– See: – Anterior Compartment – Superficial Poserior Compartment – Deep Posterior Compartment – Anatomy: – lateral compartment contains only 2 muscles, peroneus brevis, & longus, which serve primarily as plantarflexors and evertors of foot; – superficial peroneal nerve runs in … Read more
– Discussion: – tripled layered arrangement on the lateral aspect of knee; – posterolateral part of capsule is divided into two laminae that encompass LCL, fabellofibullar, & arcuate ligaments; – Layer I – superficial Layer (Layer I): 2 parts; – iliotibial tract (and its expansion anteriorly) … Read more
– Discussion: – usually arises from lateral side of deep femoral artery; – in 15% of pts, it arises from femoral artery above profunda; – LFCA passes laterally in front of Psoas & between branches of Femoral Nerve; – passes deep to Sartorius & rectus femoris, and … Read more
– Discussion: – it is a continuation of musculocutaneous nerve originating from C5 – C8 nerve roots and lateral cord of brachial plexus; – be aware of the frequent anatomic variation as it crosses the elbow; – becomes superficial at anterolateral aspect of elbow between biceps and brachialis muscle; … Read more
– See: Kocher Approach to Elbow: – Discussion: – allows exposure of lateral column (for condylar frx), capitellum, and radial head, – it can also be used for Monteggia frx as well as for exposure for PIN decompression; – lateral approach is not optimal for complex … Read more
– 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
– 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: 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
– produces a dissociative state of anesthesia – the sympathetic nervous system is activated causing an increase in HR and BP which makes it an ideal agent for hypovolemic pts – ketamine is a direct myocardial depressant and should be used cautiously w/ CAD; – ketamine is a potent cerebral vasodilator and is contra-indicated in … Read more
– See: Midfoot/Forefoot Fractures – Discussion: – involves frx at base of fifth metatarsal at metaphyseal-diaphyseal junction, which typically extends into the 4-5 intermetatarsal facet; – Jones frx is located w/in 1.5 cm distal to tuberosity of 5th metatarsal & should not be confused w/ more common avulsion frx of 5 … Read more