Education

Medical School

Harvard Medical School
1994 Boston MA

Internship

Beth Israel Deaconess Medical Center
1995 Boston MA

Residency

Orthopedic Surgery Harvard Combined Orthopedic Residency Program
1999 Boston MA

Fellowship

Boston Children's Hospital
2000 Boston MA

Fellowship

Texas Scottish Rite Hospital
2000 Dallas TX

Media

Q&A

The Child and Young Adult Hip Preservation Program team answer questions about hip pain

Answers Blog

What you should know about hip labral tears in young athletes

Answers Blog

Jenna's comeback from PAO surgery

Answers Blog

AI could change the way we look at hip preservation

Publications

  1. Hip Osteoarthritis: Bench to Bedside Perspective. Adv Exp Med Biol. 2023; 1402:125-133. View Abstract
  2. Is Increased Acetabular Cartilage or Fossa Size Associated With Pincer Femoroacetabular Impingement? Clin Orthop Relat Res. 2017 Apr; 475(4):1013-1023. View Abstract
  3. Both 3-T dGEMRIC and Acetabular-Femoral T2 Difference May Detect Cartilage Damage at the Chondrolabral Junction. Clin Orthop Relat Res. 2017 Apr; 475(4):1058-1065. View Abstract
  4. Editorial: Cam Deformity and Acetabular Dysplasia as Risk Factors for Hip Osteoarthritis. Arthritis Rheumatol. 2017 01; 69(1):1-2. View Abstract
  5. Periacetabular Osteotomy Redirects the Acetabulum and Improves Pain in Charcot-Marie-Tooth Hip Dysplasia With Higher Complications Compared With Developmental Dysplasia of the Hip. J Pediatr Orthop. 2016 Dec; 36(8):853-859. View Abstract
  6. A narrative overview of the current status of MRI of the hip and its relevance for osteoarthritis research - what we know, what has changed and where are we going? Osteoarthritis Cartilage. 2017 01; 25(1):1-13. View Abstract
  7. Lineage-specific BCL11A knockdown circumvents toxicities and reverses sickle phenotype. J Clin Invest. 2016 10 03; 126(10):3868-3878. View Abstract
  8. Surgical Management of Pediatric Developmental Dysplasia of the Hip. J Am Acad Orthop Surg. 2016 Sep; 24(9):615-24. View Abstract
  9. Sensitivity to Change of a Computer Adaptive Testing Instrument for Outcome Measurement After Hip and Knee Arthroplasty and Periacetabular Osteotomy. J Orthop Sports Phys Ther. 2016 Sep; 46(9):756-67. View Abstract
  10. Boston Children's Hospital orthopedic surgery program. J Pediatr Orthop B. 2016 Jul; 25(4):289-91. View Abstract
  11. Femoral Deformity May Be More Predictive of Hip Range of Motion Than Severity of Acetabular Disease in Patients With Acetabular Dysplasia: An Analysis of the ANCHOR Cohort. J Am Acad Orthop Surg. 2016 Jul; 24(7):465-74. View Abstract
  12. Survivorship of the Bernese Periacetabular Osteotomy: What Factors are Associated with Long-term Failure? Clin Orthop Relat Res. 2017 Feb; 475(2):396-405. View Abstract
  13. What Is the Impact of Center Variability in a Multicenter International Prospective Observational Study on Developmental Dysplasia of the Hip? Clin Orthop Relat Res. 2016 May; 474(5):1138-45. View Abstract
  14. What Risk Factors and Characteristics Are Associated With Late-presenting Dislocations of the Hip in Infants? Clin Orthop Relat Res. 2016 May; 474(5):1131-7. View Abstract
  15. Activity Level and Severity of Dysplasia Predict Age at Bernese Periacetabular Osteotomy for Symptomatic Hip Dysplasia. J Bone Joint Surg Am. 2016 Apr 20; 98(8):665-71. View Abstract
  16. The alpha angle as a predictor of contralateral slipped capital femoral epiphysis. J Child Orthop. 2016 Jun; 10(3):201-7. View Abstract
  17. Return to Play After Periacetabular Osteotomy for Treatment of Acetabular Dysplasia in Adolescent and Young Adult Athletes. Am J Sports Med. 2016 Jun; 44(6):1573-81. View Abstract
