admin Discussion arises from median nerve, 5 cm above medial epicondyle; runs on volar surface of FDP and along interosseous membrane between ulna & radius; supplies FPL, lateral half of FDP, & pronator quadratus; may supply sensory branches to distal ru and carpal joints; variations: martin gruber anastomosis occurs in 10-15% of all forearms and in … Read more
Myopathic Disorders » Muscle Fiber Types » Biochemistry of Skeletal Muscle Contraction Muscle Contraction Depolarization Metabolic Sequence Calcium Regulation of Muscle Contraction Histology of Skeletal Muscle Chemistry of Skeletal Muscle Muscle Cramps » Extra cellular Matrix composed of many different molecular components, consisting mostly of collagens, proteoglycans, and glycosaminoglycans Matrix metalloproteinases enzymes that digest collagen … Read more
(*Authors and affiliations will continue to be added as new chapters are posted.) Emre Acaroglu, MD Orthopaedic Spine Department Ankara Spine Center Ankara, Turkey Afua Adjei-Kwayisi MD, DC Ridge Regional Hospital Accra, Ghana Tamir Ailon, MD, MPH, FRCSC Vancouver Spine Surgery Institute Vancouver, Canada Christoph E. Albers, MD Department of Orthopaedic Surgery Inselspital, University Hospital … Read more
Editor: Scott D. Boden, MD Associate Editors: Robert Hart, MD Keith Luk, MD Robert Gunzburg, MD Section Editors: Chris Ames, MD Howard An, MD Ulrich Berleman, MD Helena Brisby, MD Elaine Buchanan, MD Helton L.A. Delfino, MD Ashish Diwan, PhD Eric Hurwitz, MD Norio Kawahara, MD Michael Kelly, MD Hubert Labelle, MD Teija Lund, MD … Read more
Editor: Scott D. Boden, MD A truly global perspective on the lumbar spine with contributions from over 200 international experts. The International Society for the Study of the Lumbar Spine and Data Trace Internet Publishing, LLC are pleased to present the Lumbar Spine Online Textbook. This work is being hosted on the world renowned Wheeless’ … Read more
Discussion thromboembolism is among the most serious complications in orthopedics classic “Vichow’s” triad damage to venous endothelium venous stasis hypercoagulable states and conditions Prevalence varies depending on the sensitivity of the study and the degree of prophylaxis theoretically every surgery patient probably develops microscopic thrombi which embolize to the lungs, but these may not be … Read more
Discussion indicated for symptomatic soft tissue impingement, synovitis: specific lesions amenable to arthroscopic debridement include: osteochondral lesions; meniscoid lesion in anterolateral gutter; mass of fibrocartilagenous tissue arising from the tibio-fibular joint will protrude into the joint; patients will note anterolateral ankle pain, popping, and giving way; anterior impingement snydrome of the ankle thickening of antero-inferior … Read more
The Disaster Preparedness Toolbox is an educational conduit offering resources to help educate non-military orthopaedic surgeons worldwide in the areas of disaster preparedness and trauma care. Toolbox offerings: Journal – Special themed issues of the Journal of Surgical Orthopaedic Advances exclusively devoted to disaster preparedness and trauma care. Online Textbook – Wheeless’ Textbook of Orthopaedic Surgery contains … Read more
General Discussion of Synovial Fluid (see also: glycosaminoglycans and proteoglycans; friction and lubrication) synovial fluid is an ultrafiltrate of blood plasma plus hyaluronic acid and glycoproteins; synovial fluid resembles material in interstices of loose connective tissue in respect to both components; rate and method of passage of substances into & out of synovial fluid depend … Read more
(see: Synthes Femoral Products) Workup for Femoral Shaft Frx (trauma workup) assessment of perfusion: damage control orthopaedics timing of surgery in orthopaedic patients with brain injury surgical timing and prevention of ARDS in patients with femur frx IM Nailing Technique Anatomy of Femur Arterial supply Canal Entry Point Comminuted Femoral Shaft Fractures Distal Femoral Physeal … Read more