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KEY FACTS
Terminology
Imaging
Top Differential Diagnoses
Clinical Issues
Diagnostic Checklist
TERMINOLOGY
Synonyms
- Not periosteal sleeve avulsion (as patella does not have periosteum)
Definitions
- Avulsion injury of patella in skeletally immature patients
- Small ossific fragment & larger sleeve of unossified "epiphyseal" cartilage are avulsed from patella at
- Inferior pole by patellar tendon (more common)
- Superior pole by quadriceps tendon (less common)
- ± articular cartilage injury
- Small ossific fragment & larger sleeve of unossified "epiphyseal" cartilage are avulsed from patella at
- Avulsion injury of patella in skeletally immature patients
IMAGING
General Features
Imaging Recommendations
DIFFERENTIAL DIAGNOSIS
PATHOLOGY
General Features
CLINICAL ISSUES
Presentation
Demographics
Natural History & Prognosis
Treatment
DIAGNOSTIC CHECKLIST
Consider
Selected References
- Sousa PL et al: Nonoperative management of minimally displaced patellar sleeve fractures. J Knee Surg. ePub, 2019
- Bradko V et al: Two cases of combined patellar tendon avulsion from the tibia and patella. SICOT J. 4:17, 2018
- Lindor RA et al: Patellar fracture with sleeve avulsion. N Engl J Med. 375(24):e49, 2016
- Stepanovich MT et al: Combined tibial tubercle avulsion fracture and patellar avulsion fracture: an unusual variant in an adolescent patient. Am J Orthop (Belle Mead NJ). 45(1):E31-4, 2016
- Merrow AC et al: Avulsion fractures of the pediatric knee. Pediatr Radiol. 44(11):1436-45; quiz 1433-6, 2014
- Shih KS et al: Simultaneous bilateral sleeve fracture of the patellae in a preadolescent athlete. ANZ J Surg. 84(10):791-2, 2014
- Malone A et al: Bilateral sleeve fractures of the patella in a 12-year-old boy with hereditary spastic paraparesis and crouch gait. BMJ Case Rep. 2013, 2013
- Dwek JR: The periosteum: what is it, where is it, and what mimics it in its absence? Skeletal Radiol. 39(4):319-23, 2010
- Dupuis CS et al: Injuries and conditions of the extensor mechanism of the pediatric knee. Radiographics. 29(3):877-86, 2009
- Gao GX et al: Sleeve fracture of the patella in children. J Orthop Surg (Hong Kong). 16(1):43-6, 2008
- Maripuri SN et al: Sleeve fracture of the superior pole of the patella with an intra-articular dislocation. A case report. J Bone Joint Surg Am. 90(2):385-9, 2008
- Khanna G et al: Sleeve fracture at the superior pole of the patella. Pediatr Radiol. 37(7):720-3, 2007
- Ditchfield A et al: Case reports. Ultrasound diagnosis of sleeve fracture of the patella. Clin Radiol. 55(9):721-2, 2000
- Bates DG et al: Patellar sleeve fracture: demonstration with MR imaging. Radiology. 193(3):825-7, 1994
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References
Tables
Tables
KEY FACTS
Terminology
Imaging
Top Differential Diagnoses
Clinical Issues
Diagnostic Checklist
TERMINOLOGY
Synonyms
- Not periosteal sleeve avulsion (as patella does not have periosteum)
Definitions
- Avulsion injury of patella in skeletally immature patients
- Small ossific fragment & larger sleeve of unossified "epiphyseal" cartilage are avulsed from patella at
- Inferior pole by patellar tendon (more common)
- Superior pole by quadriceps tendon (less common)
- ± articular cartilage injury
- Small ossific fragment & larger sleeve of unossified "epiphyseal" cartilage are avulsed from patella at
- Avulsion injury of patella in skeletally immature patients
IMAGING
General Features
Imaging Recommendations
DIFFERENTIAL DIAGNOSIS
PATHOLOGY
General Features
CLINICAL ISSUES
Presentation
Demographics
Natural History & Prognosis
Treatment
DIAGNOSTIC CHECKLIST
Consider
Selected References
- Sousa PL et al: Nonoperative management of minimally displaced patellar sleeve fractures. J Knee Surg. ePub, 2019
- Bradko V et al: Two cases of combined patellar tendon avulsion from the tibia and patella. SICOT J. 4:17, 2018
- Lindor RA et al: Patellar fracture with sleeve avulsion. N Engl J Med. 375(24):e49, 2016
- Stepanovich MT et al: Combined tibial tubercle avulsion fracture and patellar avulsion fracture: an unusual variant in an adolescent patient. Am J Orthop (Belle Mead NJ). 45(1):E31-4, 2016
- Merrow AC et al: Avulsion fractures of the pediatric knee. Pediatr Radiol. 44(11):1436-45; quiz 1433-6, 2014
- Shih KS et al: Simultaneous bilateral sleeve fracture of the patellae in a preadolescent athlete. ANZ J Surg. 84(10):791-2, 2014
- Malone A et al: Bilateral sleeve fractures of the patella in a 12-year-old boy with hereditary spastic paraparesis and crouch gait. BMJ Case Rep. 2013, 2013
- Dwek JR: The periosteum: what is it, where is it, and what mimics it in its absence? Skeletal Radiol. 39(4):319-23, 2010
- Dupuis CS et al: Injuries and conditions of the extensor mechanism of the pediatric knee. Radiographics. 29(3):877-86, 2009
- Gao GX et al: Sleeve fracture of the patella in children. J Orthop Surg (Hong Kong). 16(1):43-6, 2008
- Maripuri SN et al: Sleeve fracture of the superior pole of the patella with an intra-articular dislocation. A case report. J Bone Joint Surg Am. 90(2):385-9, 2008
- Khanna G et al: Sleeve fracture at the superior pole of the patella. Pediatr Radiol. 37(7):720-3, 2007
- Ditchfield A et al: Case reports. Ultrasound diagnosis of sleeve fracture of the patella. Clin Radiol. 55(9):721-2, 2000
- Bates DG et al: Patellar sleeve fracture: demonstration with MR imaging. Radiology. 193(3):825-7, 1994