  18. Planar dGEMRIC Maps May Aid Imaging Assessment of Cartilage Damage in Femoroacetabular Impingement. Clin Orthop Relat Res. 2016 Feb; 474(2):467-78. View Abstract
  19. Preliminary Results of Multiple Epiphyseal Drilling and Autologous Bone Marrow Implantation for Osteonecrosis of the Femoral Head Secondary to Sickle Cell Disease in Children. J Pediatr Orthop. 2015 Dec; 35(8):810-5. View Abstract
  20. Understanding and Treating the Snapping Hip. Sports Med Arthrosc Rev. 2015 Dec; 23(4):194-9. View Abstract
  21. Does periacetabular osteotomy have depth-related effects on the articular cartilage of the hip? Clin Orthop Relat Res. 2015 Dec; 473(12):3735-43. View Abstract
  22. Surgeon Willingness to Participate in Randomized Controlled Trials for the Treatment of Femoroacetabular Impingement. Arthroscopy. 2016 Jan; 32(1):20-4.e23. View Abstract
  23. Surgical Treatment of Adolescent Acetabular Dysplasia With a Periacetabular Osteotomy: Does Obesity Increase the Risk of Complications? J Pediatr Orthop. 2015 Sep; 35(6):561-4. View Abstract
  24. The AAOS Resident Assembly. J Am Acad Orthop Surg. 2015 Aug; 23(8):e11-2. View Abstract
  25. Labral morphologic characteristics in patients with symptomatic acetabular dysplasia. Am J Sports Med. 2015 Sep; 43(9):2152-6. View Abstract
  26. Feasibility of a Randomized Clinical Trial for Treatment of Femoroacetabular Impingement of the Hip. Orthop J Sports Med. 2015 Jul; 3(7):2325967115592844. View Abstract
  27. Prognostic factors for mid-term symptom relief after open surgical correction for femoroacetabular impingement. Hip Int. 2015 Sep-Oct; 25(5):406-12. View Abstract
  28. Periacetabular osteotomy restores the typically excessive range of motion in dysplastic hips with a spherical head. Clin Orthop Relat Res. 2015 Apr; 473(4):1404-16. View Abstract
  29. Does previous pelvic osteotomy compromise the results of periacetabular osteotomy surgery? Clin Orthop Relat Res. 2015 Apr; 473(4):1417-24. View Abstract
  30. How do acetabular version and femoral head coverage change with skeletal maturity? Clin Orthop Relat Res. 2015 Apr; 473(4):1224-33. View Abstract
  31. Does periacetabular osteotomy for hip dysplasia modulate cartilage biochemistry? J Bone Joint Surg Am. 2015 Apr 01; 97(7):544-50. View Abstract
  32. CORR Insights(®): Modified Dunn Procedure is Superior to In Situ Pinning for Short-term Clinical and Radiographic Improvement in Severe Stable SCFE. Clin Orthop Relat Res. 2015 Jun; 473(6):2118-9. View Abstract
  33. Obesity is a major risk factor for the development of complications after peri-acetabular osteotomy. Bone Joint J. 2015 01; 97-B(1):29-34. View Abstract
  34. Medial versus anterior open reduction for developmental hip dislocation in age-matched patients. J Pediatr Orthop. 2015 Jan; 35(1):50-6. View Abstract
  35. Complications associated with the periacetabular osteotomy: a prospective multicenter study. J Bone Joint Surg Am. 2014 Dec 03; 96(23):1967-74. View Abstract
  36. Complications after modified Dunn osteotomy for the treatment of adolescent slipped capital femoral epiphysis. J Pediatr Orthop. 2014 Oct-Nov; 34(7):661-7. View Abstract
  37. Three-dimensional hip cartilage quality assessment of morphology and dGEMRIC by planar maps and automated segmentation. Osteoarthritis Cartilage. 2014 Oct; 22(10):1511-5. View Abstract
  38. The role of imaging in early hip OA. Osteoarthritis Cartilage. 2014 Oct; 22(10):1470-80. View Abstract
  39. Interobserver and intraobserver reliability of the radiographic analysis of femoroacetabular impingement and dysplasia using computer-assisted measurements. Am J Sports Med. 2014 Oct; 42(10):2393-401. View Abstract
  40. The Bernese periacetabular osteotomy: is transection of the rectus femoris tendon essential? Clin Orthop Relat Res. 2014 Oct; 472(10):3142-9. View Abstract
