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KEY FACTS
Terminology
Imaging
Top Differential Diagnoses
Pathology
TERMINOLOGY
Abbreviations
- Superior labrum anterior-posterior (SLAP) tear
Synonyms
- Extended SLAP: types V-XII SLAP tears
- Type IX: triple labral lesion, 360° labral tear
Definitions
- Tear of superior labrum anterior to posterior, which also involves other ligaments or portions of labrum
IMAGING
General Features
MR Findings
Imaging Recommendations
DIFFERENTIAL DIAGNOSIS
PATHOLOGY
General Features
Staging, Grading, & Classification
Gross Pathologic & Surgical Features
CLINICAL ISSUES
Presentation
Demographics
Natural History & Prognosis
Treatment
DIAGNOSTIC CHECKLIST
Consider
Reporting Tips
Selected References
- Choi BH et al: Superior labral cleft after superior labral anterior-to-posterior tear repair: CT arthrographic features and correlation with clinical outcome. Radiology. 278(2):441-8, 2016
- Virk MS et al: Superior labrum anterior to posterior tears and glenohumeral instability. Instr Course Lect. 62:501-14, 2013
- Borrero CG et al: Magnetic resonance appearance of posterosuperior labral peel back during humeral abduction and external rotation. Skeletal Radiol. 39(1):19-26, 2010
- Holzapfel K et al: Inter- and intraobserver variability of MR arthrography in the detection and classification of superior labral anterior posterior (SLAP) lesions: evaluation in 78 cases with arthroscopic correlation. Eur Radiol. 20(3):666-73, 2010
- Lin E: Magnetic resonance arthrography of superior labrum anterior-posterior lesions: a practical approach to interpretation. Curr Probl Diagn Radiol. 38(2):91-7, 2009
- Chang D et al: SLAP lesions: anatomy, clinical presentation, MR imaging diagnosis and characterization. Eur J Radiol. 68(1):72-87, 2008
- Pandya NK et al: Physical examination and magnetic resonance imaging in the diagnosis of superior labrum anterior-posterior lesions of the shoulder: a sensitivity analysis. Arthroscopy. 24(3):311-7, 2008
- Jin W et al: MR arthrography in the differential diagnosis of type II superior labral anteroposterior lesion and sublabral recess. AJR Am J Roentgenol. 187(4):887-93, 2006
- Tuite MJ et al: Width of high signal and extension posterior to biceps tendon as signs of superior labrum anterior to posterior tears on MRI and MR arthrography. AJR Am J Roentgenol. 185(6):1422-8, 2005
- Waldt S et al: Diagnostic performance of MR arthrography in the assessment of superior labral anteroposterior lesions of the shoulder. AJR Am J Roentgenol. 182(5):1271-8, 2004
- Lee JH et al: Diagnosis of SLAP lesions with Grashey-view arthrography. Skeletal Radiol. 32(7):388-95, 2003
- Mohana-Borges AV et al: Superior labral anteroposterior tear: classification and diagnosis on MRI and MR arthrography. AJR Am J Roentgenol. 181(6):1449-62, 2003
- Jee WH et al: Superior labral anterior posterior (SLAP) lesions of the glenoid labrum: reliability and accuracy of MR arthrography for diagnosis. Radiology. 218(1):127-32, 2001
- Savoie FH 3rd et al: Anterior superior instability with rotator cuff tearing: SLAC lesion. Orthop Clin North Am. 32(3):457-61, ix, 2001
- Bencardino JT et al: Superior labrum anterior-posterior lesions: diagnosis with MR arthrography of the shoulder. Radiology. 214(1):267-71, 2000
- Tuite MJ et al: Superior labrum anterior-posterior (SLAP) tears: evaluation of three MR signs on T2-weighted images. Radiology. 215(3):841-5, 2000
- Chan KK et al: Superior labral anteroposterior lesions: MR arthrography with arm traction. AJR Am J Roentgenol. 173(4):1117-22, 1999
- Monu JU et al: MR diagnosis of superior labral anterior posterior (SLAP) injuries of the glenoid labrum: value of routine imaging without intraarticular injection of contrast material. AJR Am J Roentgenol. 163(6):1425-9, 1994
- Smith AM et al: SLAP lesions of the glenoid labrum diagnosed with MR imaging. Skeletal Radiol. 22(7):507-10, 1993
- Cartland JP et al: MR imaging in the evaluation of SLAP injuries of the shoulder: findings in 10 patients. AJR Am J Roentgenol. 159(4):787-92, 1992
