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 – 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
– See: – blood supply for femoral head; – external rotators of the hip – Discussion: – MFCA supplies majority of blood supply to femoral head; – branches of MFCA enter capsule of hip joint near its distal insertion and couse proximally along femoral neck toward … Read more
– Discussion: – optimal age for the medial approach: – is of more value in the child younger than 18 months but older than 7 months; – when this procedure is used in infants younger than 7 months, there may be a higher risk of AVN, but some authors feel that the risk of AVN … Read more
Discussion older names include dolichostenomelia (Greek for long, narrow limbs) and dystrophia mesodermalis congenital, typus Marfanis; inherited as an autosomal dominant trait with variable expressivity. characterized by long, thin limbs and by laxity of ligaments; Pathophysiology dz of collagen synthesis (possibly the alpha subunit) may have abnormal production of collagen type I (and ? type … Read more
– See: – Exam for Spinal Cord Injury – Head Injury – Neuro Exam Menu – C-spine (initial care): – ensure that patient has adequate C-spine immobilization; – a standard backboard is unsuitable in children since it places the head into extension (pediatric … Read more
– See: – deep venous thrombosis / respiratory failure – Discussion: – time range of diagnosis of PE following discharge: 14-68 days (JR Lieberman et al); – ref: Early pulmonary embolism after injury: A different clinical entity? – in the report by Lawton RL and Morrey BF (1999), the authors advise that patients … Read more
– Outside Link: – An Approach to the Head Injured Patient by Paul Marik, MD – Trauma Menu: – Spine / C-spine – Orders for the Spine Injured Patient: Anesthesia in the Spinal Cord Injured Patient: Fluids in the Head Injured Pt: Hyperventilation Glasgow Coma Scale Head … Read more
– Anticoagulant Induced Bleeding: – Coags – Coag Pathway – Platlet abnormalities: – Transfusion Rx – Dilution Coagulopathy: – may result from massive transfusions; – rarely occurs w/ < 12 units of transfused pRBC, but occurs in nearly all pts that have received > 20 units of pRBC; – note: coagulopathy associated with … Read more
– See: Lumbar Plexus: – Anatomy: – lumbosacral plexus is derived from L4, L5, S1, S2, S3 & S4 roots, each giving rise to anterior and posterior branches; – anterior branches supply flexor muscles of limb, & posterior branches supply extensor and abductor muscles; – superior gluteal nerve (L4 … Read more