSUES
Presentation
Demographics
Treatment
DIAGNOSTIC CHECKLIST
Consider
Selected References
Karcich J et al: Bennett lesions in overhead athletes and associated shoulder abnormalities on MRI. Skeletal Radiol. 48(8):1233-40, 2019
Pohlgeers KM et al: Infraspinatus atrophy in a volleyball player: a case of a Bennett lesion causing nerve impingement. Curr Sports Med Rep. 13(6):358-60, 2014
Ouellette H et al: Spectrum of shoulder injuries in the baseball pitcher. Skeletal Radiol. 37(6):491-8, 2008
Nakagawa S et al: Superior Bennett lesion: a bone fragment at the posterosuperior glenoid rim in 5 athletes. Arthroscopy. 23(10):1135, 2007
Nakagawa S et al: Posterior shoulder pain in throwing athletes with a Bennett lesion: factors that influence throwing pain. J Shoulder Elbow Surg. 15(1):72-7, 2006
Wright RW et al: Prevalence of the Bennett lesion of the shoulder in major league pitchers. Am J Sports Med. 32(1):121-4, 2004
Yoneda M et al: Arthroscopic removal of symptomatic Bennett lesions in the shoulders of baseball players: arthroscopic Bennett-plasty. Am J Sports Med. 30(5):728-36, 2002
De Maeseneer M et al: The Bennett lesion of the shoulder. J Comput Assist Tomogr. 22(1):31-4, 1998
Ferrari JD et al: Posterior ossification of the shoulder: the Bennett lesion. Etiology, diagnosis, and treatment. Am J Sports Med. 22(2):171-5; discussion 175-6, 1994
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
TERMINOLOGY
Synonyms
Posterior glenoid exostosis, thrower exostosis
Definitions
Ossification at glenoid attachment of posterior band of inferior glenohumeral ligament (PBIGL)
IMAGING
General Features
Radiographic Findings
CT Findings
MR Findings
Imaging Recommendations
DIFFERENTIAL DIAGNOSIS
PATHOLOGY
General Features
Staging, Grading, & Classification
Gross Pathologic & Surgical Features
CLINICAL ISSUES
Presentation
Demographics
Treatment
DIAGNOSTIC CHECKLIST
Consider
Selected References
Karcich J et al: Bennett lesions in overhead athletes and associated shoulder abnormalities on MRI. Skeletal Radiol. 48(8):1233-40, 2019
Pohlgeers KM et al: Infraspinatus atrophy in a volleyball player: a case of a Bennett lesion causing nerve impingement. Curr Sports Med Rep. 13(6):358-60, 2014
Ouellette H et al: Spectrum of shoulder injuries in the baseball pitcher. Skeletal Radiol. 37(6):491-8, 2008
Nakagawa S et al: Superior Bennett lesion: a bone fragment at the posterosuperior glenoid rim in 5 athletes. Arthroscopy. 23(10):1135, 2007
Nakagawa S et al: Posterior shoulder pain in throwing athletes with a Bennett lesion: factors that influence throwing pain. J Shoulder Elbow Surg. 15(1):72-7, 2006
Wright RW et al: Prevalence of the Bennett lesion of the shoulder in major league pitchers. Am J Sports Med. 32(1):121-4, 2004
Yoneda M et al: Arthroscopic removal of symptomatic Bennett lesions in the shoulders of baseball players: arthroscopic Bennett-plasty. Am J Sports Med. 30(5):728-36, 2002
De Maeseneer M et al: The Bennett lesion of the shoulder. J Comput Assist Tomogr. 22(1):31-4, 1998
Ferrari JD et al: Posterior ossification of the shoulder: the Bennett lesion. Etiology, diagnosis, and treatment. Am J Sports Med. 22(2):171-5; discussion 175-6, 1994
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