  41. Is acetabular osteoplasty always required in mixed impingement? Eur J Orthop Surg Traumatol. 2015 Feb; 25(2):331-8. View Abstract
  42. Patient and disease characteristics associated with hip arthroscopy failure in acetabular dysplasia. J Arthroplasty. 2014 Sep; 29(9 Suppl):160-3. View Abstract
  43. Open surgical treatment of femoroacetabular impingement in adolescent athletes: preliminary report on improvement of physical activity level. J Pediatr Orthop. 2014 Apr-May; 34(3):287-94. View Abstract
  44. Hip dysplasia is more severe in Charcot-Marie-Tooth disease than in developmental dysplasia of the hip. Clin Orthop Relat Res. 2014 Feb; 472(2):665-73. View Abstract
  45. Persistent structural disease is the most common cause of repeat hip preservation surgery. Clin Orthop Relat Res. 2013 Dec; 471(12):3788-94. View Abstract
  46. Reference values for proximal femoral anatomy in adolescents based on sex, physis, and imaging plane. Am J Sports Med. 2013 Sep; 41(9):2074-82. View Abstract
  47. Patients with unstable slipped capital femoral epiphysis have antecedent symptoms. Clin Orthop Relat Res. 2013 Jul; 471(7):2132-6. View Abstract
  48. Slipped capital femoral epiphysis: relevant pathophysiological findings with open surgery. Clin Orthop Relat Res. 2013 Jul; 471(7):2156-62. View Abstract
  49. Predictors of blood loss and haematocrit after periacetabular osteotomy. Hip Int. 2013 Nov-Dec; 23 Suppl 9:S8-13. View Abstract
  50. Direct comparison of intra-articular versus intravenous delayed gadolinium-enhanced MRI of hip joint cartilage. J Magn Reson Imaging. 2014 Jan; 39(1):94-102. View Abstract
  51. Descriptive epidemiology of femoroacetabular impingement: a North American cohort of patients undergoing surgery. Am J Sports Med. 2013 Jun; 41(6):1348-56. View Abstract
  52. Demographic differences in adolescent-diagnosed and adult-diagnosed acetabular dysplasia compared with infantile developmental dysplasia of the hip. J Pediatr Orthop. 2013 Mar; 33(2):107-11. View Abstract
  53. Nonarthroplasty hip surgery for early osteoarthritis. Rheum Dis Clin North Am. 2013 Feb; 39(1):189-202. View Abstract
  54. Staging of hip osteoarthritis for clinical trials on femoroacetabular impingement. J Am Acad Orthop Surg. 2013; 21 Suppl 1:S33-8. View Abstract
  55. Femoroacetabular impingement research symposium. J Am Acad Orthop Surg. 2013; 21 Suppl 1:vi-viii. View Abstract
  56. Clinical diagnosis of femoroacetabular impingement. J Am Acad Orthop Surg. 2013; 21 Suppl 1:S16-9. View Abstract
  57. Diagnostic imaging of femoroacetabular impingement. J Am Acad Orthop Surg. 2013; 21 Suppl 1:S20-6. View Abstract
  58. Clinical trials in orthopaedics and the future direction of clinical investigations for femoroacetabular impingement. J Am Acad Orthop Surg. 2013; 21 Suppl 1:S47-52. View Abstract
  59. Magnetic resonance imaging and histology of ovine hip joint cartilage in two age populations: a sheep model with assumed healthy cartilage. Skeletal Radiol. 2013 May; 42(5):699-705. View Abstract
  60. Physical activity level improves after periacetabular osteotomy for the treatment of symptomatic hip dysplasia. Clin Orthop Relat Res. 2013 Mar; 471(3):981-8. View Abstract
  61. Anterior delayed gadolinium-enhanced MRI of cartilage values predict joint failure after periacetabular osteotomy. Clin Orthop Relat Res. 2012 Dec; 470(12):3332-41. View Abstract
  62. Do plain radiographs correlate with CT for imaging of cam-type femoroacetabular impingement? Clin Orthop Relat Res. 2012 Dec; 470(12):3313-20. View Abstract
  63. Report of breakout session: Slipped capital femoral epiphysis management 2011. Clin Orthop Relat Res. 2012 Dec; 470(12):3464-6. View Abstract
