Biomechanical Considerations in Arthritis of the Hip
Fig. 4.1 Measured range of motion in normal children and children with DDH. [Reprinted from Rao KN, Joseph B. Value of Measurement of Hip Movements in Childhood Hip Disorders. J…
Osteonecrosis
Fig. 7.1 Schematic drawing of the blood supply to the femoral head. (A) Superior retinacular vessels. (B) Inferior retinacular vessels. (C) Lateral epiphyseal artery. (D) Medial epiphyseal artery. (E) Superior…
Gait Pathomechanics in Hip Disease
Fig. 5.1 Terminology defining the phases and subphases of the gait cycle. The key events that delineate each phase are shown. Stance can also be considered as two periods of…
Metabolic Syndrome, Obesity, and Osteoarthritis
BMI < 25 BMI 25–29.9 BMI 30 or greater P-value P = value of trend No MS One MS No MS One MS No MS One MS N 640 493 723 1109 475…
Venous Thromboembolism in Total Hip Arthroplasty
Genetic hypercoaguable states (Factor V Leiden deficiency, Protein C or S deficiency, lupus anticoagulant, thrombophilias) History of prior DVT and/or PE History of prior congestive heart failure, myocardial infarction, and/or…
Hip Sepsis and the Prevention of Perioperative Infections
Major criteria 1. Two positive periprosthetic cultures with phenotypically identical organisms, OR 2. A sinus tract communicating with the joint, OR Minor criteria 1. Elevated serum C-reactive protein (CRP) AND erythrocyte sedimentation rate…
Options for Primary Hip Arthroplasty
Head Size Limitations to range of motion Flexion Extension Internal rotation External rotation Abduction Adduction Flexed internal rotation Flexed external rotation 32 mm Component impingement 119.0 (±4.0) 50.7 (±1.3) 128.9…
Metabolic Bone Disease Following Organ Transplantation
22. Ninkovic M, Love SA, Tom B, Alexander GJ, Compston JE. High prevalence of osteoporosis in patients with chronic liver disease prior to liver transplantation. Calcif Tissue Int. 2001;69(6):321–6.PubMed 23….
Preoperative Management of Paget’s Disease
19. Barker DJP. The epidemiology of Paget’s disease of bone. Br Med Bull. 1984;40:396–400.PubMed 20. Altman RD, Bloch DA, Hochberg MC, Murphy WA. Prevalence of pelvic Paget’s disease of bone…
Osteoporosis and Hip Fractures
87. Chapuy MC, Arlot ME, Duboeuf F, et al. Vitamin D3 and calcium to prevent hip fractures in the elderly women. N Engl J Med. 1992;327(23):1637–42.PubMed 88. Heller HJ, Greer…
