Data Trace Editor – Discussion: – polyethylene liner: (traditional design) – references: – Effect of femoral head size on wear of the polyethylene acetabular component. – Independent contribution of elevated-rim acetabular liner and femoral head size … Read more
– See: TKR Menu / Supracondylar Femur Frx – Discussion: – known risk factors include notching of the femur, osteoporosis, and excessive polyethylene wear (w/ subsequent osteolytic defect) – other risk factors include osteonecrosis of the femur; – ref: Morphologic analysis of periprosthetic fractures after hip resurfacing arthroplasty. – Radiographs: – often oblique radiographs are needs … Read more
Discussion: – Trauma Work Up: – Assessment of Perfusion: Damage Control Orthopaedics – Preparation for Surgery – fat embolism syndrome – references: – Early unreamed intramedullary nailing of femoral fractures is safe in patients with severe thoracic trauma. – Thoracic trauma … Read more
– Discussion: – NSAIA (propionic acid group); – for Rheumatoid and Osteoarthritis, mild to moderate pain; – Arthritis: 300-600mg PO tid/qid (maximum daily dose is 3 gm) – Tab: 600mg, Cap: 200, 300mg; – Note may cause increased LFT’s; – No adjustment is … Read more
– B agonist for Rx of Brochospasm; – 0.5-1.0 mg in 3ml NS by Nebulizer q4-6hr; – Althoughstandard dosing intervals for Beta agonists are q4-6hr,they may be given almost continuously in severe bronchospasm, as long as potential side effects are noted: (SVT, PVC, Muscle Tremors)
* Adults: Parental: 0.001-0.002 mg/kg/dose IV, may repeat in 1 to 2 hrs; 1-2 micrograms/kg/dose IM/IV: 100 micrograms = 10 mg Morphine. Pre-op: 0.005-0.01 mg/kg IM 30-60 min before surgery; Children (2-12 yrs): Parental: 0.02-0.03 mg/20-25 lbs (10 kg); * IM: onset at … Read more
– Discussion: – for iron defficiency anemia; – adult: 300mg PO qd/tid with meals; – will turn stools and urine dark; can cause GI upset; con-stipation; – sulfate form contains more elemental iron per dosage unit than gluconate (some tolerate gluconate better); – peds: prophylaxis: … Read more
– Discussion: – Dx of FES requires at least one sign from major criteria and at least four signs from the minor criteria category; – Gurd’s Major Criteria: – axillary or subconjuctival petechia – occurs transiently (4-6 hours) in 50-60 % of the cases; – hypoxemia (PaO sub 2, <60 mmHg; FiO sub 2, <= … Read more
– Discussion: – advantages of femoral shaft reaming: – avoids potential mis-sizing of nail diameter (which can occur when non-reamed nails are inserted); – reaming may carry bone graft particulate into the fracture site; – faster union may be achieved in … Read more
– Discussion: – general discussion of non union / infected femoral nails – femoral shaft that has not healed in 26 wks signals a delayed union; – may be more common in segmental fractures and in winquest type IV fractures; – most common iatrogenic risk factor is failure to … Read more