Necrosis of cellular elements of bone most commonly 2° to ischemia
IMAGING
General Features
Radiographic Findings
CT Findings
MR Findings
Nuclear Medicine Findings
Imaging Recommendations
DIFFERENTIAL DIAGNOSIS
PATHOLOGY
General Features
Staging, Grading, & Classification
Gross Pathologic & Surgical Features
Microscopic Features
CLINICAL ISSUES
Presentation
Demographics
Natural History & Prognosis
Treatment
DIAGNOSTIC CHECKLIST
Consider
Reporting Tips
Selected References
Crim J et al: Comparison of radiographic and pathologic diagnosis of osteonecrosis of the femoral head. AJR Am J Roentgenol. 216(4):1014-21, 2021
Mont MA et al: Nontraumatic osteonecrosis of the femoral head: where do we stand today?: a 5-year update. J Bone Joint Surg Am. 102(12):1084-99, 2020
Yoon BH et al: The 2019 Revised Version of Association Research Circulation Osseous Staging System of Osteonecrosis of the Femoral Head. J Arthroplasty. 35(4):933-40, 2020
Large TM et al: Posttraumatic avascular necrosis after proximal femur, proximal humerus, talar neck, and scaphoid fractures. J Am Acad Orthop Surg. 27(21):794-805, 2019
Hu LB et al: Osteonecrosis of the femoral head: using CT, MRI and gross specimen to characterize the location, shape and size of the lesion. Br J Radiol. 88(1046):20140508, 2015
Koren L et al: Hyperbaric oxygen for stage I and II femoral head osteonecrosis. Orthopedics. 38(3):e200-5, 2015
Lee GC et al: How do radiologists evaluate osteonecrosis? Skeletal Radiol. 43(5):607-14, 2014
Theysohn JM et al: Hip imaging of avascular necrosis at 7 Tesla compared with 3 Tesla. Skeletal Radiol. 43(5):623-32, 2014
Vahid Farahmandi M et al: Midterm results of treating femoral head osteonecrosis with autogenous corticocancellous bone grafting. Trauma Mon. 19(4):e17092, 2014
Viana SL et al: MRI of subchondral fractures: a review. Skeletal Radiol. 43(11):1515-27, 2014
Sakamoto Y et al: Osteonecrosis of the femoral head extending into the femoral neck. Skeletal Radiol. 42(3):433-6, 2013
Ikemura S et al: MRI evaluation of collapsed femoral heads in patients 60 years old or older: Differentiation of subchondral insufficiency fracture from osteonecrosis of the femoral head. AJR Am J Roentgenol. 195(1):W63-8, 2010
Iwasaki K et al: Subchondral insufficiency fracture of the femoral head after liver transplantation. Skeletal Radiol. 38(9):925-8, 2009
Min BW et al: Untreated asymptomatic hips in patients with osteonecrosis of the femoral head. Clin Orthop Relat Res. 466(5):1087-92, 2008
Ha YC et al: Prediction of collapse in femoral head osteonecrosis: a modified Kerboul method with use of magnetic resonance images. J Bone Joint Surg Am. 88 Suppl 3:35-40, 2006
Ito H et al: Relationship between bone marrow edema and development of symptoms in patients with osteonecrosis of the femoral head. AJR Am J Roentgenol. 186(6):1761-70, 2006
Huang GS et al: MR imaging of bone marrow edema and joint effusion in patients with osteonecrosis of the femoral head: relationship to pain. AJR Am J Roentgenol. 181(2):545-9, 2003
Stevens K et al: Subchondral fractures in osteonecrosis of the femoral head: comparison of radiography, CT, and MR imaging. AJR Am J Roentgenol. 180(2):363-8, 2003
Fujioka M et al: Initial changes of non-traumatic osteonecrosis of femoral head in fat suppression images: bone marrow edema was not found before the appearance of band patterns. Magn Reson Imaging. 19(7):985-91, 2001
Zurlo JV: The double-line sign. Radiology. 212(2):541-2, 1999
Poggi JJ et al: Changes on magnetic resonance images after traumatic hip dislocation. Clin Orthop Relat Res. (319):249-59, 1995
Steinberg ME et al: A quantitative system for staging avascular necrosis. J Bone Joint Surg Br. 77(1):34-41, 1995
Vande Berg BE et al: MR imaging of avascular necrosis and transient marrow edema of the femoral head. Radiographics. 13(3):501-20, 1993
Mitchell DG et al: Femoral head avascular necrosis: correlation of MR imaging, radiographic staging, radionuclide imaging, and clinical findings. Radiology. 162(3):709-15, 1987
