– Discussion: – allows access to midtarsal, subtalar, & ankle joints; – disadvantages: – skin may slough about margins of the incision, especially if dislocation of ankle is a part of the case (as in talectomy); – further the peroneal tendons must … Read more
– Discussion: – self limiting avasulcar necrosis of the navicular; – usually unilateral and affects children, most often boys; – onset is at age 4 in boys and age 5 in girls; – navicular is subjected to repetitive compressive forces during wt bearing which may be a … Read more
– See: – Rolling and Gliding Mechanism: – Gait: – Discussion: – bones forming joint are femur, tibia, & patella; – two femurs converge toward the knee and each tibia is nearly vertical, femur & tibia meet angle of some 5-12 deg; … Read more
(see also: Physical Exam; Radiographs) ACL Anatomy of the Knee Anteromedial Rotatory Instability Anterolateral Rotatory Instability Arcuate Ligament Complex Arthrofibrosis Arthroscopy of the Knee Arthrodesis Articular Cartilage Baker’s Cyst Bipartite Patella Blood Supply Blount’s Disease Bursitis Capsule Chondral Injuries of the Knee Chondromalacia Diff Dx Discoid Meniscus Dislocations of the Knee Extensor Mechanism Injuries of … Read more
– Discussion: – most of knee capsule is formed by tendons & their expansions; – anteriorly, tendon of Quads, patella & ligamentum patellae, supplemented by expansion of iliotibial band, serve as capsular ligament; – Posterior Capsule: – thin capsule extends from level immediately above the femoral condyles to posterior border of upper tibia; – its central … Read more
– See: Arthrodesis Menu: / PreOp Planning – Discussion: – arthrodesis remains a treatment option for patients who have recurrent infection, or who are poor candidates for reimplantation; – problems inherent in the performance of knee arthrodesis following a total knee arthroplasty complicated by infection are bone loss, shortening, gait disturbance, & … Read more
– Discussion: – IM may be most reliable technique for achieving union; – w/ TKR infection, IM fusion needs to be performed in a staged fasion with removal of components and control of infection before fusion is attempted; – contra indications: – active infection: … Read more
– See: Carpal Instability – Discussion: – scaphoid normally tends to flex under compressive load, and exerts a similar influence on lunate due to ligamentous attachments; – triquetrum tends to extend w/ compressive loading & will tend to move the lunate into extension; – hence lunate is in a … Read more
– See: SG cath – Technique: – prepare the patient as for subclavian approach; – right side of the neck is preferred for venipuncture for three reasons: – dome of the right lung and pleura is lower than left; – there … Read more
– Discussion: – for diagnosing infectious tenosynovitis; – intense pain accompanies any attempt to extend partly flexed finger; – this is absent in local involvement; – pain will be noted along the course of tendon with extension; … Read more