– Anatomy of CMC joint – Sesamoid Bones of the Thumb – Radiographs – AP view taken w/ hand in maximum pronation (Robert View); – Types of Injuries and Treatment: – Mallet Fracture of Thumb – Gamekeeper’s Thumb – Frx Dislocations of the Thumb MP Joint – … Read more
– See: throwing injuries: and elbow throwing injuries – Phases of Throwing: – wind up – early cocking: deltoid and rotator cuff are active; – late cocking phase: – muscle activity: – shoulder is placed in … Read more
– See: CMC Joint Arthritis CMC Instability in the Metacarpals Dislocations of the Thumb MP Joint – Discussion: – dorsal instability is usually due to disruption of the dorsal radial ligament; – dorsal-radial ligaments connects the trapezium to the dorsal radial side of the … Read more
– See: – CMC Joint Instability – Gamekeeper’s thumb – Phalangeal Injury – RA Thumb Tendon Ruptures – Trapezium – Pathologic Findings: – boutonniere deformity – most common thumb deformity in RA; – flexion … Read more
– Landmarks: – posterior superior iliac spine: forms the superior landmark; – incision starts at the posterior 1/3 of the greater trochanter and extends proximally for 10 cm toward a point 2 fingerbreadths below the PSIS; – this will bring the incision directly over the sciatic notch and will also … Read more
– Discussion: – anesthesia considerations: – note that with spinal anesthesia, the table will be tilted reverse trendelenburg inorder to prevent high spinal (this will have the effect of predisposing for vertical cup position if note remedied; – note that leg lengthening is more common with spinal vs general; … Read more
– positioning and prepping – posterolateral skin incision – incise thru iliotibial band – split gluteus maximus – peel back the trochanteric bursa: – divide trochanteric bursa and sweep it posteriorly to expose vastus lateralis, short external rotators and posterior border of gluteus medius; … Read more
– See: Total Hip Replacement Menu: – IntraOperative Frx: – frx may occurr early while the attempt to dislocate hip is made; – most postoperative femoral fractures can be prevented by avoiding injury to the bone during the original THR procedure; – bone lysis from secondary aseptic loosening may … Read more
– See: Neurologic Injuries in THR: – Discussion: – sciatic nerve is palpated by rolling it under surgeon’s finger as it crosses ischial projection from posteroinferior aspect of the acetabulum; – palpate sciatic nerve as it passes superficial to obturator internus & gemelli; – sciatic … Read more
– See: Total Hip Replacement Menu: – Discussion: – natural history of DDH: – acetabular rim syndrome: – results from dysplastic hip, which stresses the labrum, resulting in labral degeneration; – hip arthroscopy and debridement in these patients may provide the patient w/ a few … Read more