Operative Strategies for Ulnar Collateral Ligament Insufficiency
Fig. 12.1 The milking maneuver can be performed by the patient or examiner. Valgus stress is applied while maintaining the forearm in supination. A positive test elicits pain at the…
External Fixation in the Setting of Elbow Instability
Fig. 15.1 Clinical picture of commonly used hinged elbow external fixator. (a) Flexion, (b) Extension (Reprinted with permission from Iordens GI, et al. Clin Orthop Relat Res. 2015;473(4):1451–61) The basis…
Transolecranon Fracture-Dislocations
Fig. 8.1 Buttress plating at the base of the coronoid with small mini-fragment plate can provide additional support for the coronoid fixation (arrow). © E. Scott Paxton, MD Articular Impaction…
The Role of Total Elbow Arthroplasty in the Setting of Elbow Instability
Fig. 16.1 Unlinked total elbow prosthesis (a); linked, semi-constrained elbow prosthesis (b) While there appears to be no difference in functional outcome between linked and unlinked TEA for rheumatoid arthritis…
Anatomy of the Elbow
Fig. 1.1 Illustration showing the static and dynamic constraints to instability. The three primary static constraints to elbow instability are the ulnohumeral articulation, the anterior medial collateral ligament (AMCL) ,…
Autologous Osteochondral Transfer for Management of Femoral Head Osteonecrosis
Preoperative X-rays: The AP and cross-table lateral radiograph of the right hip show a previous core decompression of the right hip with evidence of focal collapse of the superomedial femoral…
Complications of Uncemented Total Hip Arthroplasty: Success
Figure 21.1 Anteroposterior radiograph of the left hip before the core decompression. There is good articular space and no evidence of collapse of the femoral head Figure 21.2 Lateral radiograph…
Bone Grafting Pedicled with Femoral Quadratus for Alcohol-Induced Osteonecrosis of the Femoral Head
Figure 16.1 Diagram of bone grafting pedicled with femoral quadratus. (a) ONFH. (b) A fenestration groove is made below the cartilage edge of the femoral head at the posterior side…
Minimally Invasive Core Decompression Augmented with Concentrated Autologous Mesenchymal Stem Cells
Figure 6.1 AP and frog-leg lateral radiographs of the right (a, c) and left (b, d) hips showing faint sclerosis of the femoral heads consistent with osteonecrosis; however there were…
Osteonecrosis and Thrombophilia: Pathophysiology, Diagnosis, and Treatment
Factor V Leiden PTG TC PAIG 4G4G MTHFR TT Factor VIII >150% Factor XI >150% Homocysteine higha Idiopathic osteonecrosis 20/220 10/213 59/210 44/211 39/161 10/154 24/196 (n = 221)…