  64. Can radiographic morphometric parameters for the hip be assessed on MRI? Clin Orthop Relat Res. 2013 Mar; 471(3):989-99. View Abstract
  65. Novel cartilage imaging techniques for hip disorders. Magn Reson Imaging Clin N Am. 2013 Feb; 21(1):35-44. View Abstract
  66. Is the damage of cartilage a global or localized phenomenon in hip dysplasia, measured by dGEMRIC? Clin Orthop Relat Res. 2013 Jan; 471(1):301-7. View Abstract
  67. Low early failure rates using a surgical dislocation approach in healed Legg-Calvé-Perthes disease. Clin Orthop Relat Res. 2012 Sep; 470(9):2441-9. View Abstract
  68. Femoroacetabular impingement: current clinical evidence. J Pediatr Orthop. 2012 Sep; 32 Suppl 2:S166-71. View Abstract
  69. The reliability of arthroscopic classification of acetabular rim labrochondral disease. Am J Sports Med. 2012 Oct; 40(10):2224-9. View Abstract
  70. A new method to analyze dGEMRIC measurements in femoroacetabular impingement: preliminary validation against arthroscopic findings. Osteoarthritis Cartilage. 2012 Oct; 20(10):1127-33. View Abstract
  71. Imaging hip dysplasia in the skeletally mature. Orthop Clin North Am. 2012 Jul; 43(3):329-42. View Abstract
  72. Prevention of nerve injury after periacetabular osteotomy. Clin Orthop Relat Res. 2012 Aug; 470(8):2209-19. View Abstract
  73. Three-dimensional delayed gadolinium-enhanced magnetic resonance imaging of hip joint cartilage at 3T: a prospective controlled study. Eur J Radiol. 2012 Nov; 81(11):3420-5. View Abstract
  74. Vascular safe zones for surgical dislocation in children with healed Legg-Calvé-Perthes disease. J Bone Joint Surg Am. 2012 Apr 18; 94(8):721-7. View Abstract
  75. Clinical stability of slipped capital femoral epiphysis does not correlate with intraoperative stability. Clin Orthop Relat Res. 2012 Aug; 470(8):2274-9. View Abstract
  76. Acetabular retroversion in Down syndrome. J Pediatr Orthop. 2012 Apr-May; 32(3):277-81. View Abstract
  77. Predictors for secondary procedures in walking DDH. J Pediatr Orthop. 2012 Apr-May; 32(3):282-9. View Abstract
  78. Patterns of joint damage seen on MRI in early hip osteoarthritis due to structural hip deformities. Osteoarthritis Cartilage. 2012 Jul; 20(7):661-9. View Abstract
  79. Extremity fracture pain after emergency department reduction and casting: predictors of pain after discharge. Ann Emerg Med. 2012 Sep; 60(3):269-77. View Abstract
  80. Femoral morphology and epiphyseal growth plate changes of the hip during maturation: MR assessments in a 1-year follow-up on a cross-sectional asymptomatic cohort in the age range of 9-17 years. Skeletal Radiol. 2012 Nov; 41(11):1381-90. View Abstract
  81. Does previous reconstructive surgery influence functional improvement and deformity correction after periacetabular osteotomy? Clin Orthop Relat Res. 2012 Feb; 470(2):516-24. View Abstract
  82. New frontiers in cartilage imaging of the hip. Instr Course Lect. 2012; 61:253-62. View Abstract
  83. Responsiveness of the SF-36 and WOMAC following periacetabular osteotomy for acetabular dysplasia. J Bone Joint Surg Am. 2011 Dec 07; 93(23):2214-8. View Abstract
  84. Evaluation of articular cartilage in patients with femoroacetabular impingement (FAI) using T2* mapping at different time points at 3.0 Tesla MRI: a feasibility study. Skeletal Radiol. 2012 Aug; 41(8):987-95. View Abstract
  85. Surgical management of healed slipped capital femoral epiphysis. J Am Acad Orthop Surg. 2011 Nov; 19(11):667-77. View Abstract
  86. Instability of the hip in patients with Down Syndrome: improved results with complete redirectional acetabular osteotomy. J Bone Joint Surg Am. 2011 Oct 19; 93(20):1924-33. View Abstract