Necrosis of cellular elements of bone most commonly 2° to ischemia
IMAGING
General Features
Radiographic Findings
CT Findings
MR Findings
Nuclear Medicine Findings
Imaging Recommendations
DIFFERENTIAL DIAGNOSIS
PATHOLOGY
General Features
Staging, Grading, & Classification
Gross Pathologic & Surgical Features
Microscopic Features
CLINICAL ISSUES
Presentation
Demographics
Natural History & Prognosis
Treatment
DIAGNOSTIC CHECKLIST
Consider
Reporting Tips
Selected References
Crim J et al: Comparison of radiographic and pathologic diagnosis of osteonecrosis of the femoral head. AJR Am J Roentgenol. 216(4):1014-21, 2021
Mont MA et al: Nontraumatic osteonecrosis of the femoral head: where do we stand today?: a 5-year update. J Bone Joint Surg Am. 102(12):1084-99, 2020
Yoon BH et al: The 2019 Revised Version of Association Research Circulation Osseous Staging System of Osteonecrosis of the Femoral Head. J Arthroplasty. 35(4):933-40, 2020
Large TM et al: Posttraumatic avascular necrosis after proximal femur, proximal humerus, talar neck, and scaphoid fractures. J Am Acad Orthop Surg. 27(21):794-805, 2019
Hu LB et al: Osteonecrosis of the femoral head: using CT, MRI and gross specimen to characterize the location, shape and size of the lesion. Br J Radiol. 88(1046):20140508, 2015
Koren L et al: Hyperbaric oxygen for stage I and II femoral head osteonecrosis. Orthopedics. 38(3):e200-5, 2015
Lee GC et al: How do radiologists evaluate osteonecrosis? Skeletal Radiol. 43(5):607-14, 2014
Theysohn JM et al: Hip imaging of avascular necrosis at 7 Tesla compared with 3 Tesla. Skeletal Radiol. 43(5):623-32, 2014
Vahid Farahmandi M et al: Midterm results of treating femoral head osteonecrosis with autogenous corticocancellous bone grafting. Trauma Mon. 19(4):e17092, 2014
Viana SL et al: MRI of subchondral fractures: a review. Skeletal Radiol. 43(11):1515-27, 2014
Sakamoto Y et al: Osteonecrosis of the femoral head extending into the femoral neck. Skeletal Radiol. 42(3):433-6, 2013
Ikemura S et al: MRI evaluation of collapsed femoral heads in patients 60 years old or older: Differentiation of subchondral insufficiency fracture from osteonecrosis of the femoral head. AJR Am J Roentgenol. 195(1):W63-8, 2010
Iwasaki K et al: Subchondral insufficiency fracture of the femoral head after liver transplantation. Skeletal Radiol. 38(9):925-8, 2009
Min BW et al: Untreated asymptomatic hips in patients with osteonecrosis of the femoral head. Clin Orthop Relat Res. 466(5):1087-92, 2008
Ha YC et al: Prediction of collapse in femoral head osteonecrosis: a modified Kerboul method with use of magnetic resonance images. J Bone Joint Surg Am. 88 Suppl 3:35-40, 2006
Ito H et al: Relationship between bone marrow edema and development of symptoms in patients with osteonecrosis of the femoral head. AJR Am J Roentgenol. 186(6):1761-70, 2006
Huang GS et al: MR imaging of bone marrow edema and joint effusion in patients with osteonecrosis of the femoral head: relationship to pain. AJR Am J Roentgenol. 181(2):545-9, 2003
Stevens K et al: Subchondral fractures in osteonecrosis of the femoral head: comparison of radiography, CT, and MR imaging. AJR Am J Roentgenol. 180(2):363-8, 2003
Fujioka M et al: Initial changes of non-traumatic osteonecrosis of femoral head in fat suppression images: bone marrow edema was not found before the appearance of band patterns. Magn Reson Imaging. 19(7):985-91, 2001
Zurlo JV: The double-line sign. Radiology. 212(2):541-2, 1999
Poggi JJ et al: Changes on magnetic resonance images after traumatic hip dislocation. Clin Orthop Relat Res. (319):249-59, 1995
Steinberg ME et al: A quantitative system for staging avascular necrosis. J Bone Joint Surg Br. 77(1):34-41, 1995
Vande Berg BE et al: MR imaging of avascular necrosis and transient marrow edema of the femoral head. Radiographics. 13(3):501-20, 1993
Mitchell DG et al: Femoral head avascular necrosis: correlation of MR imaging, radiographic staging, radionuclide imaging, and clinical findings. Radiology. 162(3):709-15, 1987
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