Femoroacetabular Impingement (Cam Type)
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References:

1) Tannast M, Siebenrock KA, Anderson SE. Femoroacetabular Impingement: Radiographic
Diagnosis--What the Radiologist Should Know. AJR 2007;188:1540-1552 [PDF]

2) Nouh MR, Schweitzer ME. Femoroacetabular Impingement: Can the Alpha Angle be
Estimated? AJR 2008;190:1260-1262 [PDF]

3) Rakhra KS, Scheikh AM, Allen D. Comparison of MRI Alpha Angle Measurement Planes in
Femoroacetabular Impingement. Clin Orthop Relat Res 2009;467:660-665 [PDF]

4) Kassarjian A, Yoon LS, Belzile E. Triad of MR Arthrographic Findings in Patients with
Cam-Type Femoroacetabular Impingement. Radiology 2005;236:588-592 [PDF]

5) Beall DP, Sweet CF, Martin HD. Imaging findings of femoroacetabular impingement syndrome.
Skeletal Radiol 2005;34:691-701 [PDF]

6) Clohisy JC, Nunley RM, Otto RJ. The Frog-leg Lateral Radiograph Accurately Visualized Hip
Cam Impingement Abnormalities. Clin Orthop Relat Res 2007;462:115-121 [PDF]

7) Notzli HP, Wyss TF, Stoecklin CH. The contour of the femoral head-neck junction as a
predictor for the risk of anterior impingement. J Bone Joint Surg Br 2002;84-B:556-560 [PDF]

8) Wenger DE, Kendell KR, Miner MR. Acetabular Labral Tears Rarely Occur in the Absence of
Bony Abnormalities. Clin Orthop Rela Res 2004;426:145-150 [PDF]

9) Kassarjian A, Brisson M, Palmer WE. Femoroacetabular impingement. European Journal of
Radiology 2007;73:29-35 [PDF]

10) Maheshwari AV, Malik A, Dorr LD. Impingement of the Native Hip Joint. J Bone Joint Surg Am
2007;89:2508-251 [PDF]

11) James SLJ, Ali K, Malara F. MRI Findings of Femoroacetabular Impingement. AJR
2006;187:1412-1419 [PDF]

12) Pfirrmann CWA, Mengiardi B, Dora C. Cam and Pincer Femoroacetabular Impingement:
Characteristic MR Arthrographic Findings in 50 Patients. Radiology 2006;240(3):778-785 [PDF]

13) Beaule PE, O'Neill M, Rakhra K. Acetabular Labral Tears. J Bone Joint Surg Am
2009;91:701-710 [PDF]

14) Lever CJ, O'Hara JN. Young adult hip disease: hip morphology and impingement. Current
Orthopaedics 2008;22:414-421 [PDF]

16) Keogh MJ, Batt ME. A Review of Femoroacetabular Impingement in Athletes. Sports Med
2008;38(10):863-878 [PDF]

17) Beaule PE, Zaragoza E, Motamedi K. Three-dimensional computed tomography of the hip in
the assessment of femoroacetabular impingement. Journal of Orthopaedic Research
2005;23:1286-1292 [PDF]

18) Pollard TC, Villar RN, Norton MR. Femoroacetabular impingement and classification of the
cam deformity: the reference interval in normal hips. Acta Orthopaedica 2010;81(1):134-141 [PDF]

19) Clohisy JC, Carlisle JC, Beaule PE. A Systematic Approach to the Plain Radiographic
Evaluation of the Young Adult Hip. J Bone Joint Surg Am 2008;90:47-66 [PDF]