  87. Morphologic differences between the hips of Chinese women and white women: could they account for the ethnic difference in the prevalence of hip osteoarthritis? Arthritis Rheum. 2011 Oct; 63(10):2992-9. View Abstract
  88. Diagnosis and treatment of femoroacetabular impingement in Legg-Calvé-Perthes disease. J Pediatr Orthop. 2011 Sep; 31(2 Suppl):S235-40. View Abstract
  89. Effects of B1 inhomogeneity correction for three-dimensional variable flip angle T1 measurements in hip dGEMRIC at 3 T and 1.5 T. Magn Reson Med. 2012 Jun; 67(6):1776-81. View Abstract
  90. Vascular safe zones in hip arthroscopy. Am J Sports Med. 2011 Jul; 39 Suppl:64S-71S. View Abstract
  91. Treatment of the symptomatic healed Perthes hip. Orthop Clin North Am. 2011 Jul; 42(3):401-17, viii. View Abstract
  92. Delayed gadolinium-enhanced magnetic resonance imaging of hip joint cartilage: pearls and pitfalls. Orthop Rev (Pavia). 2011; 3(2):e11. View Abstract
  93. Multicenter study of complications following surgical dislocation of the hip. J Bone Joint Surg Am. 2011 Jun 15; 93(12):1132-6. View Abstract
  94. Diffusion-weighted MRI reveals epiphyseal and metaphyseal abnormalities in Legg-Calvé-Perthes disease: a pilot study. Clin Orthop Relat Res. 2011 Oct; 469(10):2881-8. View Abstract
  95. Periacetabular osteotomy after failed hip arthroscopy for labral tears in patients with acetabular dysplasia. J Bone Joint Surg Am. 2011 May; 93 Suppl 2:57-61. View Abstract
  96. Incidence of deep vein thrombosis and pulmonary embolus following periacetabular osteotomy. J Bone Joint Surg Am. 2011 May; 93 Suppl 2:62-5. View Abstract
  97. Hip Osteoarthritis MRI Scoring System (HOAMS): reliability and associations with radiographic and clinical findings. Osteoarthritis Cartilage. 2011 Aug; 19(8):946-62. View Abstract
  98. Acetabular morphology in slipped capital femoral epiphysis. J Pediatr Orthop. 2011 Apr-May; 31(3):254-8. View Abstract
  99. Bernese periacetabular osteotomy in males: is there an increased risk of femoroacetabular impingement (FAI) after Bernese periacetabular osteotomy? Clin Orthop Relat Res. 2011 Feb; 469(2):447-53. View Abstract
  100. Femoroacetabular cam-type impingement: diagnostic sensitivity and specificity of radiographic views compared to radial MRI. Eur J Radiol. 2011 Dec; 80(3):805-10. View Abstract
  101. [Slipped capital femoral epiphysis]. Orthopade. 2010 Oct; 39(10):1009-21. View Abstract
  102. T1 assessment of hip joint cartilage following intra-articular gadolinium injection: a pilot study. Magn Reson Med. 2010 Oct; 64(4):1200-7. View Abstract
  103. Intermediate to long-term results following the bernese periacetabular osteotomy and predictors of clinical outcome: surgical technique. J Bone Joint Surg Am. 2010 Sep; 92 Suppl 1 Pt 2:115-29. View Abstract
  104. The unstable slipped capital femoral epiphysis: risk factors for osteonecrosis. J Pediatr Orthop. 2010 Sep; 30(6):544-8. View Abstract
  105. Radial dGEMRIC in developmental dysplasia of the hip and in femoroacetabular impingement: preliminary results. Osteoarthritis Cartilage. 2010 Nov; 18(11):1421-8. View Abstract
  106. Epidural pneumatosis of the cervicothoracic spine associated with transient upper motor neuron findings complicating Haemophilus influenzae pharyngitis, bronchitis, and mediastinitis. J Pediatr Orthop. 2010 Jul-Aug; 30(5):455-9. View Abstract
  107. What's new in pediatric orthopaedics. J Bone Joint Surg Am. 2010 Jun; 92(6):1575-82. View Abstract
  108. Delayed gadolinium-enhanced magnetic resonance imaging of cartilage (dGEMRIC), after slipped capital femoral epiphysis. Eur J Radiol. 2011 Sep; 79(3):400-6. View Abstract
