Redo Rotator Cuff Repair
Figure 21.1 Sagittal view of an MRI of the shoulder showing muscle atrophy and fatty replacement of the supraspinatus and infraspinatus Figure 21.2 Oblique coronal view of the left-shoulder MRI…
Arthroscopic Treatment of Rotator Cuff Tendonitis Including Treatment of Acromioclavicular Joint Osteoarthritis and Os Acromiale
Figure 1.1 Plain AP radiograph (a) and T2 coronal MRI (b) demonstrating advanced joint space narrowing and bone marrow edema around the AC joint Diagnosis This patient presented with rotator…
Arthroscopic Management of Rotator Cuff Calcific Tendonitis
Figure 2.1 AP (a), Y view (b) and axillary (c) radiographs obtained after 6 months of shoulder pain show a large homogenous calcific deposit measuring 22 × 7 mm in the subacromial…
Arthroscopic Debridement for Massive Rotator Cuff Tears
Left Right Elevation/ABD supine 100 (active) 160 (passive) 150 (active) 160 (passive) Elevation/ABD upright 80 (active) 130 (passive) 130 (active) 150 (passive) External rotation 50 (active) 60 (passive) 60…
Latissimus Dorsi Transfer for Severe Rotator Cuff Tears
Figure 11.1 True AP x-ray view of the right shoulder in this patient demonstrating moderate superior migration of the humeral head and narrowing of the acromiohumeral interval. There are no…
Fractures of the Femoral Head
Position of the proximal femur Dislocation Full flexion, adduction, internal rotation Pure posterior dislocation Partial flexion, medium abduction, internal rotation Posterior fracture dislocation Hyperabduction, extension, external rotation Anterior dislocation Injury…
Biomechanics of the Hip
Activity Typical peak force (BW) Walking, slow 1.6 ± 4.1 Walking, normal 2.1 ± 3.3 Walking, fast 1.8 ± 4.3 Jogging/running 4.3 ± 5.0 Ascending stairs 1.5 ± 5.5 Descending…
Intertrochanteric Hip Fracture: Intramedullary Nails
Fig. 8.1 AO Classification system for intertrochanteric fractures. Adapted from “Tscherne Unfallchirurgie.” N.P. Haas, C. Krettek; [Per- and sub-trochanteric fractures]; Copyright Springer: Berlin, Heidelberg 2012 Several studies have shown superior…
Anatomy of the Proximal Femur
Timepoint Milestone 4 weeks Limb buds form from ectodermal layer of ventrolateral wall 7 weeks Cartilaginous models of femur and acetabulum have developed from mesodermal layer. Apoptosis creates cleft between…
Approaches to the Hip
and Abhishek Ganta1 (1) Department of Orthopaedic Surgery, New York University – NYU Langone Orthopedic Hospital, New York, NY, USA Abhishek Ganta Email: Roy.Davidovitch@nyumc.org Introduction Proximal femur fractures are a…
