– See: Total Hip Replacement Menu: – arterial injuries: in THR – nerve injury – nerve palsy from TKR – Discussion: – incidence of sciatic (tibial and/or peroneal) &/or femoral palsies after THR ranges from 1-3%; – incidence of nerve palsy is 1-2% of primary … Read more
– See: DDH – Main Discussion – Discussion: – 95-98% of DDH cases are possibly reversible; – 2% of DDH cases may have teratologic dislocation which is generally not reversible; – less than 2% of infants will have a positive Barlow’s test (dislocatable hip); … Read more
– See: Bone Tumor Menu – Discussion: – an osteochondroma that results from a dysplasia of peripheral growth plate; – as its name implies, multiple hereditary exostosis is an inherited condition which produces multiple exostoses; – occurs in 1 out of 50,000 people; – … Read more
– See: Watson Jones Approach Smith Peterson Approach – Discussion: – in direct lateral approach, a curvilear split is made thru the anterior portion of the gluteus medius and vatus muscles, in order to gain access to the anterior face of the hip joint; … Read more
Contralateral total hip arthroplasty or ipsilateral total knee arthroplasty in patients who have a long-standing fusion of the hip. Intrapelvic migration of total hip prostheses. Operative treatment The use of the McKeever metallic hemiarthroplasty for unicompartmental arthritis. Serum CK-MB is useful in diagnosis of acute myocardial infarction after total hip arthroplasty. Cardiac isoenzyme values after total joint … Read more
– Discussion: – Miss A Nail Aiming Jig permits single or dual, 7.0 mm cannulated screw or 6.5 mm cancellous screw fixation of the femoral neck frx before nail insertion, for a sound surgical approach to a demanding clinical situation; – may be placed anterior (or anterior and posterior) to path of nail; … Read more
– Discussion: – growth-remaining method – straight-line graph method – arithmetic method is the simplest, but least accurate. – proximal femoral physis:: – 4 mm / yr (1/8 in/yr) – distal femoral physis: – … Read more
– Discussion: – metastatic breast disease survival averages 34 months; – avg life expectancy w/ metastatic disease to bone is > 18 months; – Radiographs: – permeative destructive lesions of bone; – permeative destruction of the proximal femur is the most common type of destruction leading to … Read more
– Discussion – see: Bone Tumor Menu – Types of Metastatic Carcinoma: – breast cancer – renal cell ca – prostatic cancer – lung carcinoma – thyroid cancer: – may cause heavy bleeding if disturbed (consider need for embolization prior to biopsy … Read more
– Operative Considerations (see IM nailing and Synthes IM Nail); – should be considered when x-rays show more than 50% loss of the shaft diameter on any view; – risk of pathologic frx is low for lesions involving 50% of the shaft diameter (assuming that patient is touch down weight bearing), but rises dramatically after the … Read more