  109. Treatment of traumatic separation of the proximal femoral epiphysis without development of osteonecrosis: a report of two cases. J Bone Joint Surg Am. 2010 Apr; 92(4):973-7. View Abstract
  110. Delayed gadolinium-enhanced magnetic resonance imaging of cartilage in the long-term follow-up after Perthes disease. J Pediatr Orthop. 2010 Mar; 30(2):147-53. View Abstract
  111. MRI of hip osteoarthritis and implications for surgery. Magn Reson Imaging Clin N Am. 2010 Feb; 18(1):111-20. View Abstract
  112. Delayed gadolinium-enhanced magnetic resonance imaging (dGEMRIC) of hip joint cartilage in femoroacetabular impingement (FAI): Are pre- and postcontrast imaging both necessary? Magn Reson Med. 2009 Dec; 62(6):1362-7. View Abstract
  113. Assessment of osteoarthritis in hips with femoroacetabular impingement using delayed gadolinium enhanced MRI of cartilage. J Magn Reson Imaging. 2009 Nov; 30(5):1110-5. View Abstract
  114. Feasibility of T2* mapping for the evaluation of hip joint cartilage at 1.5T using a three-dimensional (3D), gradient-echo (GRE) sequence: a prospective study. Magn Reson Med. 2009 Oct; 62(4):896-901. View Abstract
  115. High resolution fast T1 mapping technique for dGEMRIC. J Magn Reson Imaging. 2009 Oct; 30(4):896-900. View Abstract
  116. Triple pelvic osteotomy in complex hip dysplasia seen in neuromuscular and teratologic conditions. J Pediatr Orthop. 2009 Sep; 29(6):527-34. View Abstract
  117. Intermediate to long-term results following the Bernese periacetabular osteotomy and predictors of clinical outcome. J Bone Joint Surg Am. 2009 Sep; 91(9):2113-23. View Abstract
  118. Hip MRI and its implications for surgery in osteoarthritis patients. Rheum Dis Clin North Am. 2009 Aug; 35(3):591-604. View Abstract
  119. A functional difficulty and functional pain instrument for hip and knee osteoarthritis. Arthritis Res Ther. 2009; 11(4):R107. View Abstract
  120. [Delayed gadolinium enhanced MRI of cartilage (dGEMRIC): molecular MRI of hip joint cartilage]. Orthopade. 2009 Jul; 38(7):591-9. View Abstract
  121. To screen or not to screen? A decision analysis of the utility of screening for developmental dysplasia of the hip. J Bone Joint Surg Am. 2009 Jul; 91(7):1705-19. View Abstract
  122. MRI of hip osteoarthritis and implications for surgery. Radiol Clin North Am. 2009 Jul; 47(4):713-22. View Abstract
  123. Reproducibility of dGEMRIC in assessment of hip joint cartilage: a prospective study. J Magn Reson Imaging. 2009 Jul; 30(1):224-8. View Abstract
  124. Range of motion after computed tomography-based simulation of intertrochanteric corrective osteotomy in cases of slipped capital femoral epiphysis: comparison of uniplanar flexion osteotomy and multiplanar flexion, valgisation, and rotational osteotomies. J Pediatr Orthop. 2009 Jun; 29(4):336-40. View Abstract
  125. Periacetabular osteotomy for acetabular dysplasia in patients older than 40 years: a preliminary study. Clin Orthop Relat Res. 2009 Sep; 467(9):2228-34. View Abstract
  126. Cartilage damage in femoroacetabular impingement (FAI): preliminary results on comparison of standard diagnostic vs delayed gadolinium-enhanced magnetic resonance imaging of cartilage (dGEMRIC). Osteoarthritis Cartilage. 2009 Oct; 17(10):1297-306. View Abstract
  127. [Radiological diagnosis of femoroacetabular impingement]. Radiologe. 2009 May; 49(5):425-33. View Abstract
  128. Radiographic and patient factors associated with pre-radiographic osteoarthritis in hip dysplasia. J Bone Joint Surg Am. 2009 May; 91(5):1120-9. View Abstract
  129. What's new in pediatric orthopaedics. J Bone Joint Surg Am. 2009 Mar 01; 91(3):743-51. View Abstract