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References
Tables
Tables
KEY FACTS
Terminology
Imaging
Top Differential Diagnoses
Pathology
TERMINOLOGY
Abbreviations
- Superior labrum anterior-posterior (SLAP) tear
Synonyms
- Extended SLAP: types V-XII SLAP tears
- Type IX: triple labral lesion, 360° labral tear
Definitions
- Tear of superior labrum anterior to posterior, which also involves other ligaments or portions of labrum
IMAGING
General Features
MR Findings
Imaging Recommendations
DIFFERENTIAL DIAGNOSIS
PATHOLOGY
General Features
Staging, Grading, & Classification
Gross Pathologic & Surgical Features
CLINICAL ISSUES
Presentation
Demographics
Natural History & Prognosis
Treatment
DIAGNOSTIC CHECKLIST
Consider
Reporting Tips
Selected References
- Choi BH et al: Superior labral cleft after superior labral anterior-to-posterior tear repair: CT arthrographic features and correlation with clinical outcome. Radiology. 278(2):441-8, 2016
- Virk MS et al: Superior labrum anterior to posterior tears and glenohumeral instability. Instr Course Lect. 62:501-14, 2013
- Borrero CG et al: Magnetic resonance appearance of posterosuperior labral peel back during humeral abduction and external rotation. Skeletal Radiol. 39(1):19-26, 2010
- Holzapfel K et al: Inter- and intraobserver variability of MR arthrography in the detection and classification of superior labral anterior posterior (SLAP) lesions: evaluation in 78 cases with arthroscopic correlation. Eur Radiol. 20(3):666-73, 2010
- Lin E: Magnetic resonance arthrography of superior labrum anterior-posterior lesions: a practical approach to interpretation. Curr Probl Diagn Radiol. 38(2):91-7, 2009
- Chang D et al: SLAP lesions: anatomy, clinical presentation, MR imaging diagnosis and characterization. Eur J Radiol. 68(1):72-87, 2008
- Pandya NK et al: Physical examination and magnetic resonance imaging in the diagnosis of superior labrum anterior-posterior lesions of the shoulder: a sensitivity analysis. Arthroscopy. 24(3):311-7, 2008
- Jin W et al: MR arthrography in the differential diagnosis of type II superior labral anteroposterior lesion and sublabral recess. AJR Am J Roentgenol. 187(4):887-93, 2006
- Tuite MJ et al: Width of high signal and extension posterior to biceps tendon as signs of superior labrum anterior to posterior tears on MRI and MR arthrography. AJR Am J Roentgenol. 185(6):1422-8, 2005
- Waldt S et al: Diagnostic performance of MR arthrography in the assessment of superior labral anteroposterior lesions of the shoulder. AJR Am J Roentgenol. 182(5):1271-8, 2004
- Lee JH et al: Diagnosis of SLAP lesions with Grashey-view arthrography. Skeletal Radiol. 32(7):388-95, 2003
- Mohana-Borges AV et al: Superior labral anteroposterior tear: classification and diagnosis on MRI and MR arthrography. AJR Am J Roentgenol. 181(6):1449-62, 2003
- Jee WH et al: Superior labral anterior posterior (SLAP) lesions of the glenoid labrum: reliability and accuracy of MR arthrography for diagnosis. Radiology. 218(1):127-32, 2001
- Savoie FH 3rd et al: Anterior superior instability with rotator cuff tearing: SLAC lesion. Orthop Clin North Am. 32(3):457-61, ix, 2001
- Bencardino JT et al: Superior labrum anterior-posterior lesions: diagnosis with MR arthrography of the shoulder. Radiology. 214(1):267-71, 2000
- Tuite MJ et al: Superior labrum anterior-posterior (SLAP) tears: evaluation of three MR signs on T2-weighted images. Radiology. 215(3):841-5, 2000
- Chan KK et al: Superior labral anteroposterior lesions: MR arthrography with arm traction. AJR Am J Roentgenol. 173(4):1117-22, 1999
- Monu JU et al: MR diagnosis of superior labral anterior posterior (SLAP) injuries of the glenoid labrum: value of routine imaging without intraarticular injection of contrast material. AJR Am J Roentgenol. 163(6):1425-9, 1994
- Smith AM et al: SLAP lesions of the glenoid labrum diagnosed with MR imaging. Skeletal Radiol. 22(7):507-10, 1993
- Cartland JP et al: MR imaging in the evaluation of SLAP injuries of the shoulder: findings in 10 patients. AJR Am J Roentgenol. 159(4):787-92, 1992