  130. A computer-adaptive disability instrument for lower extremity osteoarthritis research demonstrated promising breadth, precision, and reliability. J Clin Epidemiol. 2009 Aug; 62(8):807-15. View Abstract
  131. Section VIII: Novel approaches to imaging and tracking of hip topology. J Bone Joint Surg Am. 2009 Feb; 91 Suppl 1:137. View Abstract
  132. Capital realignment for moderate and severe SCFE using a modified Dunn procedure. Clin Orthop Relat Res. 2009 Mar; 467(3):704-16. View Abstract
  133. Post-closed reduction perfusion magnetic resonance imaging as a predictor of avascular necrosis in developmental hip dysplasia: a preliminary report. J Pediatr Orthop. 2009 Jan-Feb; 29(1):14-20. View Abstract
  134. Radiographic evaluation of the hip has limited reliability. Clin Orthop Relat Res. 2009 Mar; 467(3):666-75. View Abstract
  135. Imaging structural abnormalities in the hip joint: instability and impingement as a cause of osteoarthritis. Semin Musculoskelet Radiol. 2008 Dec; 12(4):334-45. View Abstract
  136. Surgical dislocation in the management of pediatric and adolescent hip deformity. Clin Orthop Relat Res. 2009 Mar; 467(3):724-31. View Abstract
  137. A systematic approach to the plain radiographic evaluation of the young adult hip. J Bone Joint Surg Am. 2008 Nov; 90 Suppl 4:47-66. View Abstract
  138. Femoral morphology due to impingement influences the range of motion in slipped capital femoral epiphysis. Clin Orthop Relat Res. 2009 Mar; 467(3):692-8. View Abstract
  139. Magnetic resonance imaging of the hip at 3 Tesla: clinical value in femoroacetabular impingement of the hip and current concepts. Semin Musculoskelet Radiol. 2008 Sep; 12(3):212-22. View Abstract
  140. Comparison of delayed gadolinium enhanced MRI of cartilage (dGEMRIC) using inversion recovery and fast T1 mapping sequences. Magn Reson Med. 2008 Oct; 60(4):768-73. View Abstract
  141. Nonarthroplasty hip surgery for early osteoarthritis. Rheum Dis Clin North Am. 2008 Aug; 34(3):803-14. View Abstract
  142. What's new in pediatric orthopaedics. J Bone Joint Surg Am. 2008 Jun; 90(6):1401-11. View Abstract
  143. Extraarticular fractures after periacetabular osteotomy. Clin Orthop Relat Res. 2008 Jul; 466(7):1645-51. View Abstract
  144. 2007 Elizabeth Winston Lanier Award Winner. Magnetic resonance imaging of cartilage glycosaminoglycan: basic principles, imaging technique, and clinical applications. J Orthop Res. 2008 Mar; 26(3):281-91. View Abstract
  145. Hip arthroscopy: an emerging gold standard. Arthroscopy. 2007 Jun; 23(6):682. View Abstract
  146. The futility of current approaches to chondroprotection. Arthritis Rheum. 2007 May; 56(5):1378-83. View Abstract
  147. Hip dGEMRIC in asymptomatic volunteers and patients with early osteoarthritis: the influence of timing after contrast injection. Magn Reson Med. 2007 Apr; 57(4):803-5. View Abstract
  148. Lateral entry compared with medial and lateral entry pin fixation for completely displaced supracondylar humeral fractures in children. A randomized clinical trial. J Bone Joint Surg Am. 2007 Apr; 89(4):706-12. View Abstract
  149. Delayed gadolinium-enhanced magnetic resonance imaging of cartilage to predict early failure of Bernese periacetabular osteotomy for hip dysplasia. J Bone Joint Surg Am. 2006 Jul; 88(7):1540-8. View Abstract
  150. Early results of treatment of hip impingement syndrome in slipped capital femoral epiphysis and pistol grip deformity of the femoral head-neck junction using the surgical dislocation technique. J Pediatr Orthop. 2006 May-Jun; 26(3):281-5. View Abstract
  151. Hip joint-preserving surgery: beyond the classic osteotomy. Instr Course Lect. 2006; 55:145-58. View Abstract
  152. Short Term Results of Surgical Treatment for Slipped Capital Femoral Epiphysis and Pistol Grip Deformity of the Femoral Head. J Pediatr Orthop. 2006. View Abstract
  153. MR imaging of congenital/developmental and acquired disorders of the pediatric hip and pelvis. Magn Reson Imaging Clin N Am. 2005 Nov; 13(4):783-97. View Abstract
  154. Hip arthroscopy in children and adolescents. J Pediatr Orthop. 2005 Sep-Oct; 25(5):680-6. View Abstract
  155. Fibrocystic changes at anterosuperior femoral neck: prevalence in hips with femoroacetabular impingement. Radiology. 2005 Jul; 236(1):237-46. View Abstract
  156. Serum levels of nickel and chromium after instrumented posterior spinal arthrodesis. Spine (Phila Pa 1976). 2005 Apr 15; 30(8):923-6. View Abstract
  157. Periacetabular osteotomy in patients with Down's syndrome. J Bone Joint Surg Br. 2005 Apr; 87(4):544-7. View Abstract
  158. Debridement of the adult hip for femoroacetabular impingement: indications and preliminary clinical results. Clin Orthop Relat Res. 2004 Dec; (429):178-81. View Abstract
  159. Prophylactic pinning of the contralateral hip after unilateral slipped capital femoral epiphysis. J Bone Joint Surg Am. 2004 Dec; 86(12):2658-65. View Abstract
  160. Toward imaging biomarkers for osteoarthritis. Clin Orthop Relat Res. 2004 Oct; (427 Suppl):S175-81. View Abstract
  161. Delay in diagnosis of slipped capital femoral epiphysis. Pediatrics. 2004 Apr; 113(4):e322-5. View Abstract
  162. Mechanisms and kinetics of glycosaminoglycan release following in vitro cartilage injury. Arthritis Rheum. 2004 Mar; 50(3):840-8. View Abstract
  163. Assessment of early osteoarthritis in hip dysplasia with delayed gadolinium-enhanced magnetic resonance imaging of cartilage. J Bone Joint Surg Am. 2003 Oct; 85(10):1987-92. View Abstract
  164. Rationale of osteotomy and related procedures for hip preservation: a review. Clin Orthop Relat Res. 2002 Dec; (405):108-21. View Abstract
  165. Delayed esophageal perforation and abscess formation after cervical vertebrectomy and fusion. Orthopedics. 2002 Oct; 25(10):1091-3. View Abstract
  166. Surgical treatment of congenital kyphosis. Spine (Phila Pa 1976). 2001 Oct 15; 26(20):2251-7. View Abstract
  167. Protocol issues for delayed Gd(DTPA)(2-)-enhanced MRI (dGEMRIC) for clinical evaluation of articular cartilage. Magn Reson Med. 2001 Jan; 45(1):36-41. View Abstract
  168. Stimulation of aggrecan synthesis in cartilage explants by cyclic loading is localized to regions of high interstitial fluid flow. Arch Biochem Biophys. 1999 Jun 01; 366(1):1-7. View Abstract
  169. Mechanical compression alters proteoglycan deposition and matrix deformation around individual cells in cartilage explants. J Cell Sci. 1998 Mar; 111 ( Pt 5):573-83. View Abstract
  170. Compression of cartilage results in differential effects on biosynthetic pathways for aggrecan, link protein, and hyaluronan. Arch Biochem Biophys. 1996 Apr 15; 328(2):331-40. View Abstract
  171. Altered aggrecan synthesis correlates with cell and nucleus structure in statically compressed cartilage. J Cell Sci. 1996 Feb; 109 ( Pt 2):499-508. View Abstract
  172. The role of cartilage streaming potential, fluid flow and pressure in the stimulation of chondrocyte biosynthesis during dynamic compression. J Biomech. 1995 Sep; 28(9):1055-66. View Abstract
  173. Mechanical regulation of cartilage biosynthetic behavior: physical stimuli. Arch Biochem Biophys. 1994 May 15; 311(1):1-12. View Abstract
  174. Segmentation of brain CT images using the concept of region growing. Int J Biomed Comput. 1991 Nov; 29(2):133-47. View Abstract
  175. Biosynthetic response of cartilage explants to dynamic compression. J Orthop Res. 1989; 7(5):619-36. View Abstract
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